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| Number | Title | Issue Date |
| 7900897 | Workpiece clamping device and method A clamping device & method for down clamping against a workpiece by utilizing part features produced during a prior operation. The mechanics of this device allow it to open, close, raise and lower during its initialization and release. The device contains a built in... | 03/08/2011 |
| 7246967 | Cross clamping device A cross clamping device comprises a base plate with first and second legs and a clamping piece that connects the two legs with each other. The cross clamping device also comprises a first clamp screwed onto the first leg by a first screw, and a second clamp screwed ... | 07/24/2007 |
| 7225516 | Slide assembly fixture for rear hub assembly A fixture is provided for supporting a vehicle hub assembly during manufacturing operations that include rotating the assembly. The fixture includes a base with an upper surface, a linearly movable housing slidably supported on the base, an adjustable support block ... | 06/05/2007 |
| 7186047 | Method and apparatus for releasable fastening and for modification of the relative positions of two components with respect to one another An apparatus for releasable fastening and for modifying the relative position of two components (1, 1′, Bf, G; 2, 2′, Bk, Br), which have a common connecting surface forming a contact surface (5, 5′), comprises two screws (3), which... | 03/06/2007 |
| 7134650 | Precision vise A vise has a jaw connected to a jaw support has a recess formed in a rear surface. A biasing member in the recess applies a force to the recess having a downward component to secure a workpiece to the vise. The biasing member may be the end of a set screw, a ball be... | 11/14/2006 |
| 7109436 | Laser shock peening target A laser target includes a shank having a first wedge converging from a step to a distal end of the wedge. A complementary second wedge is mounted on the step and converges with the first wedge. The two wedges have respective target apertures aligned with each other ... | 09/19/2006 |
| 6896249 | Multiple jaw machining vise A vise for holding more than one work piece on the support surface of a machine tool has a base for mounting on the support surface. More than one stationary jaws are fastened to the base. More than one movable jaws are slidably mounted on the base to move toward an... | 05/24/2005 |
| 6619642 | Clamp for clamping a workpiece A clamp for clamping a workpiece such as a forging of an aerofoil component comprises a support body 24 to which a clamping member 26 is hinged. The clamping member 26 has a workpiece clamping element 54 having pads 58 for engagement with the workpiece. T... | 09/16/2003 |
| 6435496 | Low-profile rocking lever clamp A rocking lever clamp device is disclosed for holding a workpiece. The rocking lever clamp is a one-piece design. In a preferred embodiment, the rocking lever clamp contains an elongated hole to permit rotation of the clamp relative to downward motion of ... | 08/20/2002 |
| 6394439 | Two-sided gripping device A device having a fixture with a working surface and at least one hole, at least one stop rising above the working surface, a fastener, a gripping member having a first block portion and a second block portion where the first block portion is joined to th... | 05/28/2002 |
| 6126158 | Soft jaw for a machine vise A jaw assembly for use on a slideway of a machine table includes one or more guide rods over which a vise jaw freely slides. No fasteners or mounting members are required to mount and demount the jaw from the assembly. Before the jaw is tightened to apply... | 10/03/2000 |
| 6126159 | Machinable workpiece clamp A holding device which wedges against the side of a workpiece to provide unencumbered access during machining operations. The jaws of the device are thick enough to be contoured to the shape of the workpiece for a firmer hold. A clamping brace is provided... | 10/03/2000 |
| 6101888 | Transmission device A driving member (15) of piston type has an upper side, on which an annular holder (28), upper and lower cams (31), (32), and a transmission sleeve (33) are arranged in order. An annular wedge space (35) is defined between the upper and lower cams (31) an... | 08/15/2000 |
| 5961108 | Two-sided gripping device A device having a fixture with a working surface and at least one hole, at least one stop rising above the working surface, a fastener, a gripping member having a first block portion and a second block portion where the first block portion is joined to th... | 10/05/1999 |
| 5956833 | Windshield locating cam A cam for locating and holding a windshield in an automobile during installation and cure includes a body having a bore in the bottom providing a journal for guiding rotation of the body in an arc around the bore. A lever arm projects from one side of the... | 09/28/1999 |
| 5876026 | Clamp pliers A pair of clamp pliers comprises an upper clip plate, a lower clip plate, a torsion spring disposed between the upper clip plate and the lower clip plate, a pivot pin passing through the torsion spring to fasten the upper clip plate and the lower clip pla... | 03/02/1999 |
| 5833225 | Gripping device A gripping device including a fixture having a working surface and at least one hole. A stop rises above the working surface of the fixture. A threaded fastener is provided to screw into the at least one hole in the working surface of the fixture. A gripp... | 11/10/1998 |
| 5741111 | Electro-pneumatic machining jig An electro-pneumatic machining jig is adapted to be attached to the bed of a machine such as a milling machine, grinding machine or the like. The jig holds a workpiece, such as a cylinder head, for machining in a desired position relative to a tool head. ... | 04/21/1998 |
| 5735513 | Multi-station single action high precision mechanical vise A multi-station, single action high precision mechanical vise for simultaneously clamping at least two work pieces with high dimensional stability and high holding forces. The multi-station work piece holder is used to hold a set of work pieces, so that s... | 04/07/1998 |
| 5718422 | Workpiece clamping system A workpiece indexing and clamping system for machining the workpiece. Spherical or narrow cylindrical heads of index pins extend from holes in a base plate into workpiece holes to align and index the workpiece. The pin portions in the base plate holes can... | 02/17/1998 |
| 5718420 | Workholding wedge clamp A wedge workholding clamp has a clamp body that is adapted for mounting onto a table and is used for holding various objects, and specifically for holding piece parts in machining. The clamp body slidably mounts a movable jaw that is actuated with a wedge... | 02/17/1998 |
| 5718421 | Orbital hold-down clamp An orbital hold-down clamp assembly holds a workpiece in place on a platen against a stop or backjaw on the platen. The clamp assembly has four main parts. A screw cam has a threaded shaft and an offset tapered head; a clamp jaw has a distal gripping surf... | 02/17/1998 |
| 5624106 | Gripping device A gripping device for holding a workpiece includes a fixture with a working surface and least one hole, a stop rising above the working surface, a fastener and a gripping member. The gripping member has a through bore for receiving the fastener and a grip... | 04/29/1997 |
| 5181700 | Clamping apparatus A clamping first piston (11) is inserted into a locking second piston (17) inserted into a cylinder bore (9) of a housing (4). A clamping member (7) is fixedly secured to the left portion of the first piston (11). A clamping first actuation chamber (21) i... | 01/26/1993 |
| 5163662 | Multi-purpose machine vise A machine vise that can serve multipurpose uses is constructed utilizing a cast base made so that it can be easily mounted for NC machining, or mounted on a swivel base, and can be used mounted on its sides or on one end. The cast base is made to simplify... | 11/17/1992 |
| 5149070 | Edge clamp A fluid pressure actuated edge clamp employing inclined guide tracks for a clamp jaw advanced and retracted by linkage which substantially eliminates side loading of the piston from reaction loads during clamp engagement. The linkage is reaches an aligned... | 09/22/1992 |
| 5056766 | Precision machine vise A vise for use with a machining table having an elongated T-slot in its upper surface includes a stationary jaw and a jaw support transversely extending over the T-slot and clamped against the table in spaced relation to one another by a clamping device c... | 10/15/1991 |
| 4951538 | Single cut die set Single blade, single cut tubing cut-off apparatus moves a blade along a first path of travel in which a first portion of the blade pierces the tubing and a second path of travel in which a second portion of the blade completes the cut, all in a concerted ... | 08/28/1990 |
| 4928937 | Multi-purpose machine vise A machine vise that can serve multipurpose uses is constructed utilizing a cast base made so that it can be easily mounted for NC machining, or mounted on a swivel base, and can be used mounted on its sides or on one end. The cast base is made to simplify... | 05/29/1990 |
| 4867428 | Device for clamping fireproof plates in metal frames of slide-valve shutters A clamping device for clamping a fireproof plate into a metal frame of slide gate includes a clamping jaw that can be pressed against the plate perimeter. A wedge-shaped member acts on the clamping jaw and is threaded onto a bolt that is rotatably positio... | 09/19/1989 |
| 4804171 | Workpiece holding device A workpiece holding device which wedges against the side of a workpiece during machining operations to provide a clear surface for machining. A tool head having a clamping face and a wedge ramp face is attached to a flexible shaft and support structure. A... | 02/14/1989 |
| 4760998 | Clamping device A clamping device for securing and accurately positioning an item relative to a predetermined surface includes a laterally-extending fixed jaw and a laterally-extending movable jaw. A locating surface is fixed relative to the fixed jaw and extends transve... | 08/02/1988 |
| 4708182 | Reedmaking system, methodology, and component tools A reedmaking system is disclosed that includes a device for thickness sizing by sliding a cane segment along a guide surface past a cutting edge that is spaced apart from the guide surface a distance slightly greater than the thickness of a conventional f... | 11/24/1987 |
| 4669346 | Machine with work positioning carriage A machine for operating on sheet stock workpieces having stock grippers mounted on a work positioning carriage for moving the sheet stock workpiece along first and second relatively transverse paths in the plane of the stock to position the workpiece at p... | 06/02/1987 |
| 4643411 | Vise for clamping two works A vise for clamping two works comprising a vise body having a groove of T-shaped section and first and second reference surfaces perpendicular to the groove; a pair of movable members fitted in said T-shaped groove between said first and second reference ... | 02/17/1987 |
| 4582306 | Vise jaw A vise jaw for attachment to a vise jaw support which includes a first plate for attachment to the vise jaw support in place of the standard vise jaw and having a plurality of vertically elongated openings formed therein and a second plate overlying the f... | 04/15/1986 |
| 4527785 | Machine tool apparatus For use in a milling or like machine, a fixture is provided to hold a part to be machined, the fixture including portions to clamp the part against relative shifting motion. A mount for the fixture includes components movable in tilting and vertical sense... | 07/09/1985 |
| 4461946 | Apparatus for clamping an assembly of parts for laser welding An assembly of top and bottom plates spaced apart vertically by peripheral and intermediate spacer bars forming a shelf of freeze drying or other processing equipment, is held together on a movable base support by peripheral clamps mounted removably at se... | 07/24/1984 |
| 4410169 | Work-holding clamp with double-acting hydraulically actuated jaw A work-holding clamp retains a work piece on a machine tool table and includes a body member having a flat supporting surface and the means to secure the body member to a work table. This body member is made with a stepped bore formed therein and therethr... | 10/18/1983 |
| 4345750 | Vise A vise having a base portion with two end abutments and a sliding block therebetween and a screw for moving the block into clamping relation with one of the abutments. The block and the base have a rail relationship for sliding of the block on the base, a... | 08/24/1982 |
