Class 269/218 - With common means for each of coacting jaws

Subclass of Class 269 - Work holders
Definition: Device including a single means effective to move each of
No. of patents: 29
Last issue date: 03/18/2008

Number	Title	Issue Date
7344625	Element for handling connectors for electrolytic cells which are used for the production of aluminum The present invention relates to a handling device for an anode connector provided with at least two side trunnions and a tightening screw. The connector is generally capable of cooperating with attachment hooks of an aluminum production cell used in fused bath elec...	03/18/2008
7337648	Clamp and repair tool A tool for gripping, clamping or holding an object, wherein the tool has a handle portion, a linkage portion and a working portion, and wherein the working portion includes two workpiece contacting surfaces, at least one of the surfaces shaped to generally conform t...	03/04/2008
7290429	Automatic idle adjusting apparatus with side shift function An automatic idle adjusting apparatus with a side shift function automatically adjusts the position of guides according to the kind of the workpiece provided and adjusts the distance between two workpieces processed using one metal mold. The apparatus includes two i...	11/06/2007
7257895	Apparatus 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
7197963	Apparatus for clamping a drilling tubular against rotation An apparatus that can be used during drilling operations for the purposes of clamping and holding drilling tubulars is disclosed. The embodiments relate to machinery that clamp and hold drilling tubulars to allow assembly to a specified torque or disassembly of the ...	04/03/2007
7036396	Drill pipe spinner device In spinner tongs, a so-called spinner (30), incorporated in an iron roughneck and thus serving to rotate a drill pipe during connection thereof to a drill string or during division of the drill string into individual pipes, the aim has been to reduce damage o...	05/02/2006
7011284	Pivotable clamp A pivotable clamp is provided. One embodiment of the present invention comprises a clamp that includes a first member that is pivotably coupled to a second member. A third member is pivotally coupled to the second member. The first member is sized to slidably engage...	03/14/2006
6939073	Releasable locking mechanisms In the aerospace field spacecraft components are held together by separation systems until a specific time when they must be separated or deployed. Customarily a threaded joining bolt engages one of the components to be joined, and a threaded nut is placed on that b...	09/06/2005
6918187	Multi plane plumb level A multi plane plumb level includes an elongated rigid frame having an X shaped cross section having four walls that are rigidly joined along an elongated central portion of the X shaped cross section and extend outward from the elongated central portion of the X sha...	07/19/2005
6905244	Holder for digital sensors for dentistry In the holder set for digital sensors for dentistry, the holders for each kind of radiograph such as periapical radiographs of front teeth (anterior teeth) and lateral teeth (posterior teeth), on one hand, and bitewing radiographs, on the other hand, can be used for...	06/14/2005
6851168	Collar removing clamp for HDP chamber A clamp for quickly, effectively and safely removing a cathode collar from an HDP deposition chamber for routine maintenance, cleaning or replacement of the collar. The clamp includes a pair of clamp plates which are capable of pivoting movement on respective ends o...	02/08/2005
6458022	Self-centering steady rest clamping device A device in the form of a self-centering steady rest for clamping or holding workpieces on a machine tool is provided. Three holding members are supported in a separate, intermediate member that is disposed in a housing and is displaceable therein, toward...	10/01/2002
6264134	Apparatus and method for centering a spool or similar object An apparatus and method for centering a film spool or similar object. A quill or object support means arranged on either inboard and outboard ends a frame are used to engage end portions or flanges of the film spool. A pivot member provides translational ...	07/24/2001
6098972	Edge 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
5975483	Clamp with clamping jaws and a carrier connecting them A clamp (1) for connecting form panels disposed in coplanar, side-by-side relation which engages their edge webs (2) or edge sections, which webs (2) can be directly adjacent to each other or have an intermediate piece in between. In order to adapt to the...	11/02/1999
5968403	Waler system and clamp for concrete wall forms A waler system includes a number of clamps each of which has a lower leg including a tab with a hole therein which is secured to the wall form of a poured concrete wall system by a standard pin connection. An upper leg of the clamp translates between a lo...	10/19/1999
5860197	Centering Clamp A centering clamp which is particularly useful for clamping work pieces in jigs is disclosed. The clamp comprises: a threaded shaft having a left hand thread on one end portion and a right hand thread on the opposite other end portion, and having a rotati...	01/19/1999
5809640	Spooling equipment Web spooling equipment has an improved means for closing a preform shell about a film spool or similar object. The improved equipment utilizes a rotatably mounted jaw assemblage having a pair of jaw members for opening to receive a preform shell enclosing...	09/22/1998
5146816	Connecting formwork panels A clamp for connecting a pair of formwork panels which are to be disposed side-by-side in a common plane has two clamping members. Each of the clamping members includes a clamping arm for urging the panels together and an adjusting arm which is approximat...	09/15/1992
4969635	Apparatus for use in trimming can bodies A collapsible mandrel for use in holding a can body in a process wherein a portion of the can body having uneven edges on the open end thereof is trimmed away is provided and comprises a hollow support member having a longitudinal axis and mounted at a re...	11/13/1990
4662125	Centrifugal blasting machine having a rotatable workpiece holder A holding device for workpieces, which is rotatably mounted in the side-walls of a centrifugal blasting machine, including a support member and holding member. Both members are pivotably mounted diametrically opposed with respect to the axis of rotation. ...	05/05/1987
4475607	Clamp and insert for clamping drilling tubulars A clamp for drilling tubulars such as drill pipes includes a jaw which defines a cylindrical recess. A cylindrical insert is rotatably mounted within the recess. This insert defines a cylindrically symmetrical toothed surface positioned to grip and fricti...	10/09/1984
4444380	Centering and grasping device A device (10) for centering and guiding strip material (12) into a punch press (16) which device (10) is adjustable to accept different widths of strip material (12) and which grasps the strip material (12) during the punching operation. The device (10) i...	04/24/1984
4366606	Self-centering clamp for down-hole tubulars An automatically self-centering clamp for down-hole tubulars includes a frame which defines guides for two opposed clamping jaws. Each clamping jaw is pivotably attached to a rocker arm, and the two rocker arms are in turn pivotably attached to a tension ...	01/04/1983
4336926	Workpiece manipulator A manipulator corresponding to the human hand is generally attached to the end of an arm of an industrial robot or remote control apparatus. The improved manipulator herein includes two spaced-apart, rotatable sprockets and a chain which is connected in t...	06/29/1982
4260307	Work table for machine tools A work table for machine tools such as pillar-type drills and the like comprising a substantially horizontal plate forming a work surface through which are cut a plurality of longitudinal or radially extending grooves. A flange depending from the peripher...	04/07/1981
4055026	Clamp for holding ice skate while grinding blade A clamp for holding an ice skate while grinding the edge of the ice skate blade slides on a surface parallel to the plane of a grinding wheel for grinding the edge of the blade, the clamp holding the skate blade parallel to the plane of the grinding wheel...	10/25/1977
3994403	Gripping devices for multi-stage upsetting presses A gripper device comprises a gripper carrier which reciprocates towards and away from an upsetting station in a multi-stage upsetting press and at least one gripper for carrying workpieces. Each gripper comprises a pair of guide elements on the carrier an...	11/30/1976
3944200	Workpiece clamping and positioning apparatus Clamping apparatus for quickly and accurately positioning and maintaining a pair of workpieces, such as mitered end picture frame moldings or the like, in desired, generally end-to-end, angularly related positions and being characterized by evenly and res...	03/16/1976

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Class 269/218 - With common means for each of coacting jaws