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Work holders April category listing, related patent applications 04/09

20090108513 - Clamp apparatus: The present invention relates to a clamp apparatus equipped with a cylinder mechanism having a piston. A driving force of the cylinder mechanism is transmitted to a clamp arm, which is retained on a housing through a block body and a link pin that make up a driving force transmitting... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090102107 - Apparatus for quickly retaining and releasing parts to be optically measured: An apparatus for quickly retaining and releasing parts having a wide range of sizes and designs at an optical measurement station is provided. The apparatus includes a rod having proximal and distal ends. The apparatus further includes a part-engaging first tip attached to the distal end of the rod to... Agent: Brooks Kushman P.C.

20090102108 - Cam-action sleeve puller: A tool (10) for removing a cylinder bore liner (CL) from a cylinder bore of an engine. The tool is cam-actuated and allows for exchange of certain parts for use with different liner diameters.... Agent: International Engine Intellectual Property Company

20090102109 - Workpiece positioning device: The invention relates to a workpiece positioning device (1) comprising at least one positioning axis (35, 39) and a modular machine frame (3) on which at least one workpiece receiving element (8, 9) is arranged. At least one frame part (4, 5, 6, 7) comprises at least one frame module... Agent: Wood, Herron & Evans, LLP

20090096143 - Method and apparatus for fixturing a panel: A fixturing apparatus for locating and supporting a panel, such as an automotive body panel is provided. The fixturing apparatus includes a support structure having at least three generally spherically shaped contactors. The panel includes at least three extending channels sufficiently configured to receive a respective one of the at... Agent: Quinn Law Group, PLLC

20090096144 - Door carrier and mounting device: A transport carriage for the installation and removal of doors, allows the door to be raised or lowered and aligned before removal from the device. The device is capable of installing standard and pre-hung doors at both the finish and sub-floor stage of construction.... Agent: Edward S. Sherman, Esq.

20090096145 - Machining fixture with self-contained hydraulics: A new arrangement for machining parts is disclosed. The parts to be machined are mounted on fixture plates on a fixture. Using a stationary hydraulic line, hydraulic equipment is then pressurized by a pump within the fixture. The pump is mechanically powered by a separate (and disconnectable) power source. A... Agent: Marshall, Gerstein & Borun LLP

20090096146 - Pin clamp assembly: A pin clamp assembly having a housing, locating pin, at least one finger, a drive rod and an actuator is provided. At least a portion of the locating pin may be extendable exterior of the housing. The finger is located adjacent the locating pin and movable relative thereto. The drive... Agent: Barnes & Thornburg LLP

20090096147 - Vise holding and manipulation device: This herein taught technology relates in general to milling machine apparatus for reducing inaccuracies associated with mounting fixtures on a milling machine surface having a movable guide. It comprises a loading arm which is secured directly within the jaws of the vise to permit manipulation of the vise at the... Agent: Anissimoff & Associates Suite 201

20090096148 - Workpiece grasper and workpiece transfer apparatus using the same: A workpiece grasper and a workpiece transfer apparatus shorten the time that a processing facility must be stopped. A workpiece is transferred along a production line and processed in three or more processing facilities. A workpiece grasper grasps and places the workpiece to be transferred between the processing facilities. The... Agent: Posz Law Group, PLC

20090096149 - Positioning and clamping apparatus: A positioning and clamping apparatus clamps a panel material by moving a clamp arm to a clamping position while the panel material positioned by a locating pin is supported by a workpiece supporting face of a workpiece support. An extruding member having a plurality of extruding rods protruding from the... Agent: Mccormick, Paulding & Huber LLP

20090096150 - Tray systems: A system relating to providing a cutting board/serving tray that: reduces wear on the cutting board peripheral edge and cutting knife surfaces; prevents cuts along a fluid retaining channel; and, provides for food to be prepared, cut and served on the same tray. In a preferred embodiment, such tray system... Agent: Stoneman Volk Patent Group

20090091071 - Glazing panel handling tool: The glazing panel handling tool has an elongate grab handle bridge connecting spaced suction pad devices. The grab handle bridge is rotatable about a longitudinal axis in order to cause the separation distance between the suction devices to be varied. The adjustability aids in the utility of the tool in... Agent: Gordon & Jacobson, P.C.

20090091072 - Method and apparatus for fixturing a panel: A fixturing apparatus for locating and supporting a panel, such as an automotive body panel is provided. The fixturing apparatus includes a support structure having at least three generally spherically shaped contactors. The panel includes at least three extending channels sufficiently configured to receive a respective one of the at... Agent: General Motors Corporation Legal Staff

20090085268 - Handicraft work assisting device: A handicraft work assisting device includes an elongated main body and a push bar. The main body includes a tubular portion formed with a through-hole extending in the longitudinal direction of the tubular portion. The push bar is insertable into the through-hole. The main body further includes a flange that... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20090085269 - Device for centring and clamping tubular parts: A device for centring and internal clamping of tubular parts such as metal conduits, placed end-to-end so as to be welded to form metal pipelines is provided.... Agent: Gottlieb Rackman & Reisman PC

20090085270 - Foldable cutting board: A versatile, foldable and disposable cutting board (1) for preparing food is made of a thin, resiliently flexible sheet of propylene, stainless steel or other cut-resistant material. The board has a triangular section (11) projecting away from the user to form a distal pouring funnel and spout when the board... Agent: Charmasson, Buchaca & Leach, LLP