Vertical Spindle, Antifriction Collar Patents (Class 144/145.3)
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Patent number: 8398342Abstract: Techniques and apparatuses to provide vibration reduction of a workpiece when performing machining operations are disclosed. In various embodiments, a machine tool includes a shank having at least one end configured for engagement with a machine operable to rotate the shank. A cutting portion has a diameter defined by features used to remove material from a workpiece. The cutting portion is coupled to the shank. A vibration reduction dampener may be located between the shank and the workpiece.Type: GrantFiled: January 5, 2009Date of Patent: March 19, 2013Assignee: The Boeing CompanyInventors: Jared L. Bolin, Ryan L. Hanks, Eric J. Stern
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Patent number: 8256475Abstract: Adjustable guidebushes and methods for using the same facilitate cutting joint elements into work-pieces to join together two or more of the work-pieces. In some embodiments, the adjustable guidebush includes a guide surface defining a number of outer diameters having different lengths. Positioning different outer diameters of the guide surface to interact with a cutting guide allows one to adjust the fit of the joint elements formed in the work-pieces.Type: GrantFiled: November 19, 2007Date of Patent: September 4, 2012Assignee: Leigh Industries, Ltd.Inventor: Kenneth M. Grisley
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Publication number: 20090223599Abstract: A system positions a workpiece with respect to a router bit. The system may include a router for routing out a part of the workpiece, a router table for supporting the workpiece, a router fence arranged and constructed to position the workpiece relative to the router during machining, and a positioning device arranged and constructed to position the router fence relative to the router before machining the workpiece, wherein the router comprises a router collet positioned beneath the router table, the router collet being constructed and arranged to engage a router bit extending through an opening in the router table for machining the piece.Type: ApplicationFiled: February 17, 2009Publication date: September 10, 2009Inventor: Sjoerd Anne VAN VALKENBURG
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Patent number: 7434604Abstract: A jig apparatus for aiding in the formation of a variety of mechanically interconnecting structures or joints in workpieces. The jig apparatus may include a base and a template mounting system for adjustably positioning a template with respect to the base. A securing system for securing a workpiece in a desired position may be included. The jig apparatus may also include a repeatable template positioning system. Additionally, a quick-change template guide system may be used with a router and template for removing material from a workpiece. A router bit positioning system for aiding in establishing a pre-determined bit depth may be included.Type: GrantFiled: April 7, 2006Date of Patent: October 14, 2008Assignee: Black & Decker Inc.Inventors: Steven D. McDaniel, Harold Duggin
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Publication number: 20080115860Abstract: Adjustable guidebushes and methods for using the same facilitate cutting joint elements into work-pieces to join together two or more of the work-pieces. In some embodiments, the adjustable guidebush includes a guide surface defining a number of outer diameters having different lengths. Positioning different outer diameters of the guide surface to interact with a cutting guide allows one to adjust the fit of the joint elements formed in the work-pieces.Type: ApplicationFiled: November 19, 2007Publication date: May 22, 2008Inventor: Kenneth M. Grisley
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Patent number: 7226257Abstract: A router bit with a position stop is disclosed. The router bit includes a body with a collar extending outwardly from it and a shaft extending outwardly from the collar. At least one cutter blade is mounted to the body and the cutter blade may be used to cut a profile into a workpiece. The collar has a first diameter, the shaft has a second diameter and the first diameter is larger than the second diameter. The collar has a face formed a spaced distance or height from the transition point between the collar and the body. The face rests against the upper surface of a chuck when the shaft is secured in the chuck. This allows the body and hence the cutter blades to be held a predetermined distance above the upper surface of the chuck. A second router bit may be provided to cut a complimentary second profile in a second workpiece.Type: GrantFiled: April 6, 2006Date of Patent: June 5, 2007Assignee: Black & Decker Inc.Inventors: Jeremy A. Lowder, Thomas Curtis Parker, Robert William Yeager, Russell Eugene Cook
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Patent number: 7044694Abstract: A router bit with a position stop is disclosed. The router bit includes a body with a collar extending outwardly from it and a shaft extending outwardly from the collar. At least one cutter blade is mounted to the body and the cutter blade may be used to cut a profile into a workpiece. The collar has a first diameter, the shaft has a second diameter and the first diameter is larger than the second diameter. The collar has a face formed a spaced distance or height from the transition point between the collar and the body. The face rests against the upper surface of a chuck when the shaft is secured in the chuck. This allows the body and hence the cutter blades to be held a predetermined distance above the upper surface of the chuck. A second router bit may be provided to cut a complimentary second profile in a second workpiece.Type: GrantFiled: September 2, 2004Date of Patent: May 16, 2006Assignee: Black & Decker Inc.Inventors: Jeremy A. Lowder, Thomas Curtis Parker, Robert William Yeager, Russell Eugene Cook
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Patent number: 6926477Abstract: A jig assembly for use with work piece and a hand-held power tool having a cutting bit includes a first member and at least one insert. The first member has a first opening and is configured to be positioned adjacent a first side of the work piece. The at least one insert is configured to fit within the first opening in the first member and includes a second opening. At least one of the first opening and second opening is configured to allow a portion of the hand-held power tool to pass therethrough to contact the work piece and to act as a guide for the hand-held power tool as it removes material from the work piece.Type: GrantFiled: September 16, 2003Date of Patent: August 9, 2005Assignee: Credo Technology CorporationInventors: Markus Allemann, Robert K. Kopras, Al Uzumcu, Scott Adler
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Patent number: 6736173Abstract: A guidebushing assembly for use with an electric router. A guidebushing holder clamps to the router base, and a guidebushing is secured within the holder and used for cutting an inlay by reference to a female pattern. An appropriately shaped and sized recess is cut by reference to the female template while contacting the template with a tapered sleeve secured to the guidebushing. Movement of the guidebushing and sleeve along the axis of rotation of the router cutter permits adjustment in the size of the recess cut by reference to the template.Type: GrantFiled: July 29, 2002Date of Patent: May 18, 2004Assignee: Leigh Industries, Ltd.Inventors: Kenneth M. Grisley, Jeffrey Greenup