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Class 269/156 - Three coacting work grippers


Subclass of Class 269 - Work holders
Definition: Device including three work gripping elements, each movable
No. of patents: 123
Last issue date: 09/13/2011


1        
NumberTitleIssue Date
8016278Cam actuated clamp
A clamp including an upper body including a proximal end, a distal end, and an upper fulcrum, the upper fulcrum being positioned between the proximal end and the distal end of the upper body, wherein the distal end of the upper body includes an upper jaw, a lower bo...
09/13/2011
7374158Multi-purpose clamp
The invention provides a multi-purpose reversible clamp comprising a threaded rod having a handle fixed at a first end, a lower jaw mounted on the threaded rod above the handle, the lower jaw including a female corner receiving portion facing away from the handle, w...
05/20/2008
7356960Firearm support assembly
Height and length are adjustable at several points. There is a special type of vise for holding the gunstock. As usual, the vise bolt pulls the movable plate toward the fixed one but, like some of the vise's predecessors, traces out an arc at the top, pivoting from ...
04/15/2008
7305756Tube extracting device
The invention is related to a tube extracting device for compressing a tube end extended from a conventional drum of a boiler to remove the tube. The device includes a housing comprised of an outer clamping plate and an inner clamping plate pivotally connected by a ...
12/11/2007
7257895Apparatus for machining, especially cutting tubular and round section bodies
An apparatus for cutting workpieces adapted to engage the workpiece in at least four points of surface engagement. The apparatus has a clamping mechanism designed to be fastened to the workpiece. The clamping mechanism has a tool unit attached which includes adjustm...
08/21/2007
7215867Cable storage device
In order to keep the load on the cables in a cable storage device as light as possible during the process of storing, and furthermore in order to keep the release of the cables as simple as possible, a cable storage device is provided in which at least on one side o...
05/08/2007
7197962Light bulb installation and removal device
An object gripping device for removing and installing bulbs and other objects. The device has around its circumference three or more vertical gripping posts. The device uses a sun gear and planetary gears to transmit the user's twisting motion to a gripping force ap...
04/03/2007
7185798Apparatus and method for mechanically reinforcing the welds between riser pipes and riser braces in boiling water reactors
An apparatus and method for mechanically reinforcing the weld between a riser pipe and riser brace of a jet pump assembly are characterized by first and second attachment members for attachment on a riser brace of the jet pump assembly, and first and second clamp bo...
03/06/2007
7168181Hand tool apparatus and method
The present invention comprises a hand tool for the installation of elongated horizontally overlapping siding on a vertical framework. ...
01/30/2007
7163354Cleaner finger assembly and mounting for same
A work machine, such as a landfill or soil compactor, includes at least one wheel having a plurality of compactor tips. Often, debris or dirt builds up on the wheel between the compactor tips and must be removed. A cleaner finger assembly, including a support member...
01/16/2007
7159495Bar magazine for lathes with bar centering means in the magazine channel
A bar magazine for lathes includes at least one channel designed to receive a bar being machined and pushed along the channel by a bar-pusher collet. The magazine includes at least one bar centering member arranged in a zone along the channel. The bar centering memb...
01/09/2007
7159711Case for transporting handguns
The present invention provides for a case for transporting handguns and methods of using and manufacturing the same. In one embodiment, the case is comprised of (i) an expansion mechanism located within the case, having a mounting bar coupled thereto and configured ...
01/09/2007
7147412Doweling jig for woodworking
The invention relates generally to clamping devices and mechanisms which provide versatile and/or accurate coupling between the communicating members. Some embodiments relate to the field of woodworking and a doweling jig therefor having a hinged jaw mechanism to pr...
12/12/2006
7144003Solder assistor
The device of the present invention is useful for facilitating the soldering of materials. More specifically, the device of the present invention is useful for the positioning and securing of at least two electrically conductive materials such that those materials c...
12/05/2006
7140585One-hand clip capable of preventing hanging object from dropping
A one-hand clip of the present invention is composed of a main body, a pair of semicircular hooks a pair of rotating pins and a pair of elastic bodies. The hooks each fixed by a rotating pin and an elastic body at each bottom end of the main body pinches an inserted...
11/28/2006
7100517Ergonomic computer work station
An ergonomic work station for computer components or for other purposes that is especially adapted for use by an individual having decreased mobility due to back pain or other conditions. The work station includes a base that extends beneath a chair or bed. A suppor...
09/05/2006
7093828Methods and apparatus for clamping tools
The present invention is directed generally to tools that are high quality, strong, and lightweight. For example, various tools such as clamps may be made using parts containing a compound or alloy including magnesium. Magnesium may be for cast or extruded parts. In...
08/22/2006
7077036Timing gear pliers
A set of pliers that have a plurality of pins on the forward parts of the plier arms and removable blocks which have apertures that can be placed on selected ones of the pins. The blocks have teeth that can engage the teeth on a timing gear. ...
07/18/2006
7066458Powered clamp assembly
A powered clamp assembly is provided having an actuator, a cam member, a jaw arm, and a bearing member. The cam member has a camming surface and is driven by the actuator. The jaw arm is pivotable about an axis. The bearing member is attached to the jaw arm, as well...
06/27/2006
7040206Straddle safety pusher system
An adjustable pushing apparatus (50) for safely moving a work piece (22) past a cutting tool (16). The apparatus includes a body (52), a first leg (56), a second leg (58) and a moveable center leg (60) defining a leg ...
05/09/2006
7040610Push nut press tool for wheeled rollout carts
The press tool includes a frame, an abutment part mounted to one end of the frame, and a lever actuated ram mounted to the other end of the frame. The ram includes a pair of interchangeable fittings (one for affixing the push nuts and one for removing the push nuts)...
05/09/2006
6953175Gated retainer
A quick acting gated retainer for wire, cable, or other elongated material requiring a permanent or temporary mount. The device features one or a pair of spring biased gates on one or both sides rotating and concurrently translating inwardly, during both the inserti...
10/11/2005
6830240Methods and apparatus for securing components for manufacture
A method for securing a component for manufacture. The method includes fixedly coupling a first clamping member and a biasing mechanism to a tool that includes a fixture. The fixture includes a first clamping member, a second clamping member, and a biasing mechanism...
12/14/2004
6644636Clamp adapter
An adapter for modifying a spring clamp for use as an edge clamp. The adapter is essentially a flexible intermediate section with pockets attached at each end. Each pocket slips over one of the jaws of the spring clamp. When the clamp is forced open, the ...
11/11/2003
6517063Holder for an oil filter
A holder for an oil filter includes a container having an open top and a base having an upper surface. An upwardly opening socket is disposed upon the upper surface. The socket is shaped and dimensioned to receive the head portion of the oil filter. Once ...
02/11/2003
6386533Laser processing fixture
A laser processing fixture is formed to allow for facet processing of cleaved laser bars, either individually, or allowing for multiple bars to be processed simultaneously. The fixture holds the bars at a precisely-controlled distance with respect to a pr...
05/14/2002
6290219C-clamp plier with support extension arm
The present invention provides a C-clamp plier with a support extension arm for grasping and longitudinally supporting one or more objects. The plier of the invention generally comprises a handle assembly, a C-shaped clamping section, and an extension arm...
09/18/2001
6254077Clamp and V-block apparatus
A clamp and V-block apparatus for improving the use and structure of a V-block. The clamp and V-block apparatus includes includes a block member having a front and a plurality of sides with a first side having a V-shaped slot extending therein and being a...
07/03/2001
6244581Wedge clamp
A wedge clamp for clamping a plurality of planar members in a side-by-side disposition for work such as gluing to be performed thereon. The wedge clamp includes a rail unit which defines a track having two opposing side walls and an end wall disposed in a...
06/12/2001
6226849Method for making a frame member for a wall panel
A wall panel including a rectangular frame, a pair of wall members and a thin decorative sheet covering the wall members. The frame includes two spaced apart, generally parallel vertical frame members and spaced apart, generally parallel horizontal lower ...
05/08/2001
6220589Dual action clamp
A two-way dual action clamp for accurately clamping together two or more workpieces. The clamps are particularly useful in temporarily clamping together two European style wall cabinets prior to permanently joining the units together with a plurality of s...
04/24/2001
6206355Clamp clips with rotational and displaceable tension elements
A clamp (10) having at least one clamping assembly (11) comprising a base plate (17) and a pair of tension elements (14, 15), the base plate (17) including a pair of oblong holes (16) which converge towards a central line, each of the two tension elements...
03/27/2001
6189878Clamp for workpieces
A workpiece clamp is disclosed for pressing first and second workpieces into engagement by a chucking tool (6) and a counter-holding device (7) supported by a frame (5). A pair of clamping jaws (11,12) with spiral shaped clamping surfaces (13,14) are pivo...
02/20/2001
6176479Clamping device
A clamping device for allowing the user to easily attach two objects together. The clamping device includes a first arm member having a pair of first elongate members; a second arm member having a pair of second elongate members and being pivotally attach...
01/23/2001
6098972Edge clamp
In order to provide an edge clamp, in particular, for pressing edge parts onto edges of workpieces extending between an upper side and an underside, comprising a clamp body, a first clamping jaw adapted to abut on the upper side of the workpiece and a sec...
08/08/2000
6098866Diffusion bonding apparatus for pipes
A diffusion bonding apparatus for pipes that are supplied downward from above comprising a lower block for holding a lower pipe and an upper block for holding and pressing an upper pipe against the lower pipe. In the apparatus, three or more hydrraulic cy...
08/08/2000
6062933Cathode ray tube and manufacturing apparatus for the same
A manufacturing apparatus for a cathode ray tube attaches an electron gun to a neck of a glass valve while grasping the neck with a chuck apparatus. The chuck apparatus has at least three chuck members, a chuck member holding unit and an interlocking unit...
05/16/2000
5975405Diffusion bonding method and diffusion bonding apparatus
A diffusion bonding method has a step of adjusting ends of material to be bonded before bonding the material after setting the materials in the diffusion bonding apparatus, whereas a diffusion bonding apparatus has a mechanism for finishing ends of materi...
11/02/1999
5941515Universal connecting rod fixture and method
A universal locating fixture for machining various sizes of engine connecting rods. In one embodiment, the fixture includes locating pads, opposed clamps and a crank bore-engaging equalizing locator on a fixed part of the fixture for locating and clamping...
08/24/1999
5911413Apparatus for holding a motor for assembling a belt to a motor assembly
An apparatus for adjusting the position of a motor and for preventing the motor from being inclined when a belt is assembled to a motor assembly. The apparatus has a pulling section for pulling the motor and a pushing section for pushing the motor. The pu...
06/15/1999
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