TW477735B - A combination of the drill of the screwdriver or the spanner and the screw - Google Patents

Abstract

The object of the present invention relates to a combination of the drill of the screwdriver or the spanner and the screw, which can effectively prevent the above drill or the spanner from engaging and dropping off by improving the front-end structure of the front-end cutting edge of the drill of the screwdriver or the spanner. Meanwhile, regarding the suitable screw, the function of the screw can be also maintained and the operation for turning on the screw tightly can be certainly and rapidly done by improving a part of structure that is connected with the front-end of the above front-end cutting edge, in order to improve the working efficiency. A cylinder projecting section of the polygonal inscribed circle is formed in the front-end of the front-end cutting edge that is comprising of a polygonal shape, meanwhile, the front-end surface of the cylinder projecting section is formed to become a conical projecting section, and a projection is also formed in the center of the above conical projecting section. The vertical wall that is extended vertically by the above front-end cutting edge is set to form an extended cutting edge. A slightly vertically wall surface having a needful depth is formed by the center of the screw head is comprising polygonal grooves, meanwhile, the conical bottom surface is formed from the lower side of the vertical wall surface to the center of the screw's neck, and further comprised a structure of the screw having proper polygonal grooves.

Description

V. Description of the invention (1) The present invention relates to a screwdriver. For example, for a countersunk drill or a wrench and a screw suitable for this, a polygonal hole, and a screwdriver provided with a ^ 2 f screw or a head formed on the screw, etc. The drill bit is tight; the screw at the front end of the 4 polygonal hole shape drill head can be backed up at any time, and combined. IiAJLt, a screwdriver drill bit or a wrench and a screw, which are flying out, are used as shown in Figure 15 to Figure 18: ^ The combination of screwdriver bits is as shown in the figure. In other words, both Fig. 15 and Fig. 16 are ... because the screws φ7, Ώu,-with screws at the center and / or corner holes; and Figs. 17 (a) and (b) show The above mentioned 丄 ^ μ ψ is a screwdriver bit and wrench for the π / 8 / corner hole 4 screws. Figure 18 shows the above mentioned screwdriver; m π 4 ^ Ding only fits a bear. The k-mouth is fitted with a screwdriver drill or wrench. However, the conventional screw 10 shown in FIGS. 15 and 16 is provided with a hexagonal hole in the screw head Ha. 2. Yanhai hexagonal holes 12 'are respectively directed from the end edge to the screw crotch 1 Ob, and while forming a certain vertical wall surface 3, a slightly conical bottom surface 4 is formed at the bottom of the hole. 〃 On the other hand, the conventional screwdriver drill bit 20 and the wrench 20 shown in FIGS. 17 (a) and (b) are provided with a hexagonal leading edge 2 fitted into a hexagonal hole 丨 2 of the screw 1 At the same time, the shape suitable for the vertical wall surface 13 formed by the edge portion of the hexagonal hole 12 directed to the screw neck portion 1 Ob is formed by forming an extended blade portion 22a correspondingly extended. In addition, in FIG. 17,

90100123.ptd Page 5 V. Description of the invention (2) No. 2 3, the vertical wall wall surface 1 3 is shown tightly according to the combination or wrench formed as above 2 0-shaped front edge 2 2 surface 1 3, upper corner hole 1 2 The vertical transfer of the above mentioned screw moments. The screw-in or screw-in, however, the root head or wrench 2 0 angle hole 1 2 by straight wall surface 13. 2 ′ is formed by closely intersecting the shape of the perpendicular intersection wall in the extended blade portion 22a to the upper, +, and Ershan portions with the above-mentioned screw] 0 / other end blade portion 22. / 、 The conventional screw and screwdriver drill or wrench formed by the vertical hole formed by the angle hole 12 is shown in Fig. 18, for example, Du Yanyan 4 is fitted with hands, as shown in the above 2 screws 10 and screwdriver drills The vertical wall with the extended knife portion 22a, the eight screwdriver drill bit or the wrench 20 is inserted into the hexagonal hole 12 perpendicular to the wall: the surface and the extended knife portion 22a, and the six of the screw 10 are engaged. Therefore, in this state, by turning Π: a conventional screw that can be constructed as described above can be inserted into the object to be screwed in. [0] and a screwdriver = combination, as shown in Figure 18 The six or eight opening edge of the screw head 10a points to the screw neck 丨 0b, forming a certain vertical aspect. Corresponding to this, the screwdriver drill bit or the angled front end blade portion 22 of the wrench abuts each of the extension knife portions 22a to form It is suitable for the vertical wall surface portion 13 of the hexagonal hole 12. 'As a result, since the blade portions 22 and 22a of the screwdriver bit or the wrench 20 having the vertical wall portion 23 with the hexagonal surface formed thereon, the hexagonal shape of the screw 10 with the vertical wall surface 13 with the hexagonal surface ... The hole 12 is fitted, and when the front cutting edge portion 22 of the screwdriver drill or the wrench 20 is engaged with the opening edge portion of the hexagonal hole 12 of the screw 10, symmetrical to the center of the hexagonal hole} 2 ^ and Bucket / 7735

= Direction = The length u between the above-mentioned intersections, and the distance from the vertical wall surface. Because "by hand, it is extremely difficult to achieve the above-mentioned" 22, "," Γ center, "and the front end of the screwdriver bit or wrench 20 of the part 22] ar / is very difficult to achieve-it will be quite difficult (Refer to Fig. 16 (shown by dashed lines) and Fig. 18.) Mouth: In the case of: 2 'in the opening of the hexagonal hole 12 of the screw 10 ^' That is! Screwdriver bit or wrench 2〇 The front end of the blade has a similar engagement with it. The above 辻 :: The front end of the head or the wrench 20 of the wrench 20 is also prone to be similar.] Ί Π〇 The opening edge of the hexagonal hole 12 fly outward Out of the bite

ί or wrench 2 °, the load should be quite large, ": ,," "When the tightening resistance is large," as shown by the slash 15 in the π, the opening edge of the octagonal hole 12 of each intersection line- -When it is broken; when r is missing, the screw (inclined part 15) gradually expands, the above screw starts: drill collar ΐ :: 2 = the phenomenon of closing is more frequent until the screw is tightened = from the viewpoint of this, in order to prevent the above The screwdriver drills down. When turning the screwdriver bit or wrench 20, it is necessary to turn the screw Ϊ It is necessary to apply a strong pushing force to the hexagonal hole 12. However, if the screw and the tightening object are metal: 疋 right

In any problem, but if it is a precision part 4: Rigid rigidity: The body head or wrench 20 bites off from the hexagonal hole 12: (the surface of the sub-drill head is damaged, and there is also a screw damage of 9 or even a broken = 9 Disadvantages caused by moxibustion

V. Description of the invention (4) Also, the upper end, that is, the front hemp L 4 ° and Jing, will have hexagonal holes 1 2 and, if the pushing pressure is used, half of the surface cannot be screwed, and the result will be difficult. On the other hand, while pushing the screws apart, adding more labor and a combination of roots and conditions, the situation is that the drill screw car is eccentric with the tightening operation of the drill wire, and it says that the hexagon of the screw head must be Occlusal detachment is now frequent. The bite-off end cutter portion 22 promotes the above-mentioned damage. The upper side can prevent the upper pair of bolts and sub-drills or the generation of bolts. On the side of a hand driver bit, force and fatigue are required. Extremely sleepy is the difficulty of drilling a screwdriver with an angle of 12 and the difficulty of rotating a bolt or a wrench with 20 phases. It is difficult to maintain the screw 10 and the front end of the electrician and the six axes. For example, under the circumstances, if the head or wrench 20 industry is very difficult, the occurrence of the drop of the hexagonal hole 1 2 will accelerate the wear of the drill or the wrench before the extended blade 2 2 a, so that the phenomenon of falling off by the father can be combined. If this happens, there will be difficulties such as an increase. The screwdriver bit or wrench 20 is applied with an excessively large amount of bite-off phenomenon, but the correct torque is transmitted to its screws, etc., and the magnitude of the pushing force of the wrench 20 is different. The tightening torque is not uniform, and the screw-tightening of screws and other operations such as bolts and screws will have a tightening angle for the screwdriver bit or wrench 钻 I »1 2 It is suitable for the coaxial state, and the drill or wrench shaft is directly fitted with the front end of Fig. 16 (dashed line) and the front end, which will not only cause frequent breakage of the opening edge, but also perform a 20-shaped increase in the number of hands. 'To make the screw screw shaft Figure 1 8 The screw mentioned above will also be more

Η / / / JJ V. Description of the invention (5) It is easy to produce the same damage as the screwing operation of the upper part f: screw. The phenomenon of falling off and the opening edge of the hexagonal hole becomes necessary to break the screw f. It is impossible to work out, but there is a defect that the above-mentioned situation is prone to occur in the situation of hexagonal output; T and so on. λ clogging and other situations, it will be more tolerant. In the combination of the screw and the base of repeated tests to improve the combination of the multi-angle hole in the head of the screw, the combination of hand and screw = The first two, the same as the second, also improve the structure of the = end corresponding to the above-mentioned bite or wrench of the bite and fall, effectively preventing damage, and assuming that even the wire ^ & prevent the break of the conventional screw is achieved at any time. And fast tightening: chapter hole: points produce damage, still can work efficiently. The tightening operation can significantly improve the structure of the central part of the customer's spare part as the above screw head, and form the required wall at the same time. The angular hole formed by the vertical wall surface and the cone at the same time. The polygonal hole portion formed by the bottom surface: the lower edge of the vertical wall surface of the corner hole of the corner portion of the neck of the j wire:,; there is a vertical step difference portion formed by the above screw head, and the vertical step difference portion 2 is a polygonal inscribed circle forming a conical bottom surface at the center. Another, the edge points to the head of the screw neck or the front end of the blade of the wrench = right: the front end of the other end of the blade constituted by the screw of the screw, 嗖 = ,, '° structure, at the same time as a polygonal protruding part' In front of the cylindrical shape of the cone-shaped protrusion _ Guoying-shaped protrusion 9090123.ptd Page 9 V. Description of the invention (6) The end surface is provided with an extended blade portion from the top. Thereby, the formed cylindrical protruding portion can be rounded in the opening edge portion, and the vertical wall portion of the polygonal hole of the subsequent wire can be used to fall off. Then, the inventor provided a vertical step on the screw of the above-mentioned screw at the initial stage of the fitting of the drill-shaped protrusion of the screwdriver and through the hole of the central portion of the tapered protrusion or the tip of the wrench. A drill bit or a wrench shaft and a screw fitted with a polygonal hole provided with a recess corresponding to the upper protrusion can prevent the surface of the occlusal part from being damaged. By using a screwdriver drill, the front-end cutting edge of the present invention hangs on the drill or When the screw is fast and reliable with the drill or wrench wall surface, and the drill is in agreement with each other, the wrench is formed by the vertical wall portion that extends straight, and the front end of the blade is raised. The coupling is locked to the polygonal inward rotation operation, which can immediately make the front edge of the screw head or the wrench vertical and thus obviously prevent the bite, and set a protrusion on the head or the circle to get the embedded upper head. The department has said that the drill bit is in the upper position, and the upper thread axis with the falling phenomenon is caused by the above-mentioned or the intention of the wrench to deliberately study the hand's front cylindrical protrusion, in the vertical can be quickly described by the multiple angles formed vertical Or the front end of the protrusion that is generated when the drill bit is described and the front end is the same as the front end or the wrench and the concave part that provide a difference in the angle of the above-mentioned protrusions and holes of the opposite end of the blade. A type of screw for testing the front end of the recessed part of the blade is provided with a front end surface shaped to be screwed with the screw. In addition, the lower part of the vertical wall surface is formed as a front-end cutting edge of the cutting edge. The rotation of the shaft not only prevents the fitting, but also obtains a polygonal circle of a circular cylinder formed by a screw-holding screwdriver bit. At this time, the drill can turn with the screw on the bottom of the lower cone, and the screw can be fully turned from the screw. Or wrench

\\ 326 \ 2d- \ 90-03 \ 90100123.ptd Page 10 477735 Five, and the part of the elephant blade to achieve the effect of the special wall under the multiple front hole

Description of the invention (7) The combination of the screws, the front end structure, and at the same time, the front end of the needle head can be connected at any time. The clear disclosure to achieve the above ^ characteristics is: formed on the polygonal inscribed circular front end surface In order to form a protrusion, the extension is formed to extend slightly perpendicular to the wall surface, and the edge points the screw with a polygonal hole. At this time, the front corner is also inscribed with a circle. Appropriately, it is for the purpose of improving the screw in the polygonal hole formed by the screw to effectively prevent the knot of the applicable screwing portion and the rapid screwing. The present invention is a cylindrical protruding conical protrusion made of a polygon, There is no structure in which a wire is formed at the center portion of the neck of the polygonal hole formed by the screw with the upper blade portion. A circular parallel cylindrical cone-shaped protrusion formed by the blade portion is provided with a spring embedded in the center of the head portion of the head of the present invention in the middle of the elongated blade hole. Also through the structure, the screw tightening operation can be exerted. At the same time, the portion of the front edge of the screwdriver drill can also be formed at the center of the vertical portion of the tip of the tapered edge of the cone, and the bottom of the cone is formed at the same time. Ο The inner part of the core is formed by a protruding inner penetrating rod made of steel to form the required depth of the front edge of the wrench of the vertical wall surface. The engagement of the front edge of the wrench is now improved, and the head or wrench is significantly improved. The front end is provided with a cylindrical protrusion-shaped protrusion that extends straight to the center to form a desired depth. The vertical wall surface is further structured to be suitable for the formation of a central member that can be used for the required depth. The lower edge of the screw or the slightly vertical plane of the wrench points to the center of the neck of the screw. The characteristics are: a screw with a polygonal hole formed on the bottom surface of the upper d. The lower edge of the vertical wall surface ^ of the vertical segment difference f ^ is connected to the vertical segment of the circle, and a conical bottom is formed from this surface and at the center of the neck of the screw 2 of the conical bottom. At this time, the above has 2 :: The heart is provided with a recess. Four-corner hole screws, 丄 & screws are bolts with four-corner holes, and hexagonal hole-shaped bolts ::: variable bolts, two hexagonal-hole screws, screws with deformed or deformed polygonal holes, and other polygons Kongfa 1 is the most-tired 4. And: Two Γ 5 photos * 'For the screwdriver drill rattan 卞 i "Γ of the present invention, the two embodiments are described in detail. Figures Ka), (b), and (c) are one embodiment of a hand For the old months, the screwdriver bit or the wrench 30, including the screwdriver bit or the drill bit fitting hole of the present embodiment, can be used as a benefit. Part 32, at the front end of the blade part 32 ;: set; opening tool = cylindrical projection 34 which is formed into a circular inscribed circle, and then formed into a conical projection 35 with the above-mentioned six f-shaped surfaces, juxtaposed = out The vertical extension of the front end of the part 34 is recognized by the miner, and the second screw extending vertically from the above-mentioned end-knife part 32 == the long knife part ^. Then, in this implementation of Qiu, "ΐ Γ 0 of the above-mentioned cone The central opening P 0 of the protrusion 35 is provided with a relatively small-diameter sharp protrusion 36. Figures 2 and 3 show a screwdriver drill or plate suitable for the above embodiment. 90100123.ptd Page 12 477735 V. Description of the invention (9) An example of the screw 40 of the hand 30. In other words, in the figures (^) and (dagger), 'reference number 40' shows a bolt or screw (hereinafter referred to as a screw) with a hexagonal hole according to the present invention, and a screw head 40a of the screw 40 is provided for use as Hexagonal hole 42 of the drill fitting hole. The hexagonal hole 42 is provided at the center of the screw head portion 40a. However, the hexagonal hole 42 includes a vertical wall surface 43 having a certain depth formed by the opening edge portion, and a lower edge portion 43a of the vertical wall surface 43 is provided with a hexagonal inscribed circle formed as the hexagonal hole 42. The vertical step portion 44 forms a gently inclined conical bottom surface 45 from the lower edge portion 4 4 a of the vertical step portion 44 to the center of the screw neck & qb. The central portion of the conical bottom surface 45 of the screw 40 of this embodiment corresponds to a recessed portion 46 in the structure of the flag projection 36, corresponding to a protrusion 36 provided at the front end of the cutting edge portion of the screwdriver drill or wrench 30. / 、 The edge of the melon is inserted into the vertical wall surface 43. The vertical wall surface 43 is made of red 5 (the angle of extraction of the upper punch). ~ 5. Formed by left and right slightly vertical wall surfaces. Therefore, the vertical surface 43 formed in the hexagonal hole 42 of the screw 40 is fitted into the straight wall portion of the front end of the screwdriver drill or the wrench 30. I old i In other words, the above-mentioned screwdriver drill or wrench 30 has a cylindrical protrusion 34 ′ formed at the front end of the front cutting edge portion 32 with respect to the opening edge portion of the hexagonal hole 42 of the above screw and is aligned with it. The size of the inscribed circle is quickly fitted and fastened. Next, the front end blade portion 32 extends vertically perpendicularly: it passes through the vertical wall surface 43 of the hexagon hole 42 of the screw 40, and the Yanxian blade portion 328 enters the hexagon. Inside the hole 42, the above-mentioned cylindrical protruding portion 34 is fitted into the bottom surface of the cone 45 while being fitted with the vertical step 44 of the hexagonal hole 42 while fitting with the vertical step 44 of the hexagonal hole 42. Perform the fitting operation of the screw 40 and the wrench 30. According to the present embodiment, as shown in FIG. 4, when the above-mentioned screw lifting portion 32 and the hexagonal hole 42 of the screw 40 are fitted and brought into contact with each other, the cylindrical shape of the tip of the above-mentioned drill or wrench 30 is adopted. Projection. The central portion of the tapered projection 35 is provided with a projection 36, which can quickly and accurately enter the above-mentioned 4 screws into the hexagonal hole 42 at the beginning of the fitting contact. Therefore, in the following operations, as long as the head or the wrench 30 rotates in a prescribed direction, that is, the vertical wall surface 43 of the angled hole 42 and the vertical wall continued by "", more tired, and "40" continue to extend vertically.部 33 、 形 ， 成 一; head = combination of screw and screwdriver drill or wrench, according to this embodiment, as shown in Figure 4 ^ ^ ^ ^ ^; u2 ^. P The above drill or wrench 30 The front end of the front blade portion 32 is provided with a protrusion 36, and is set at the center of the conical bottom surface 45 of the screw 40. = Setting = The pivotable shaft and the screw shaft are kept at the same time at the same time. At the same time, the screwdriver drill bit is played by the top or the side of the front end-screw (Embodiment 2). Figures 5 to 7 show another embodiment of the screwdriver bit or wrench of the present invention. 90100123.ptd Page 14 477735-5 , Description of invention (π) Example. In addition, in FIGS. 5 to 7, the embodiment shown in FIGS. 1 to 3 is described], and the convenience is clearly stated. The same reference numerals as above are omitted and the detailed description is omitted. In other words, in this embodiment, the four corner holes 52 used as the drill fitting holes do not have a screwdriver 50a in the shape of the screw head which is suitable for the screw 50. Screws with four corner holes 5 0, and FIG. 5 is a diagram showing the characteristics of this embodiment. The above-mentioned four small holes 42 include the moon hole 邛 screws 50. In other words, the curved vertical wall surface 43 is formed at% f = two mouth edges. A certain depth is formed as the above-mentioned four-corner hole 52 =; the lower edge of the wall surface 43 and a, and the center portion is formed with a gently inclined conical bottom surface 45. The center portion is provided with a concave portion 46. Fig. 7 on the above conical bottom surface 45 is suitable This embodiment is an embodiment of a screw drill or a wrench 30 with a four-corner hole screw. In other words, Tai 把 A '^ ^ Xiakou 疋 The screw handle of this embodiment; drill or wrench 30, In order to make it possible to participate in the field, Yu Tianyou μ, +, 々 from J Xiong Guan drinking mouth on the four corners of the hole used as the drill bit t 5 of the above screw 52, and has a quadrangular front end blade portion 32, and the front end of the front end blade portion 32 is provided with a cylindrical protruding portion 34 forming the above-mentioned quadrangular inscribed circle. Then, the front end surface of the cylindrical protruding portion 34 is formed. There is a conical protrusion 35, and a protrusion 36 is formed at the center of the conical protrusion 35, and an extended blade formed by a curved vertical wall portion 33 extending vertically from the front edge blade 32 is provided. Section 3 2 a. The combination of the screwdriver bit or wrench 3 0 and the screw 50 of the present embodiment configured as described above is the same as that of the first embodiment described above, and the screw 90100123.ptd page 15 477735

When the four corner holes 52 of the screwdriver drill 50 or the wrench 30 are fitted into the four corners of the four corner holes 52 of the screw 50, a full screw holding function can be obtained. When the cylindrical protruding portion 34 formed at the tip is in contact with the screw, the above-mentioned cylindrical protruding portion 34 can be quickly and surely fitted and locked to the mouth edge portion, so that the same screw can effectively prevent occlusion and falling off. The front-end cutting edge portion 32 of the driver bit or the wrench 30 (Embodiment 3) and FIG. 8 are modified examples of the screwdriver bit or the wrench shown in FIG. As shown in the example ^ '5 is convenient and convenient' For the same structural parts as those in the first embodiment which is not consistent with FIG. 1, the detailed description is omitted. The same reference numbers are assigned, and # in other words, in this embodiment, the front cutting edge portion 32, # f + > & π from the center hole 37 of the screwdriver drill or wrench 30, the long portion of the Inside, a rod member 36 composed of yellow steel is penetrated. Here V2: Λ, the front end of the rod member 36, protrudes from the above-mentioned screw: η 'so that the opening of the front end is formed from a conical protrusion formed by π, V, the drill bit or the wrench of the wrench 30. The units 35 and M have the same functions. The protrusion of the previous embodiment i is equal to the above-mentioned screw of this embodiment, ^ ^ ^ ^ ^ 〇, with respect to the elastic force determined by the shaft of the drill or wrench from 0 to the above; J: 36 On the other hand, the above-mentioned rod member 36 is provided with a recessed portion 46 = provided in the drill fitting hole of the screw 40, and the end of the screwdriver drill or wrench 30 is fully utilized with g: 9 , Can be paid w, knife screw 32

90100123.ptd Page 16 477735

V. Description of the invention (13) Support function. (Embodiment 4) Figures 9 to 11 show another modification of the screwdriver drill or wrench of the present invention. In addition, in FIGS. 9 to 11, for convenience of explanation, the same reference numerals are given to the same components as those in the first embodiment shown in FIGS. 1 to 3, and detailed descriptions thereof are omitted. In other words, in the present embodiment, there is shown a curved deformed hexagonal hole 42 which is formed in the screw head 40a and is used as a drill fitting hole, and is equally spaced / separated at six angles in the radial direction. A deformed hexagonal hole screw 40 and a screwdriver drill or wrench 30 suitable for the screw 40.

FIG. 9 and FIG. 10 are diagrams showing the deformed hexagonal hole screw 40 according to this embodiment. In other words, the deformed hexagonal hole 42 ′ includes a curved vertical wall surface 43 formed with a certain depth from the opening edge portion, and a lower edge portion 43 a ′ of the vertical wall surface 43 is provided with the deformed hexagonal hole 42. A deformed hexagon inscribed in the vertical step difference portion 4 4 of the circle, and a gently inclined conical bottom surface 45 is formed by the lower edge portion 44 a of the vertical step difference portion 4 pointing to the center portion of the screw neck portion 40 b. The central portion is provided with a recessed portion 46.

FIG. 11 is an embodiment of a screwdriver drill or wrench 30 having a deformed hexagonal hole screw 40 suitable for this embodiment. In other words, the screwdriver bit or wrench 30 of this embodiment has a deformed hexagonal hole 42 which can be fitted into the deformed hexagonal hole 42 used as the $ head fitting hole of the screw 40 described above. & The blade portion 3 2 ′ is provided at the front end of the front end blade portion 32 with a cylindrical protruding portion 34 forming the above-mentioned deformed hexagonal inscribed circle. Then, the front end surface of the cylindrical projecting portion 34 is formed into a conical projecting portion 35, and the conical projecting portion 35 is formed again.

90100123.ptd Page 17 V. Description of the invention (14) The center part is provided with a protrusion 36, and an extended f-curved vertical wall part 33 is provided. An extended edge knife formed by the household weight = the knife part 32 extends vertically as described above. The structure of this embodiment = the combination of the screw 40 is similar to the above embodiments; = a cylinder formed by the hand 30 and the front end of a screwdriver or a wrench 30; the screw f is a deformed hexagonal hole of the screw 40 42, opening edge portion 34: The fitting is locked in the deformed hexagonal inscribed circle, and the screw can be fully exerted at the same time as the speed of detachment is achieved; == the front end blade portion 32 of the stopper 30 % Of the work of the screw. (Sub-drill or wrench (Embodiment 5)) shows the screwdriver drill or wrench of the above-mentioned Embodiment 4: 'In Figs. 12 to 14, for convenience of explanation' For each of the above-mentioned Figs. 9 to 11 Points, = y main return 1 1 the same components as in yoke example 4 are given the same reference numbers, and detailed descriptions are omitted. = In other words, in this embodiment, the screw head 4 is shown. a-shape 40: a thin flesh-shaped deformed hexagonal hole screw 40 and a screwdriver drill or a wrench 30 suitable for the screw. 〃 In FIG. 12, a deformed hexagonal hole screw 4 provided in this embodiment is provided. The square shape / corner hole 42 is formed in six directions along the radial direction at equal intervals and protrudes in a curved shape. At the same time, the opening edge portion is relatively shallow, that is, a vertical wall 43 is formed at a slight depth. Then, the lower edge portion 43a 'of the vertical wall surface is provided with a vertical step 44 having a small depth of the inscribed circle of the deformed hexagonal hole 42 formed as the above-mentioned deformed hexagonal hole 42. DESCRIPTION OF THE INVENTION (15) The lower edge portion of the step portion 44 points to the center of the screw neck portion 40b. A gently inclined conical bottom surface 45 'is formed by a structure provided at the center of the above-mentioned conical bottom surface 45. This is suitable for the screwdriver drill or wrench 30 with a deformed hexagonal hole screw 40 of this embodiment, As shown in FIG. 13 and FIG. 14, to form a hexagonal hole M with a deformed hexagonal hole M =, which is used as a drill fitting hole of the above-mentioned screw 40, =: a leading edge portion 32 configured to protrude in the leading edge blade portion 32部 34 ^ 秋后 ': J: Hexagonal inwardly-circled, slightly protruding cylindrical cone-shaped protrusion 35 The front end surface of the small-tube-shaped protrusion 34 is formed into a circle 36, and the above-mentioned conical protrusion is provided The central portion of 35 is formed with an extension portion 32 formed by a protrusion 33 ′. The curved portion 32 extends vertically. Each of them is a deep-seated 々θ system for a drill fitting hole. The upper part has a stepped portion with a small depth setting. 44 case, even if it is suitable. 2 = perpendicular to the circle; hand 3 ° 'Because the fitting part of the front knife 32 is also deformed by a hexagonal inscribed circle formed by a driver bit or other end, J = , And will be broadcast in 3 and 4 into a slightly protruding shape. By making: f The exit structure is the same as the above-mentioned embodiments. When the front end of the above-mentioned knot J hand 30 and the screw 40 are fitted and brought into contact with each other, ": a drill bit or a hexagonal inscribed circle The inner part can be quickly and accurately: formed separately at i pinch 2 which can effectively prevent occlusion and falling off: the same as the fitting buckle, 4 screwdriver drills or the front end of the wrench 30 = effective screw retention work can be obtained 9 〇100123.ptd V. Description of the invention (16) Yes. In particular, in the screw with γ-restriction, the core ::: The depth of the hole in the drill bit has the above mentioned screwdriver drill 2. This screwdriver drill or In the case of a wrench, in order to fully fit the upper edge of the upper blade or the edge of the blade of the hand, even if it forms a flat shape that fits two holes, it will not fit in the screw head w = 7 part and conical shape. The role of the protrusion is to achieve the screw and screw; the damage 'can be quickly and surely, or the screw, with the hexagonal hole screw inspection or the bolt with the four corner hole is suitable for a variety of polygonal holes 蜾 ,,, 糸 or It is only a variant, and it does not depart from the essential scope of the present invention. : Or =, or other deformations, etc., more. *: ,,,, and a large number of design changes (effects of the invention) It is obvious from the above embodiment that the hand, by means of a polygonal screwdriver drill or an angle-shaped circular cylinder The front end of the projecting portion is formed as a conical projection without a plurality of front surfaces. At this time, the formation of the cylindrical projecting portion is protruded, and the central portion of the conical projection is provided above. The extended knife part 3 ;;: = :: The vertically extending vertical wall part forms a polygon with a slightly vertical wall surface; two: the lower edge part of the required depth of the part points into the screw neck while forming a The vertical wall surface is connected to the bottom of the c-cone screw with a polygonal hole screw, and then constitutes the opening edge of the screw with the angular hole 9101 00123 • Ptd Page 20 4/7735 ^ --- 5. Description of the invention (17) can fasten the screwdriver quickly and surely, which can prevent the occlusion and detachment, and damage to the surface of the head of the screw when the other end of the wrench or wrench is fitted. At the same time of X, it can effectively prevent ^ by ::::::::: ^ or the corner hole screw of the wrench, including the lower edge of the 2181 cone bottom surface with multiple vertical walls. The part of the polygonal hole formed by the neck is formed by the vertical segment difference. The vertical segment difference of the inscribed circle has a conical bottom surface, and it is formed at the center of the circle "pointing to the neck of the screw, which can fully play in the screwdriver drill. Two :::: ?? Structure with recessed portion, the bottom of the wire is shaped like a .. The end of .I, and with a multi-angled hole snail, in particular, according to this; :: Keep the function. Quickly achieved relative to the broken 4 The driver bit or wrench can easily and uniformly obtain the position of the center of the hole and the center of the hole. The position of the center position of the hole is indeed joined by the mechanical driving surface of Ying Tianyu, and the screw is broken. In this case, a large number of advantages can be obtained by using the screw retaining function. Ϋ 1 The workability of the screw tightening operation can be significantly improved. In the present invention, the protruding portion of the fitting hole is provided. Screw bit can achieve mass production at low cost ^ The upper punch can simplify the manufacture of screws and 0 screws 9〇〇〇123.ptd page 21 477735 V. Description of the invention (18) 10a screw head 10b screw neck 12 hexagonal hole 13 vertical wall surface 14 slightly conical bottom surface 20 Screwdriver drill or wrench 22 Tip blade 22a Extension blade 23 Vertical wall section 30 Screwdriver drill or wrench 32 Tip blade 3 2a Extension blade 33 Vertical wall 33, Curved vertical wall 34 Cylindrical protrusion 35 Conical projection 36 Projection 36, rod member 37 Center hole 40 Screw 40a Screw head 40b Screw neck 42 Hex hole 42, deformed hexagon hole «

90100123.ptd Page 22 477735 V. Description of the invention (19) 43 Vertical wall surface 43a Lower edge portion (of vertical wall surface 43) 43 'Curved vertical wall surface 43a' Lower edge portion (of vertical wall surface 43 ') 44 Vertical step difference portion 44a Lower edge portion (of vertical step 44) 45 Conical bottom surface 46 Concave portion 50 Screws (bolts) with four corner holes 5 0a Screw head 50b Screw neck 52 Four corners LI L LI is called between the centerlines of the hexagonal holes 1 2 Length L2 Length 0 between vertical wall surfaces 13 and shaft 0 at the front end of the rod member 36 '.

90100123.ptd Page 23 477735 Brief description of drawings Figure 1 (a) is a side view showing the main part of a screwdriver of the present invention. One embodiment of a driller or wrench Right side view of a driver bit or wrench. Mouth uc j is the figure of the screwdriver. Figure 2 (a) is an end view showing a screwdriver wrench suitable for the figure]. An embodiment of a wire with a hexagonal hole part or a plate = a cross section of the main part of the screw along the BB line in Figure i⑷ Figure 3 is a screw with a hexagonal hole shown in Figure 2 Figure 4 shows the relative It is shown in FIG. 2 and is a two-thousand-plane view. The screwdriver drill or wrench shown is connected to the cross-section side view of the part shown in FIG. The main point of the state where X is coupled is shown in Fig. 5 which is suitable for the screw of the present invention: another-the embodiment with a four-corner hole screw two = Fig. 6 is not the same as in Fig. 5 ^ 丨 Figure 7 It is suitable for the plan view of the head shown in Figure 5 and ° ff. Side view of the main part of a driver bit or wrench. Screw of the present invention with a hole screw 图 Fig. 8 is a side view showing a main part of the screw of the present invention. Another embodiment of a drill or a wrench is a screw view showing a tool, a wrench, or a wrench constituted by another embodiment of a screw suitable for the present invention. " Cross-section side of the main part of the corner hole screw Fig. 10 is a deformation view shown in Fig. 9; Fig. 11 is a plan view of a head suitable for the self-tensioning wire shown in Fig. 9. The present invention with Ai Kai " corner hole screw 9090123.ptd page 24 477735 simple illustration of a screwdriver bit or a side view of the main part of a micro-belt wrench. Fig. 12 is a view of a deformed hexagonal hole portion suitable for the present invention shown in Fig. 9; Alas. Side to side map. Modified Example of the Screw of the Hole I of the Screwdriver Drill I of the Present Invention FIG. 14 is a side view of a main part of the dry wrench of FIG. 12. Figure 15 is known and six self?丨 Shirt ’End view of 板 手 刖 钿.

m R 1 ^ Cross section of the main part of the corner screw 葙 FI FIG. 16 is a side view with a hexagonal j-plane shown in FIG. 15. Fig. 17 (a) A plan view of the master's department of P 、, 糸, 糸. M *, cl "Feng Jiezhi has a hexagonal hole NN, a slightly side view. Figure 7 (b) is a diagram of a conventional hexagonal hole with a screwdriver bit. ',,,, and a schematic side view of a wrench 18 is shown in Figure 15 with a hexagonal screwdriver bit $ # 1 & a moon hole 月 screw and the screw shown in Figure 17 ~ j continued or A cross-sectional side view of the main part of the key of the wrench. 90100123.ptd Page 25

Claims (1)

11155 VI. Patent application scope1. A screwdriver drill or wrench, characterized by a circular cylindrical protrusion at the front end of a front-end cutting edge made of a polygon, and the cylinder 4 ^ > at the same time Qiao = dog, and a protrusion is formed at the center of the conical protrusion, and 5 is formed by the front edge of the head and the edge of the edge, and the extension of the vertical wall portion is formed at the center of the screw head. The multi-angle hole formed by M 痄 > ^ $ simultaneously forms the conical bottom surface of the vertical portion of the vertical portion of the central portion of the vertical wall surface, and further configures ::: The edge portion is directed to the screw screw. # 成 宜 a 于 Polygonal hole part Second, such as the screw of the scope of patent application; cylindrical protrusions formed by other end blades, 4 drills or wrenches' which are connected by circular parallel cylinders. You constitute a sub-drill or wrench formed with a polygonal inner 3. If the screw of the patent application is in the center of the conical protrusion, the two ends are required to penetrate deeper than the interior of the extension knife: : The middle part of the front blade: =: rod made of cyanide steel = L, and a part of the screw with the required depth is formed on the slightly cliche nipple structure, which is characterized by: a polygonal hole formed by the bottom of the cone The number of a formed in the neck of the above screw a 477735 VI. Patent application scope 5. For the screw of the patent application scope item 4, in which the screw with a multi-corner hole is composed of a bolt with a four-corner hole, a screw with a four-corner hole, Hexagonal hole bolt, screw with hexagonal hole, bolt with deformed hexagonal hole, screw with deformed hexagonal hole, and bolt or screw with other polygonal hole or deformed polygonal hole. 90100123.ptd Page 27