...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7959385 | Printed circuit board machining apparatus A printed circuit board machining apparatus includes a spindle that holds a tool for machining a printed circuit board and a pressure unit for pressing the printed circuit board to a table in machining the printed circuit board. The pressure unit includes a pressure... | 06/14/2011 |
| 7914242 | Aligning a machine tool with a target location on a structure An apparatus for aligning a machine tool with a target location on a structure. A machine plate positionable on the structure has a plate bushing providing a hole through the plate. The apparatus also includes a nosepiece for guiding a distal end of the tool through... | 03/29/2011 |
| 7726916 | Dowelling jig A dowelling jig (10) comprising a pair of spaced apart rail members which comprise an upper rail member (11) and a lower rail member (12), at least one drill guide member (13) which is slidable between the spaced apart rail members and wh... | 06/01/2010 |
| 7625159 | Pipe ferrule removal tool apparatus A pipe ferrule removal tool apparatus includes a housing that has a top side, a bottom side and a perimeter wall extending between the top and bottom sides. The top side has an opening extending therein and outwardly of the bottom side. A receiving aperture extends ... | 12/01/2009 |
| 7503733 | System, method, and apparatus for drill bit alignment and depth control with ergonomic drill motors A system, method, and apparatus for the rigid alignment of drill bits with ergonomic drill motors is disclosed. An adjustable nosepiece adapter is mounted to the ergonomic drill motor adjacent the drill bit chuck. The adapter has a split clamp portion on its distal ... | 03/17/2009 |
| 7384220 | Laser-guided coordination hole drilling A laser-guided coordination hole tool for precisely drilling holes in large parts includes a positioning table, a bushing cavity for receiving drill bushings, a clamping device, and a laser target. A laser-guided coordination hole tool may include a software interlo... | 06/10/2008 |
| 7384221 | Machine tool The invention relates to a machine tool for introducing bores into a workpiece, said machine tool comprising a machine frame, a drilling tool holder which is arranged on the machine frame and has at least one tool spindle, and a workpiece carrier which is arranged o... | 06/10/2008 |
| 7364388 | Multi-layer drilling template and method of drilling using the template Drilling template include a generally planar member comprising at least one mechanism for guiding a drill. The at least one mechanism is structured and arranged to align a drilling machine having the drill. The generally planar member has at least two layers which c... | 04/29/2008 |
| 7322082 | Eyeglass lens processing apparatus An eyeglass lens processing apparatus for processing a periphery of an eyeglass lens, the apparatus includes: a lens chuck shaft that holds and rotates the lens; an end mill that processes the periphery of the lens; an end mill tilting unit that varies a tilt of the... | 01/29/2008 |
| 7320516 | Apparatus, fixture, packing, a method for machining of spectacle lenses There is described an apparatus and a fixture used in determining position and for producing assembling holes in a spectacle lens for rimless spectacles. The assembling holes are intended for receiving a U-shaped bracket which is used in fastening bridge and side ba... | 01/22/2008 |
| 7316527 | Lockset drilling guide A lockset drilling guide that comprises a frame is provided. The frame comprises a first flange and a second flange. The second flange is capable of flexing relative to the first flange. The lockset drilling guide further comprises at least a first opening and a sec... | 01/08/2008 |
| 7303363 | Pneumatic drill A drill has a tubular outer housing and a tubular inner housing. The inner housing is movable between extended and retracted positions. A pneumatic motor with a chuck mounts to the inner housing. Air pressure is delivered to annular pistons to cause the inner housin... | 12/04/2007 |
| 7264426 | Apparatus and methods for servo-controlled manufacturing operations Apparatus and methods for servo-controlled manufacturing operations are disclosed. In one embodiment, an apparatus includes a base member, a drive platform spaced apart from the base member by a separation distance, and a plurality of guide members extending between... | 09/04/2007 |
| 7261499 | Adjustable drill microstop with multiple offset depth settings An adjustable drill microstop apparatus is employed with a drill and a drill bit to limit the depth of a hole drilled into an object surface by the drill bit. The apparatus has a housing and a nose piece that is mounted for reciprocating axial movement in accordance... | 08/28/2007 |
| 7258512 | Drill clamp and method A drill clamp comprising a clamp mechanism and a hole-locating pin. The clamp mechanism has a first clamp portion and a second clamp portion. The second clamp portion includes a drill-receiving opening sized for receiving a drill bit. The hole-locating pin is operat... | 08/21/2007 |
| 7252462 | Spindle unit having pressure foot A spindle unit having a pressure foot whose machining efficiency may be improved even when compressed air is used as means for pressing the pressure foot. The spindle unit having the pressure foot includes a rotor shaft provided within a base rotatably and movably a... | 08/07/2007 |
| 7226253 | Clamping mechanism The drilling of a hole through at least two structural components in alignment with a predrilled hole or marked location in one of the structural components is facilitated by a clamping mechanism that has a bail with two legs. One leg carries a first clamping sectio... | 06/05/2007 |
| 7220088 | Toolhead for multi-axis machine tools A toolhead for use on a multi-axis machine tool consists of a support assembly equipped with a pivoting spindle designed to accept a removable tool-holder, and centered on a machining axis about which a tool clamped to the tool-holder can be driven in rotation. Also... | 05/22/2007 |
| 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 |
| 7210881 | Sleeved stop for a drill bit A stop for use with an electric drill bit, the stop having at least one threaded sleeve for positioning the stop relative to a surface into which the drill bit will extend. The stop may have both an inner and an outer sleeve. The sleeves are mounted coaxially, one i... | 05/01/2007 |
| 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 |
| 7192226 | Shrink fit holder and methods of drilling and reaming A drill has a unitary drill bit and chuck structure that includes a drill bit and a chuck. The chuck encloses a portion of the drill bit and has a thread. A rotatable drive element having a thread engages the thread of the chuck. The chuck is heat shrunk onto the dr... | 03/20/2007 |
| 7189035 | Cabinet door knob pull measuring jig A cabinet door knob pull measuring jig (1) comprising a frame having a baseboard (2) and a backboard (3) which are connected together to form an L-shape, a drilling plate (4) adjustably attached within a vertical slot (12) located ... | 03/13/2007 |
| 7179028 | Device for fixation of a portable drilling or milling machine on a template for making holes in a workpiece, and an orbital machining apparatus for producing such holes A device for the temporary fixation of a portable cutting machine to a template for making holes and/or recesses in a workpiece including a guide sleeve and a tensioning unit. The guide sleeve includes a tubular hub with an outer diameter corresponding to an inner d... | 02/20/2007 |
| 7144207 | Fluid chuck device and method In a valve disposed between a fluid supply and a socket of a chuck and configured to regulate the flow of the fluid to the socket. There is a seal screw for modulating a preload tension. This seal screw has a first sealing surface. The valve further includes a secon... | 12/05/2006 |
| 7141074 | Variable depth drill with self-centering sleeve A surgical drill assembly is provided that includes an elongate shaft having a proximal end adapted to mate to a driver mechanism, and a distal end having a bone preparation element formed thereon. An elongate, hollow sleeve is coupled to, but slidably disposed arou... | 11/28/2006 |
| 7137762 | Device for tapping conduits A device for tapping a conduit, which conducts a flowing fluid, comprises a housing, which has a principal part, a fixing part running flush with the principal part for fixing to the conduit and an outlet part for discharging fluid from the tapped conduit. A rotatin... | 11/21/2006 |
| 7134814 | Adjustable pocket drilling fixture A pocket drilling fixture has a clamp base with a clamping face formed thereon. Opposing the clamp base is a clamp body with an opposing clamping face. Clamp structure interengages the clamp body and the base. The clamp structure includes a clamp actuator positioned... | 11/14/2006 |
| 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 |
| 7117639 | Reversible door having mortise hardware A reversible door (10), having a defined top, includes two notches (11, 12) on opposite sides of the door. A template is provided to fit into one of the notches (11 or 12) and installer drilled holes are formed through the door proximate ... | 10/10/2006 |
| 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 |
| 7101123 | Fixture for drilling pocket holes in workpieces of different thicknesses A fixture for drilling pocket holes in workpieces of different thicknesses is formed of a U-shaped member having parallel guide and clamp legs and joined by a transverse base leg. One or more guide channels are formed in the guide leg at an angle to the guide leg th... | 09/05/2006 |
| 7076866 | Simultaneous riveting system of flat surfaces for riveters A riveting system for hammering a set of nails along a path having a rotatable upper table with a plurality of riveting mechanisms positioned along a plurality of radii on the upper table and a lower table having a plurality of upset members positioned along a plura... | 07/18/2006 |
| 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 |
| 7073990 | Dowel gauge A dowel gauge (1) comprises an angle section (2) with a first leg (3) and a second perpendicular leg (4) that are each provided with a bore (5, 6) to which a drill guide (9) is detachably fastenable from outside. Scales (... | 07/11/2006 |
| 7073989 | Re-configurable bushing and drill incorporating same A bushing and associated drill are provided that may be actuated either pneumatically or with a spring in order to be biased into contact with a structure, such as a multi-layer structure, to reduce gaps therewithin. The bushing includes a housing and a nose piece s... | 07/11/2006 |
| 7066690 | Apparatus for repairing vehicle axles A boring apparatus and method for in-situ repair of motor vehicle axles includes a universal mounting plate assembly for attachment to a vehicle axle, both longitudinal (on-axis) and transverse (radial) adjustment assemblies, a bearing assembly and a boring bar and ... | 06/27/2006 |
| 7066823 | Adjustable bowling ball measuring and marking device A device for determining the placement of gripping holes with respect to the pin and/or the center of gravity and/or the mass bias of a bowling ball has a meridian plane indicator, a vertical axis plane indicator and a horizontal axis plane indicator. The meridian p... | 06/27/2006 |
| 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 |