JPH02504372A - soft material applicator - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed description of the invention] soft material applicator Background of the invention The present invention can be applied to soft cosmetics, crayons, marker pens, eyeliners, lipsticks, etc. It relates to applicators of moldable soft materials such as planers. difference More specifically, the present invention provides for easily forming thin tips of such soft materials as needed. The present invention relates to an applicator that can be molded into a shape.

prior art Examples of prior art are described in the U.S. and French patents listed below; None of the prior art allows users to create new fine points in soft, formable materials. It cannot be molded easily and quickly.

U.S. Patent No. 527,803 describes an automatic lead sharpening pen that uses a regular graphite "lead". The sill is listed. A sharp knife edge on the finger to form a pointed point. used.

U.S. Patent No. 1,055,028 discloses that during the manufacture of cigars, the edge of the cigar wrapper is A paste cup for sending paste is described. Paste supply is Implemented by plano jar and orifice.

U.S. Patent No. 1.270.914 describes a mechanical pencil with a clutch and spring. It is listed. Fingers 7 are provided to prevent the core from slipping off the clutch. .

U.S. Pat. A crayon holder that can be sharpened with a simple core sharpening tool F is described. this The tool has a cutting or grinding plate (Fl) for thin grinding.

In the lip stake holder described in U.S. Pat. No. 2,209.849, an extension 1 in which a rotatable plunger is inserted directly into the lipstick 2; It has 8. Therefore, by rotating the threaded end of the plunger, the lipstick into the conical inner surface 14 of the cap 15. The cap has a slotted screw. The lock 16 is locked into the body 5 by engaging the slot 17.

U.S. Patent No. 2,559,889 discloses a foam embedded within a lipstick. A lipstick holder using a screw having a screw 27 is described.

U.S. Patent No. 2,606.527 describes a self-tipped eyebrow pencil. Ru・. Three or four wires are embedded in the front end of the sleeve and this connects to the shaft. – Acts as a beech.

U.S. Patent No. 2,665,696 describes a lipstick applicator and shearb It is an assembly with. A separate cap/sherbuna assembly 60 is described.

The interior of the cap is provided with ridges 64 which converge towards the closed end. and has a matching angle to the taber of the lipstick 10. these The glue "preferably has sharp edges as shown at 68 in FIG.

However, these ridges are rounded or obtuse to place the taber inside the tip. "can be curved to match the rounded point" has been done. To form a tip, press the lipstick against the end of the cap and rotate it. This is done by allowing the ridges to act on the lipstick material.

U.S. Patent No. 2,979,029 related to Prior Patent No. 2,565.715 Cocoon pencil and sherb using sherbuna 27 with two plates 28 In this case, the cap 30 is not used to form the tip.

U.S. Pat. This relates to edge formation.

According to this patent, prior art pencil tip formations tend to cause occlusion. be. A spring is provided to operatively engage the tip of the marker pencil with the pointer 28. will be provided. The pointer 28 is a truncated hollow cone 10 with a slot 112. including one edge 114 of the slot defined by a face 115 of the wedge 116. It will be done. This edge 114 is the cutting edge. By rotating the cap, the pointer or rotate under the action of a spring. The cutter gets stuck in the crayon and the chip disconnect.

In the mechanical pencil described in U.S. Pat. No. 3,209,730, a crayon 25 is pushed into the shearbuna plate 48 by screws 26. in this case Also, the cap does not serve to form a new point on the crayon.

U.S. Pat. No. 3,232,276 discloses a eyebrow pencil and sharpener representative of the prior art. Beech is listed. The device has a barrel 10 containing a lead screw 27.

A crayon support simple 31 is arranged at the end of the feed screw 27, and this thimble It has a blanket 32 in which a eyebrow pencil crayon 34 is placed. this device The operation consists of pushing the crayon into the metal shearbreader 39. This device is It has a cap 38, but this cap does not participate in the formation of the crayon point.

It has a member that penetrates.

French Patent No. 919,892 teaches that crayon 1 is forced through the open end of the cap. vinegar. The pencil case is indicated at 9 and the thread is indicated at 11. specially described However, due to the rotation of the cap, the crayon protrudes from the end of the cap and the member It is considered that it is cut by 12.

The object of the present invention is to easily and quickly form thin tips on moldable soft materials. To provide an applicator that can be used for

Other objects and advantages of the invention will become apparent from the following description with reference to the accompanying drawings.

Summary of the invention The present invention generally comprises a body having an open chamber at the front end and a conical inner surface. and a hollow molded cap removably fixed to the main body. for cosmetics A charge of moldable soft material such as eyeliner is charged into the body and its Pushed into the conical surface by a piston or rod until a conical tip is formed. be caught. Next, when the cap is removed from the body, the soft A thin tip of material is exposed and can be used. inner circle of chamber The conical surface and inner surface are smooth and non-stick to the extent that they can be easily separated from the conical surface described above. . Preferably, the device is configured such that when the cap is rotated on the body, the piston or or a rod is configured to force the material into the conical surface.

The soft material charge can be used as is, as preformed material, or both. It is housed and loaded in an open-ended cartridge. Suppression means directly apply force. It can be a threaded member that acts on a selected material charge.

In a first embodiment of the invention, the open front end of the body has a frusto-conical shape and the cap The conical inner surface of the tap matches the shape of the front end portion of the main body. very soft material If used, an additional cap with an inside surface that matches the outside surface of the molded cap. or protector cap. Medium-low softness and low creaminess In the case of materials, the inner surface of the molded cap is sufficiently smooth and non-stick, like "Teflon" If this is the case, there is no need to use a protector cap. Protect Taki When used with a molded cap, the molded cap has slits that form fingers. I can do it. When removing the protector cap, preferably pull the molded cap backwards. Remove it by pulling it away from the material and the main body, then sliding it forward to remove it. It is possible to form a conical tip of a material that is

In other embodiments, the molded cap includes a circumferential ridge on the outer surface and the ridge engages a slightly wider circumferential group on the inner surface of the protector. This implementation is used, a molded cap is usually housed within the protector cap, Once the protector cap is removed, the molded cap can be pulled along with the fins. Open and close the gas to leave the desired charge tip.

The tip-formed cap and the inside surface of the chamber are such that the charge can easily be slid and removed. It is smooth and non-stick. The tip molded cap is made of nylon, especially Teflon, etc. Retracting protector is constructed of elastic plastic with a smooth surface of Quick release installation is a problem because the fingers can be opened by removing them without any problems. allows the user to simply slide the cap forward and release it from the body and material. I can do it.

The piston means preferably includes a threaded cover and a rod. The cover is at the end of the main body. When screwed onto the end, applies pressure against the soft material to compress it tightly . Preferably the protector has a threaded inner surface and a conical tip of soft material. It is strongly fixed to the main body during molding. As the tip of the material wears, the tip The end molding cap and protector cap are reconnected and a new piston is installed. A tip can be formed.

If a protector is not used, the tip molded cap has a continuous outer surface and a slit It does not have any features. Sufficient pressure is applied to the piston to fill the hollow space in the cap. After being applied by the cap, the cap is removed by sliding it forward and the soft material produces a conical tip.

The invention enables soft cosmetics and creams such as eyeliners and lip liners to be used. Quickly form a new tip on soft marker means such as yongs, marker pens, etc. I can do things. This thin tip formation makes it easier to apply than the traditional devices mentioned above. Become.

Brief description of the drawing FIG. 1 is a side view of a device assembled according to a first embodiment of the invention; Figure 2 is a cross-sectional view taken along line 2-2 in Figure 1, and Figure 3 is a cross-sectional view taken along line 3-3 in Figure 1. Cross-sectional view, Figure 4 shows the protector cap removed and the molded cap partially retracted. a partial perspective view of the device showing the narrow tip of the charge exposed; Figure 5 is an exploded perspective view of the front part of the device; Figure 6 is an exploded perspective view of the rear of the device. FIG. 7 is a side view of an embodiment that does not use a protector cap; Figure 8 is a sectional view taken along line 7-7 in Figure 7, Figure 9 is the tip forming of Figures 7 and 8. The perspective view of the cap, Figure N10, shows that the tip molded cap has a slit, but normally it is a slit. an exploded perspective view of a movable embodiment housed within the protector; FIGS. 11 to M: & 18 are explanatory diagrams of cartridge aspects of the present invention, Figure 11 is a perspective view of the cap; Fig. 12 is a partially broken perspective view of the opposite side of Fig. 11, and Fig. 13 is an empty cartridge. A perspective view of FIG. 14 is a partially cutaway perspective view of a cartridge loaded with a cosmetic charge; Fig. 15 is a perspective view of the cosmetic product packaging; Figure 16 is a perspective view of the threaded rod; Figure 17 is a partially cutaway perspective view of the main body, or Figure 18 is the main body, cartridge, and cosmetics. Figure 1: Longitudinal cross-sectional view of fully assembled device including charge and cap Referring to FIG. 3, the assembled device 10 is made of particularly soft material. 1 shows an embodiment of the present invention that is effective for. This embodiment includes a body 11 and a tip end. shaped shell 19, screwed protector end cap 20, and screwed piston holder 22. The piston holder 22 has an inner surface thread 13a, and The side threads 13a engage with the outer threads 13 on the main body 11, and the piston rod 21 into the chamber lla of the hollow main body member 11, move it forward, and Pushing the kana material 18 out of the orifice 18a of the frusto-conical end 17 of the body 11 I can do things.

Before extruding the material, an applicator with slits 19a forming fingers 19b is A tail shell 19 is a tight sliding fit over the end 17 and also has internal threads 20a. A retaining end cap 20 is screwed onto the speed thread 14. Chez The hole 19 has an inner side thread that cooperates with the thread 17a of the main body and the recess 16, respectively. 19a and a snap notch 16a. When using the applicator for the first time , a molded shell 19 is screwed onto the end 17 of the body, and then an end cap 20 is screwed onto the snap thread or speed thread 14 on the body.

The soft material 18 is then charged into the chamber lla of the body 11. next, The piston 22 is screwed onto the rear thread 13 of the body, and the rotational action of this piston is The piston rod 21 then pushes the material forward until it is tightly packed. next completely remove the end cap 20 and remove the fillet formed by the slot 19a. When the molded shell 19 with the fingers 19b is pushed backwards, as shown in FIG. A conical tip of material 18 projects. Next, move the shell 19 forward and pull it completely. When drawn out, the conical tip 18 is exposed.

Referring to the embodiment shown in FIGS. 7, 8 and 9, the continuous outer surface and Although the tip has a conical inner surface, a protector end cap is not used. Before Similar to the embodiment described above, a soft material 18 is installed in the chamber l1g of the body 11. When the piston 22 is screwed onto the rear thread 13 of the main body, the piston The rotation causes the piston rod 21 to tightly pack the material into the cap 119. Push it in until it clicks. Next, unscrew the cap 119 from the body end 17 and move it forward. Remove and expose the conical tip of material 18 for use.

In the embodiment illustrated in FIG. It has a slit 219a forming a shape b. There is a narrow shoulder on the outer surface of this cap 219. A circumferential ridge 219c is provided. The protector 220 is inside It has a circumferential group 220C on its surface. This group 220c and the ridge 21 9C is when removing the protector when the mutual knob is placed inside the protector. The cap can slide slightly, allowing the fingers to open and expose the material. I can do things. Once the cap is assembled inside the protector, remove the cap. However, the cap can be removed when the protector is removed. Therefore, the number of parts that the user has to operate is small. The protector and cap are shown in Figure 1 to It has internal threads and notches similar to the embodiment shown in Figure 6, and can be attached and detached from the main body in the same way. I can do that.

Referring to FIGS. 11-5818, the applicator includes a cap 300; having a soft cosmetic charge 400, a cartridge 500, and an external thread. It has a rod 600 and a main body 700. The main body 700 has an internal ratchet at its rear. It has an open lower part 01 at the front thereof. Book The front portion 702 of the body 700 receives the rear portion 504 of the cartridge 500 and It has an internal notch 70B for engaging the upper radial collar 505. Main body 70 The internal threads 705 of the rod 600 are engageable with the external threads of the rod 600 .

The rod 600 has a hexagonal outer circumference at its end 601, and this end 601 is connected to the cartridge. Hexagonal inner surface l of edge 500; engages. The end 60B of the rod is located behind the main body 700. The end positioning engages the orifice. The rear end of the cartridge has a finger 507. This finger then engages a ratchet 704 on the body.

Cartridge 500 holds a charge 400 of soft cosmetics, and the charge 40 0 has a hexagonal rear part 401 and a cylindrical front part 402, and is formed as follows. It has a finished conical tip 403. The rod 600 and the soft material 400 are To easily slide inside the cartridge 500. The flat end surface 602 of the rod 600 is It abuts against the flat rear end surface of the cosmetic insert 400. Cartridge 500 has an open front end 501, with a radially oriented outer projection 502 at its front end and a small projection at its center. 503 to cooperate with the cap 300.

The cap 300 has an open end 304 and the opposite end is closed and has a continuous surface. do. The interior of the cap 300 is cylindrical and opens into a chamber 306 thereof. It has a conical recess 305. Four circumferential nipples 307 within chamber 306 is located. These nipples 307 connect to the L-shaped protrusion 50 of the cartridge. It fits between the two. The distal end of the cap 300 is connected to the radial protrusion of the cartridge 500. Pushed beyond 503.

When the cap is placed over the cartridge and body assembly, the open end of the cap portion 304 overlies the outer circumferential protrusion 503 of the cartridge to close the cap. Hold and stabilize on the cartridge. The main body 700 is located at the end of the cartridge 500. It is held in a snap fit onto the recess 504 and collar 505. cartridge 50 When the adjacent Micap 300 of 0 rotates the cartridge 500 clockwise, the robot The rod 600 is rotated counterclockwise so that the rod 600 is housed inside the cartridge. The contained charge 400 is advanced into the conical recess 305 of the cap. tree When the cap is rotated counterclockwise, rotate the rod clockwise to release it. .

- for example, when the cap is secured to the body-cartridge assembly; The user holds the device in his left hand and tightens the cap by 1/4 or 1/2 turn. Rotate until the cosmetic product fills the conical recess of the cap. cartridge The L-shaped recess on the outer surface of the cap 502 prevents further rotation of the inner surface protrusion 307 of the cap. To prevent.

The user then rotates the cap counterclockwise and pulls the cap apart to apply The sharp points of cosmetics are exposed as if wearing clothes.

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Claims (7)

[Claims] 1. Containing and dispensing moldable soft material to form a tip of this type of material. In an applicator that can include a hollow body having an open front end and housing within said body. a charge of moldable soft material, which is movable within said body; A pressing means that comes into direct contact with the end of the container, and an inner member that removably cooperates with the front end of the main body. an end cap having a conical surface; the inner surface of the body is such that the charge is The charge is smooth and non-adhesive to the extent that it can slide freely therein. The pressing means does not stick to the body or the pressing means, and the pressing means is made of the soft material. the conical surface is configured to press a material into the conical surface to form a tip, the conical surface being An application characterized by being smooth and non-adhesive to the extent that it can be easily removed from the packaging. Cater. 2. The pressing means includes a portion screwed onto the main body and a piston movable within the main body. rotation of the screwable portion to move the piston into the interior of the body. 2. The applicator according to claim 1, wherein the applicator is moved at a location where the applicator is moved. 3. The front end of the body has a truncated conical shape, and the end cap is hollow. , having a conical inner surface matching the truncated conical front end of the body, and having a slit at the front end. the end forming finger, which is removably connected to the main body; an outer surface that has an inner surface that matches the outer surface of the cap and is removably connected to the main body; Application according to claim 1, characterized in that a side protector cap is provided. Ta. 4. The inner surface of the protector cap and the outer surface of the end cap are cooperating means. and usually holds the end cap inside a protector cap, When removing the protector cap from the main body, the end cap is Open the fingers of the end cap by sliding them slightly inside the Tekta Cap. 4. The applicator according to claim 3, wherein the applicator is made of 5. The cooperating means includes a circumferential ridge on the outer surface of the end cap and a circumferential ridge on the outer surface of the end cap. It is characterized by a slightly wider circumferential group on the inner surface of the protector cap. The applicator according to claim 4. 6. The main body includes a hollow cartridge having openings at a front end and a rear end, and the cartridge. a charge of soft material movably arranged inside the body and the a rotatable member that engages the rear end of the charge, and rotates the end cap. The rotating member is rotated relative to the main body to transfer the charge to the carton. The charge is removed from the cartridge by pushing it into the inner conical surface of the end cap. 2. The applicator according to claim 1, wherein the applicator forms a pointed tip. 7. a. a hollow cap 300 having an inner conical surface; b. a charge of soft material 400; c. a hollow cartridge 500 in which the charge is placed; d. Rod 600 and e. a hollow body 700 having an open front end; The rod is disposed within the body, and the cartridge is coupled to the body. and the cap extends over and against the cartridge. The rods are removably connected to each other, and rotation of the cap causes the rod to move the charge into the A soft material characterized by being pressed into the cap to form a conical tip of the charge. An applicator that forms a conical tip of material.