Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
  • B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
  • B27C1/00—Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor
  • B27C1/10—Hand planes equipped with power-driven cutter blocks
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
  • B27F—DOVETAILED WORK; TENONS; SLOTTING MACHINES FOR WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES
  • B27F1/00—Dovetailed work; Tenons; Making tongues or grooves; Groove- and- tongue jointed work; Finger- joints
  • B27F1/08—Making dovetails, tongues, or tenons, of definite limited length
  • B27F1/12—Corner- locking mechanisms, i.e. machines for cutting crenellated joints

Definitions

• An engaging plate may be disposed between the lock bar and the workpiece in order to provide even application of force to the workpiece.
• FIG. 9 is a top plan view of an exemplary template in accordance with an aspect of the present invention.
• FIG. 12 is a partial view of a workpiece stop being generally implemented for single pass half-blind dovetail formation
• FIG. 13 is an isometric view of a jig apparatus illustrating an exemplary workpiece stop and a template mounting system in accordance with an additional aspect of the present invention
• FIG. 15 is a partial cross-sectional view of a router being implemented with a router bit positioning system in accordance with an aspect of the present invention
• FIG. 16 is a general illustration of a router bit positioning system integrated in a separate housing
• FIG. 18 is an isometric view of a jig apparatus including a router support and a dust collection chute in accordance with an embodiment
• FIG. 19 is an isometric view of a dust collection chute in accordance with an exemplary embodiment of the present invention.
• FIG. 20 is a partial isometric view of a template including variable position guide for forming a tapered sliding dovetail tenon;
• FIG. 21 is an isometric view of a jig apparatus including a variable angle workpiece mounting fence in accordance with an exemplary embodiment
• FIG. 22 is a cross sectional view of the jig apparatus of FIG. 21;
• FIG. 25 is an isometric view of a jig apparatus including an adjustable finger template in accordance with an exemplary embodiment
• FIG. 27 is an enlarged view of an adjustable finger template implemented for forming mortise and tenon joints in accordance with an exemplary embodiment
• FIG. 33 is an isometric view of the repeatable template alignment system shown in FIG.
• FIG. 35 is a partial isometric view of a box joint template in accordance with an embodiment of the invention.
• FIG. 37 is an isometric view of an adjustable finger for use with embodiments of the invention.
• FIG. 38 is an isometric view of a mortise and tenon assembly in accordance with embodiments of the present invention.
• FIG. 39 is a partial plan view of a finger assembly of the mortise and tenon assembly shown in FIG. 38;
• FIG. 39A is an isometric view of a positioning rod for use with the finger assembly of FIG. 39;
• FIG. 41 is an isometric view of an embodiment of the base assembly for use with a mortise and tenon assembly
• FIG. 42 is a partial isometric view of the base assembly of FIG. 41;
• FIG. 43 is a plan view, as seen from the front, of the base assembly of FIG. 41;
• FIG. 44 is an isometric view of an embodiment of a quick-change template guide system at various stages of assembly
• FIG. 48 is a diagram representing a tenon cut with relation to the set-up guide of FIG. 47;
• FIG. 49 is a diagram representing a mortise cut corresponding to the tenon cut diagram of FIG. 48;
• FIG. 54 is a partial isometric view of a removable threaded rod for use with a removable clamp assembly in accordance with embodiments of the invention.
• FIG. 55 is an isometric view of an engagement block for use with the removable threaded rod of FIG. 54;
• FIG. 56 is an isometric view of an embodiment of a quick-change template guide with slots formed in an end of a guide surface together with a corresponding wrench;
• FIG. 57 is an isometric view of an embodiment of a quick-change template guide with recesses formed in a shoulder of the template guide together with a corresponding wrench;
• FIG. 58 is an isometric view of an embodiment of a quick-change template guide with recesses formed in a guide surface of the template guide together with a corresponding wrench;
• FIG. 6OA is a plan view of the base and support block of FIG. 59 with the support block in a first position
• FIG. 6OB is a plan view of the base and support block of FIG. 59 with the support block in a second position;
• FIG. 62 is an isometric view of the jig apparatus base including a pivotally attached front portion.
• FIG. 63 is a partially cut-away isometric view of the embodiment of FIG. 62.
• FIG. 65 is a partial plan view of the positioning assembly of FIG. 64 with the mortise and tenon finger assembly mounted on the jig base.
• FIG. 66 is a plan view of the adjustment rod of the mortise and tenon finger assembly.
• FIG. 67 is a partial plan view of the adjustment rod of FIG. 66 together with the mortise and tenon finger assembly.
• FIG. 68 is an isometric view of the embodiment of FIG. 62 with the mortise and tenon finger assembly configured for use as a dado guide assembly.
• FIG. 69 is an isometric view of the adjustable stop for use with the dado guide assembly.
• FIG. 70 is an a cut-away plan view of the dado guide assembly rails.
• FIG. 71 is an isometric view of a clamp for use with the dado guide assembly.
• FIGS. 73 A-D are schematic illustrations of the steps for forming a sliding dovetail tenon board.
• FIGS. 74 A-D are schematic illustrations of the steps for forming a sliding dovetail dado board.
• FIG. 75B s a schematic view of the guide rail positions for forming tapered dados.
• FIG. 76A is an end view of a sliding dovetail joint.
• FIG. 76B is an end view of a housed sliding dovetail joint.
• FIG. 76C is an end view of the dado board of a housed sliding dovetail joint.
• FIGS. 2 through 6 while not inclusive, representative joints formed in workpieces include: FIG. 2 illustrating a typical through dovetail joint, wherein the pins/tails (having linear angled sides) are observable along both sides of the connection; FIG. 3 illustrating a half-blind dovetail joint, wherein the joint is generally observable from one side (in the present instance the half-blind dovetail is recessed towards the interior of one of the workpieces such as by rabbeting material from the edge of the workpiece); FIG. 4 illustrating a box joint, wherein the pins/tails (having linear sides which are generally perpendicular to the end of the workpiece) are observable along both sides of the connection; FIG.
• FIG. 5 illustrating a sliding tapered dovetail having a tongue/groove with a generally trapezoidal shape
• FIG. 6 illustrating a mortise and tenon, wherein the a generally rectilinear tongue is inserted into a blind generally rectilinear recess.
• an embodiment of the jig apparatus further includes a clamping system designed to secure one or more boards or workpieces and minimize workpiece slippage during cutting or shaping.
• the clamping system secures the workpieces in either or both of a vertical position against the front face 106 of the base or a horizontal position across the top face 108 of the base.
• the clamping system uses one or more clamp assemblies 140, 277.
• a first clamp assembly 140 secures a workpiece 112 vertically against the front face 106 of the base 102 by sandwiching the workpiece between the front face and the clamp assembly 140, and a second clamp assembly secures a workpiece 114 horizontally against the top face 108 of the base by sandwiching the workpiece between top face and the clamp assembly 277.
• the clamp assembly permits efficient coarse and fine adjustment in order to permit rapid workpiece securing.
• a mounting block 152 mounts on the threaded rod 144.
• the mounting block 152 includes a through aperture so that the mounting block may slide along the threaded rod 144.
• a lock bar 154 is pivotally coupled to the mounting block.
• the lock bar 154 may have a terminal portion forming a trunnion, and the mounting block may have a corresponding aperture or recess.
• An internally threaded knob 162 secures the mounting block 152 to the threaded rod 144.
• the knob can be rotated to coarsely adjust the clamp assembly spacing depending on the workpiece thickness.
• the knob may include a separate nut having a threaded aperture corresponding to the threaded rod 144, or the knob may have an integrally formed threaded aperture.
• the knob 162 may include protrusions and/or surface texturing for promoting ergonomic manipulation.
• the clamp assembly 140 can be removed from the front face 106 of the base.
• embodiments of the threaded rod 144 include a protrusion 420.
• the protrusion 420 fits into a recess 422 formed in the base 102 such that the threaded rod 144 extents beyond the front face 106 of the base when the protrusion is placed in the recess.
• the protrusion may be secured to the base by interlocking with the recess and/or by the use of screws 424.
• the protrusion may also be secured by another means or combination of means as would be apparent to one of skill in the art
• an alternative embodiment provides coarse adjustment utilizing a threaded rod 426 attached to or integrally formed with a knob 428.
• the threaded rod is inserted through the mounting block and into the front face 106 of the base.
• the base has an aperture 427 with a threaded nut or insert attached behind the aperture, or the aperture itself may be threaded.
• the clamp assembly may be removed by unscrewing the threaded rod 426 from the aperture 427.
• a further alternative embodiment includes means for quickly releasing the threaded rod 426 from the base.
• the base includes an aperture 427.
• An engagement block 430 is also positioned behind the aperture and is movable relative to the apperture in a direction shown by arrow 431.
• the engagement block includes a portion of female threads 432 and an extension or button 434.
• a spring, or other appropriate means biases the second engagement block against the threaded rod 426, engaging the threads of the rod with the portion of female threads formed in the engagement block 430, and securing the threaded rod to the base.
• the user When the user wishes to remove the clamp assembly from the front face of the jig, the user presses the button 434, overcoming the spring bias, and separating the engagement block 430 from the threaded rod 426.
• the threaded rod 426 is released from the female threads and can be pulled from the base without turning the rod through its entire length.
• the user pushes the button 434, inserts the threaded rod 426 into the aperture 427, and releases the button.
• the spring bias presses the block 420 against the rod 426, engaging the corresponding male and female 432 threads.
• the lock bar 154 includes an eccentric portion 156, which is secured to the generally cylindrical lock bar 154.
• a handle 164 protrudes from the lock bar 154 such that movement of the handle causes the lock bar to rotate.
• the lock bar and eccentric cam 156 also rotate.
• the eccentric cam presses against the workpiece 112, securing the workpiece against the front face 106 of the base.
• the lock bar may include a single cam portion or multiple cams.
• the eccentric portions are spaced apart to ensure that a proper securing force is applied generally along the length of the lock bar.
• the eccentric cam may be integrally formed with the lock bar or may be secured to the lock bar via a set screw 166 or other appropriate means, such as a polygonal shape formed on the outside of the lock bar with a correspondingly shaped aperture formed in the cam.
• the eccentric portion 156 may be formed of a durable plastic or the like having sufficient rigidity to withstand workpiece clamping pressure.
• Embodiments of the clamp assembly may include a workpiece engaging plate 158 for providing substantially even pressure across a workpiece/engaging zone.
• the plate 158 may prevent the eccentric portions 156 from marring or otherwise damaging the workpiece 112 by providing increased contact area.
• the engaging plate 158 may include surface texturing or a coating in the contact area for aiding workpiece engagement.
• the engaging plate may include edges to form a trough or enclosure surrounding at least a portion of the lock bar 154. Additionally, the lock bar and or the mounting block 152 may be biased away from the base to permit efficient insertion of a workpiece between the base 102 and the securing mechanism.
• a compression spring 160 may be disposed about the threaded rod 144 between the front face 106 and the engaging plate 158 in order to force the engaging plate and lock bar generally away from the base when the clamp assembly 140 is not in an engaged condition.
• the user when using the jig, the user first positions the workpiece 112 between the engaging plate 158 and the front face 106. The user tightens the knobs 162 toward the base until the mounting block 152 and lock bar 154 are within range of the cams 156. The user then rotates handle 164, which rotates lock bar 154 and eccentric cam 156. The eccentric cam 156 presses against the locking plate 158, pressing the plate firmly against the workpiece and securing the workpiece against the base.
• the clamping assembly functions to permit coarse adjustment via the threaded knob and fine adjustment through the clamping action of the cams and lock bar.
• the front face 106 and top face 108 of the base 102 come together with at beveled edge 110.
• the beveled edge 110 allows a cutter (e.g., a router bit) to cut completely through a workpiece as it follows a guide or template without impacting a face of the jig.
• a cutter e.g., a router bit
• two workpieces 112, 114 are aligned for shaping. The user aligns the first workpiece 112 vertically on the front face of side 106 and the second workpiece 114 horizontally on the top face of side 108.
• the respective ends of the workpieces 112, 114 are brought into abutment (as shown in FIG. 8 B).
• an end of the first board 112 extending flush with the top surface of the second board 114.
• the beveled edge 110 defines a void 124 at the interface of the workpieces adjacent the front and top faces of the base. In this fashion, as a router/router bit following a guide 116 is unlikely to inadvertently contact the base 102.
• Other configurations may be implemented as well, for example, a void or recess may be formed between the first and second side in order to provide a clearance space in the base adjacent an end of the workpiece.
• the interface between the front face 106 and the top face 108 includes an intermediate stepped or recessed zone 205.
• an embodiment of the base is formed by an extruded center section 470 connected with a left end cap 471 and a right end cap 472.
• the front face 106 and top face 108 come together with an intermediate step 205.
• Slots 474 are formed in the front face 106.
• the slots 474 may by T-slots that capture the head of threaded bolts 371.
• Positioning guides 366 or clamps 368 are placed over these bolts 371, 373 and secured with corresponding nuts 372, 369.
• the adjustable guides and clamps allow the craftsperson to secure boards in an up-and-down or left-to-right orientation.
• the cam-lock assembly 140 is removable, workpieces that extend beyond the face 106 may be clamped. Slots may also be formed in the top surface 108.
• a slot 484 is formed in a vertical surface 486 of the step 205.
• the vertical surface 486 also includes an upper positioning slot 488 and a lower positioning slot 489.
• a support block 490 may be placed in the step 205 and attached to the slot 484 by bolts (not shown).
• a tab 492 extends along a face of the support block. The tab alternatively engages either the upper positioning slot 488, shown in FIG. 6OA, or the lower positioning slot 489, shown in FIG. 6OB. When the tab 492 engages the upper slot 488, an upper surface 495 of the support block 490 will be flush with the upper surface 108 of the base 102.
• Embodiments of the support block may have a square cross-section as shown or may have any other appropriate cross section, such as a triangular cross-section, a C-section, an I-section, etc.
• the support block may be formed by extrusion, machining, casting, or another method as would be obvious to one of skill in the art.
• an embodiment of the support block 490 may include a clamp assembly 496.
• the clamp assembly comprises first and second jaws 498 extending from the top surface 495 of the support block 490.
• a clamping mechanism such as a threaded rod 500 tightens the jaws 498 left-to-right 319.
• the clamping mechanism is positioned below the upper surface 495 of the support block and may be positioned inside the support block.
• the clamp 496 and support block 490 make possible clamping workpieces that are too short to be secured with other clamp assemblies 140, 277.
• an adjustable angle workpiece mounting fence system 155 in accordance with an aspect of the invention is disclosed.
• the fence system 155 may permit a user to vary the angular orientation of the workpieces forming the joint as desired.
• a user may be capable of forming a dovetail joint for an angle other than 90° (ninety degrees) such as to form a decorative box or the like.
• angle mounting system of the present invention is implemented as a removable attachment, those of skill in the art will recognize the system 155 may be integrated into a jig apparatus 100 without sacrificing the advantages described herein.
• a pair of spaced apart fence mounting brackets 157, 159, respectively, are secured to the base 102 via fasteners or the like.
• the brackets 157, 159 are secured on either side of a base flange 104, adjacent the first side 106.
• the main fence portion 161 may be pivotally coupled to the mounting bracket via a trunnion 163 received in a recess or aperture 173 included in the fence mounting brackets.
• Angular positioning of the workpiece fence system 155 may be accomplished by including at least one of an extension 171 or a portion of the main fence 161 having an arced slot 175.
• the angular position of the main fence 161 may be secured via a locking system such as a threaded knob 165, a bolt, a wing nut, a screw, or the like for engaging the material defining the arced slot.
• a locking system such as a threaded knob 165, a bolt, a wing nut, a screw, or the like for engaging the material defining the arced slot.
• an adjustable or sliding fence portion 167 (FIG. 21) may be coupled to the main fence 161 via a mechanical interconnection such as a grove 211, rail or the like. Inclusion of a sliding fence portion 167 may permit removal of the sliding fence portion when support is unnecessary or when inclusion of the sliding fence portion would interfere with the operation to be performed.
• a user may select to remove the sliding fence portion 167 when cutting a tenon to be included in a mortise and tenon joint in order to provide clearance about the area in which the router bit is to be manipulated.
• a recess or aperture 177 may be included in the sliding fence portion such that a user may align the recess as necessary to permit proper bit clearance while supporting a workpiece along the fence system 155.
• a securing system such as a securing clamp 368 may be included in the mounting fence system 155.
• a series of lockdown clamps are slide mounted to the main fence portion 161.
• a lockdown-TI clamp is removable from the main fence portion 161 to accommodate workpieces having dimensions approximately equal to the maximum sized workpiece which may be accepted.
• Adjustable securing may allow for efficient securing for workpieces having various dimensions without the need for a separate clamping device.
• the clamps may be coupled via a tabbed extension, a rail portion, or the like for engaging with a lipped groove 169 to permit adjustment along the primary length of the main fence portion 161.
• Suitable securing systems may include spring biased clamps, threaded clamps, cam or eccentric clamping system, and the like for securing a workpiece during routing operation.
• FIGS. 9 and 10 illustrate a guide template 118 used in an embodiment of the claimed invention.
• Embodiments of the template may provide guides for more than one cut.
• the template 118 may have a first side 116 for forming the tails of a through dovetail joint and a second side 122 for forming the dovetail pins.
• the two sides of the template need not form cooperating parts of the same joint.
• the two sides of the template may be used to form two or more cuts for different types of joints.
• a template embodiment may have a half-blind template on one side and a dado template on the other, as shown in FIG. 17.
• brackets 120 the template is secured to the base using one or more brackets 120. Pairs of brackets may be arranged proximate each end of the template. For each pair of brackets, one bracket 120a is positioned toward the first side 116 of the template and a second bracket 120b is positioned toward the second side 122 of the template. In the present embodiment, the two adjacent brackets are unitarily formed as a generally U-shape attachment fastened to the main body 128. However, one of skill in the art will appreciate that the brackets may be formed individually and separately connected, integrally formed with the main body 128, or formed in any other appropriate manner.
• Each bracket 120 comprises a leg extending downwardly from the template 118, and each leg includes a slot 132.
• the user positions the template with the appropriate side facing forward.
• the slot 132 of one bracket at each end of the template is placed over a threaded bolt 138.
• a pair of threaded knobs 142, 146 captures and secures the bracket.
• the user can adjust the template front-to-back 148 or up-and-down 159 to match the dimensions of the workpiece and the type of joint by adjusting the vertical position of the bolt 138 within the slot 132 and by adjusting the horizontal position of the coordinating knobs 142, 146.
• the user rotates the template 180° and captures the second bracket of each pair over the threaded bolt 138 and between knobs 142, 146.
• the unused legs at the back of the template project downwardly through openings 136 in the top face 108 of the jig.
• a visual alignment system for inclusion in a jig apparatus is disclosed. If the template is skewed with respect to the workpiece(s), pins/tails of differing lengths may result. Users of prior jigs may have experienced difficulty in aligning the template in order to prevent the template from being skewed.
• An embodiment of the template includes an alignment marker or indicia for aiding in alignment of the template with the workpiece. Suitable alignment markers for aiding visual alignment may include printed, embossed or painted indicia, an etched or engraved marker, or the like. Alignment markers may include a line, an arrow, two-spaced apart lines, a cross-hair, alignment dots, dashed lines, or any other suitable marking. Other suitable systems include, apertures having alignment markers or visual indicators, or transparent windows having visual markers.
• the alignment system of the present embodiment allows the user to visually align the template and the workpiece using an appropriate marker or indicia without having to measure. For example, as shown in FIG.
• a user when cutting or shaping a half-blind dovetail in a single pass, a user may align a scribed line 130, included on the main body of the template 118, with the interface 288 between a first workpiece 112 disposed against the front face 106 of the base (e.g., in a vertical orientation) and a second workpiece 114 disposed against the top face 108 of the base (e.g., in a horizontal orientation).
• a user may manipulate the template front-to-back until the alignment line coincides with the interface of the first and second workpieces.
• the template In order to access the guides on the template, the template may be rotated 180° so that the back of the template becomes the front, or alternatively, may be flipped over so that the bottom of the template becomes the top, allowing the user to orient the template in up to four different positions.
• FIGS. 32 and 33 when a template 193 is set in a first position (FIG. 32) a projection 200 on the template engages a first finger 199a. And, when the template is set in a second position (FIG. 33) a different projection 202 on the template engages a second finger 199b.
• the projections on the template and the fingers on the support assembly are positioned so that the correct stops will automatically engage with corresponding fingers when the template is correctly positioned on the support rail 141.
• an embodiment of the finger assembly 314 has a front rail 316, a rear rail 318, and a number of fingers 340 extending between the two rails.
• the mortise and tenon fingers 340 are adjustable to various positions left-to-right 319 in order to form mortises and tenons of variable length.
• the fingers are also variously configured with square corners 322 or rounded corners 324. The rounded corners form round edged tenons and mortises while the square corners form square edged tenons. Mortises formed with the square corners will be slightly rounded, which the craftsperson will square the tenon using a chisel mortiser (not shown).
• the user When forming a mortise and tenon joint, the user first cuts the tenon, using a straight bit and a tenon template guide.
• the tenon guide follows around the inside of the space formed by the fingers 340 and rails 316, 318 (FIG. 40).
• the router bit removes material from the edges of the workpiece to cut the cheeks of the tenon.
• To cut the corresponding mortise the same template is used with a larger diameter mortise template guide. If the following formula is used, then the mortise will exactly fit the tenon.
• a hole or recess 456 is formed in the guide surface 393 of a template guide 458.
• a wrench 460 has an arcuate portion 462 corresponding to the circumference of the guide surface 393 and a protrusion 464 engageable with the recess 456 to tighten or loosen the template guide 458.
• the set-up guide assists the user in achieving the correct vertical position of a tenon workpiece.
• the set-up guide is placed on the top surface of the mortise and tenon finger assembly 314 with the cylindrical protrusion 394 extending downwardly, the bottom of the protrusion corresponds with the correct height of the tenon workpiece. Therefore, to achieve the correct vertical position of the tenon workpiece, the user places the mortise and tenon finger assembly 314 on the jig, places the set-up guide 390 in the guide space 398 of the assembly, and attaches the tenon board to the front face of the base assembly so that the top end of the tenon board just contacts the bottom surface 396 of the set-up guide.
• the set-up guide can be used to correctly align both mortise and tenon workpieces front-to-back 148 and left-to-right 319.
• the user uses the rings in the bottom of the cylinder to visually align the workpiece.
• the concentric rings align with the position of cheek cuts made by a router bit.
• the set-up guide is first positioned in the upper left part 398a of a guide space formed in the mortise and tenon finger assembly. In this position, the set-up guide aids in aligning the rear rail 318 front- to-back and the left finger assembly 340a left-to-right.
• FIG. 48 shows a diagram of a tenon cut as it aligns with the set-up guide.
• the figure shows the set-up guide in both the upper left part 398a of the guide space and the lower right part 398b of the guide space. In use, the guide would be positioned first in the upper left part and then in the lower right part.
• the inner ring 400 shows the position of the outside cheek cuts 404, while the space between the rings 401 shows the material that will be removed.
• the outer ring 402 shows the maximum amount of material that will be removed (material outside of the outer ring will not be removed).
• FIG. 49 shows a diagram of a mortise cut complementing to the tenon cut shown in FIG. 48.
• the inner ring 400 shows the position of the inside cheek cuts 403, while the material 405 inside of the inner ring will be removed, and any other material will not be affected.
• a variety of different size guides are provided for forming different size mortise and tenon joints.
• a router support 135 for implementation with a jig apparatus is disclosed.
• the router support is formed with a flat or planar rail portion 137 disposed substantially flush or vertically aligned with the surface of the template. Aligning the router support 135 substantially flush with the template may prevent tipping or tilting of the router bit during operation while providing a support surface for resting the router on during shaping operations. Use of the router support may result in an improved joint because tilting of the router/router bit as the guide manipulates the router may result in an ill- fitting joint.
• the router support in the current embodiment is mounted to the mounting rail 141 included in the repeatable alignment system 139.
• the router support may be mounted to the template, mounted to the base 102 of a jig apparatus, and the like.
• An embodiment may include a support brace extending the length of the router support 135 for reinforcing housing portion 145.
• the housing portion 145 is formed with a curved or multisided portion directed generally toward the base. In this configuration, the housing portion 145 may direct dust and debris generated during material removal away from the template and router.
• the router support 135 may be utilized in conjunction with a dust collection chute 147 to collect dust and debris. Referring to FIG. 30, embodiments of the router support 135 and the bit depth guide housing 276 allow the router support to be stored in a slot formed on the rear of the depth guide housing when the router support is not in use.
• the storage device may also include hooks 414 extending from the front of the device so that it can attach to the rear of the bit height guide for easy access by the craftsperson during use of the jig. Hooks 416 may also extend from the rear of the device for convenient storage on the front of the bit height guide when the jig is not in use.

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• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Wood Science & Technology (AREA)
• Forests & Forestry (AREA)
• Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
• Milling, Drilling, And Turning Of Wood (AREA)

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• 2008
  • 2008-02-11 CA CA2914018A patent/CA2914018A1/en not_active Abandoned
  • 2008-02-11 EP EP11171986A patent/EP2371483A1/de not_active Ceased
  • 2008-02-11 AT AT08725402T patent/ATE516107T1/de not_active IP Right Cessation
  • 2008-02-11 WO PCT/US2008/001763 patent/WO2008100454A2/en not_active Ceased
  • 2008-02-11 EP EP08725402A patent/EP2117770B1/de not_active Not-in-force
  • 2008-02-11 CA CA2677710A patent/CA2677710C/en not_active Expired - Fee Related

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