Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7437815 | Systems adapted to cooperate with an aperture forming tool and methods Systems and methods are provided wherein a tube insert is at least partially disposed within the end portion of a tube. An alignment fixture can be used to assist in forming an aperture through the wall of the tube at a predetermined location that is aligned with at... | 10/21/2008 |
| 7229237 | Tool for removing an object from a workpiece A tool for removing an object from a hole in a workpiece which includes a first and second arm pivotably connected together. Each arm having an opening between the ends. The second arm also has a drill hole at the second end. A liner bushing and a drill bushing can ... | 06/12/2007 |
| 7214008 | Adjustable drill template An adjustable drill template has a base plate and a plurality of drill blocks. The drill blocks are movably coupled to the base plate. The drill blocks can move along the length of the base plate so that the drill blocks can be configured to conform to a desired hol... | 05/08/2007 |
| 7210880 | Lock set installation apparatus and kit and method of using the same A lock set installation apparatus has a pair of hole saw guides which locate a hole to receive door operating members of a lock set. Each hole saw guide has at least one rail member which oppose one another. A lock bolt hole mechanism is movable and coupled with the... | 05/01/2007 |
| 7131796 | Drill and tap guide A drill and tap guide includes an elongated body having top and bottom surfaces, first and second sides and first and second ends. The body presents a longitudinal axis and a width dimension tapering from the first end toward the second end. A plurality of guide hol... | 11/07/2006 |
| 7112014 | Door lock set installation jig An installation jig has a body member and a clamping mechanism. The clamping mechanism along with the body are clamped onto a door. The body includes a plurality of walls with one wall having an aperture enabling passage of a tool which may drill a hole into a door ... | 09/26/2006 |
| 7112015 | Drill tool A drill tool comprises a drive shaft (2) that is arranged to allow rotational movement to be transmitted from a drill to a drill bit holder (10) even when the opposite ends of the drive shaft are not axially aligned. The end of the drive shaft housing ... | 09/26/2006 |
| 7073991 | Door lock set installation jig An installation jig has a body member and a clamping mechanism. The clamping mechanism along with the body are clamped onto a door. The body includes a plurality of walls with one wall having an aperture enabling passage of a tool which may drill a hole into a door ... | 07/11/2006 |
| 7056071 | Bushing repair apparatus for use in repairing a machine gun feeder housing An apparatus for repairing a pair of non-conforming bushings on the M89E1 Declutching Ammo feeder for the M197 machine gun. The apparatus includes a central body and a pair of large drill plates which allows a user to drill out the non-conforming bushings from the a... | 06/06/2006 |
| 7001121 | Method of trimming bore liners A trimmer is provided for trimming a newly-installed sleeve liner after the liner is positioned in a cylinder bore of a combustion engine component. The trimmer includes a trimming cutter adapted to shave off a protruding end of the newly-installed sleeve liner, and... | 02/21/2006 |
| 6997652 | Device for producing deep-hole borings in workpieces having a convex surface The drill bit (14) passes through a drilling bush (2) for guiding said drill bit. The drilling bush (22) is pressed against the workpiece (10). However, the drilling bush does not terminate flush with the workpiece, but comprises a linear... | 02/14/2006 |
| 6994498 | Lockset drilling guide A lockset drilling guide and a method of forming holes in a door are provided. The drilling guide includes a frame and at least a first opening and a second opening defined in the frame. The first opening is positioned at approximately 90 degrees to the second openi... | 02/07/2006 |
| 6962592 | Allograft implant cutting machine The present invention is an apparatus for cutting allograft bone implants from donor bone. Die sets of standard sizes are installed in a press. Donor bone is then placed in position between the upper and the lower parts of a matched cutting set comprising a hollow c... | 11/08/2005 |
| 6951096 | Method and apparatus for installing links on an endless track chain The present invention provides a portable machine for assembling a track for a track type work machine. A positioning block is provided for alignment of a pair of track pins that are to receive an outer track joint. A portable assembly tool having a pair of contact ... | 10/04/2005 |
| 6910837 | Lockset drilling guide A lockset drilling guide and a method of forming holes in a door are provided. The drilling guide includes a frame and at least a first opening and a second opening defined in the frame. The first opening is positioned at approximately 90 degrees to the second openi... | 06/28/2005 |
| 6705808 | Big game tracking arrow and apparatus for the manufacture thereof An arrow, according to the preset invention, is provided for improved big game tracking. The arrow includes an elongate shaft formed along a longitudinal axis and having a first end configured for attachment to an arrowhead, a second end having an arrow nock or othe... | 03/16/2004 |
| 6669413 | Drill locator for locating holes to be drilled in tubes A hole-locating device for use in the field for locating and assisting in the drilling of holes in cut ends of tubing includes a body having an outer wall with a plurality of outer flat surfaces and an inner cylindrical wall spaced from said outer wall. T... | 12/30/2003 |
| 6644898 | Repairing device for repairing threaded mouths or ports A repairing device for repairing a threaded port includes a housing for threading to the threaded port and having an inner thread for threading with a barrel. One or more machining tools may be changeably and rotatably secured in the barrel with bearings,... | 11/11/2003 |
| 6514020 | Pilot bit guide device A guide device for pilot hole drill bits for use with hardware items having countersunk screw holes, wherein the device provides a drill bit holder which is reciprocably mounted in a body member on a drill axis and which is formed with an abutment end por... | 02/04/2003 |
| 6511266 | Wall fishing method and apparatus Holes can be cut squarely through obstructions hidden within a hollow wall by apparatus that may include a flexible guide tube having a work-engaging head at one end; a collared lead screw or other arrangement for bringing the work-engaging head into perp... | 01/28/2003 |
| 6457919 | Multi-purpose machine tool for high volume secondary operations A multi-purpose machine tool is provides for high volume secondary operations. Multiple machining heads and eight degrees of freedom provide for maximum versatility and adaptability for convenient set-up.... | 10/01/2002 |
| 6233799 | Cylinder sizer and method thereof A cylinder sizer and method includes a base, a slide cooperating with the base and movable relative thereto and a lock fastener to extend through a central aperture of a cylinder for a gun and engaging the slide. The cylinder sizer also includes an alignm... | 05/22/2001 |
| 6186707 | Apparatus for locating holes to be drilled in post cure composite structures and associated method An apparatus is provided for locating holes to be drilled in a post-cure composite structure, generally comprising a drill boss defining a bore, a bonding fixture defining at least one hole, wherein one surface of the bonding fixture defines the shape of ... | 02/13/2001 |
| 6109839 | Combination precision drill guide and replacement part A kit for repairing a worn out of round aperture. The kit includes a template which is later utilized as a part of the repair. In a first embodiment, the template is precisely located by means of utilizing the bottom of the aperture which does not become ... | 08/29/2000 |
| 5876157 | Drill centering jig and forming tool guide A drill and forming tool centering jig. The tool is useful centering a drill, bit body, or forming tool with respect to a workpiece shaft face in which a bore is to drilled or a surface is to be shaped. The tool has a generally cylindrical tubular body ha... | 03/02/1999 |
| 5820314 | Tool for centering a punch or drill on a stud's broken face A tool for preparing broken stud bolts or the like for extraction by screw extractors has a guide for centering a center punch and/or a drill on a broken face of a stud. The guide is a nut and a shaft assembly. The nut has a central bore therethrough havi... | 10/13/1998 |
| 5758996 | Drill centering device A drill centering device for use in combination with a drill bit for drilling centered holes in an end of a generally longitudinal piece of stock, comprises a guide box having a centrally aligned inner channel dimensioned for directing a drill bit thereth... | 06/02/1998 |
| 5730560 | Multi-step bushing retention system for rotary machine tool A bushing system for guiding a bore forming apparatus within a machine tool includes a guide bushing with a central bore allowing passage of a rotating and axially moving tool, with the bushing having a generally cylindrical body with a radially extending... | 03/24/1998 |
| 5701773 | Dual function apparatus for opening and removing automotive side-bar ignition locks Apparatus for opening, or removing without damage, automotive side-bar type ignition locks, comprises a combination tool with a plurality of projections extending horizontally and forwardly from the combination tool to engage the lock's keyway, at least o... | 12/30/1997 |
| 5649791 | Apparatus and method for boring a hole in a broken bolt A device and associated method for drilling a hole in the center of a broken element that is engaged within a bore, thereby enabling the broken element to be retracted by engaging the newly drilled hole. The present invention includes a collar member that... | 07/22/1997 |
| 5584838 | Distal targeting system A femoral nail which can be implanted in a bone has a transverse hole, and an arrangement is provided for generating a magnetic field which has a maximum strength along an axis of the transverse hole and which decreases in strength in directions radially ... | 12/17/1996 |
| 5454245 | Apparatus and method for removing side-bar automotive ignition locks without damage Apparatus and method for removing side-bar automotive ignition locks without damage, a tool kit being provided containing a drill guide block, an adjustably molted drill bit, a side-bar pressure tool for insertion into the access opening created by the dr... | 10/03/1995 |
| 5415502 | Drill and tap guide A drill and tap guide comprises a block having appreciable thickness and one or more guide holes therethrough. The guide holes are sized to suit different diameter taps and/or drills. The guide holes are perpendicular to the plane of a block first face. T... | 05/16/1995 |
| 5409327 | Lock wire nut drilling An apparatus for drilling lock wire holes in lock wire nuts includes a variable speed drill press mounted on a work bench and having a vertically movable drill quill supporting a rotating drill spindle on one end of which is mounted a drill chuck for hold... | 04/25/1995 |
| 5388933 | Tool for centering a punch or drill on a stud's broken face A tool, for preparing broken stud bolts or the like for extraction by screw extractors and more specifically is a guide for centering a center punch and/or a drill on a the broken face of a stud, comprises a nut and a shaft assembly. The nut has a central... | 02/14/1995 |
| 5375949 | Device and method for forming the S-video record enable I.D. hole in videocassettes A device and method are disclosed for forming the S-video record enable I.D. hole in VHS, 8 mm and VHS-C videocassettes. Three specially adapted hole forming implements and their method of use are described. These implements are adapted to avoid forming l... | 12/27/1994 |
| 5318394 | Template for controlling operation of a drill on a contoured workpiece A tool for locating the positions where holes are to be drilled in a contoured workpiece includes several thin, flexible plates stacked on one another, conforming to the contour of the workpiece, and held together by fasteners. The intermediate plate has ... | 06/07/1994 |
| 5126908 | Video cassette conversion tool A conversion tool is disclosed herein for modifying a video cassette so that it will be accepted for playback by a special video recorder which includes a base plate with a pedestal in a critical corner location mounting a manually operated drill wherein ... | 06/30/1992 |
| 5116170 | Drill jig for preparing a door to receive a cylindrical lock A door preparation drill jig is usable to prepare a door to receive a lockset provided with through-bolt mounting studs in a main bore provided in the door. The drill jig has a planar body, drill guides, and a cylindrical body. The front surface of the pl... | 05/26/1992 |
| 5108241 | Chip breaker drill bushing A chip breaker drill bushing is provided for a metal drilling apparatus. The bushing has a central channel through which a drill bit or drilling tool extends and rotates. The bushing is shaped at the workpiece end to collect metal offal carried up by the ... | 04/28/1992 |
