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Class 81/356 - With adjustment means


Subclass of Class 81 - Tools
Definition: Tools including means to change the limits of sliding jaw
No. of patents: 22
Last issue date: 03/25/2008


NumberTitleIssue Date
7347125Automatic adjustable head wrench
An adjustable wrench including a head having parallel jaws. The parallel jaws include a first fixed jaw and a movable second jaw. The second jaw is mounted to the head for parallel, sliding movement relative to the first jaw. The wrench also includes a first handle ...
03/25/2008
7299724Self-adjusting gripping tool
A tool includes a fixed operating lever and a pivoting operating lever that define handles that may be squeezed toward each other by a user to move the fixed and sliding jaws of the tool toward each other to grasp a workpiece. The fixed jaw is defined by the fixed l...
11/27/2007
7228721Pivot link for sheet bending brake and sheet bending brake including pivot link
A guide mechanism for use with a sheet bending brake has a clamping member having a lower leg extending therefrom, a pivot arm and a guide mechanism. The pivoting arm being pivotally supported by and extending from the clamping member to define a clamping area with ...
06/12/2007
7191688Force augmentation and jaw adjustment means for hand held tools
A hand held tool has a slotted handle having a jaw and at least one slot therein, the slotted handle defining a toothed rack within the slot; an operative handle having a jaw and a pinion gear, the pinion gear having at least one tooth suitably shaped to engage the ...
03/20/2007
7117771Self-adjusting, locking pliers with gripping force adjustment
Self-adjusting pliers include first and second elongated members each having at one end a jaw portion and at the other end a handle portion, with the elongated members pivotally connected at a position intermediate the jaw and handle portions such that upon position...
10/10/2006
7086312Parallel jaw locking toggle wrench/pliers with economic/ergonomic handles
“Parallel Jaw Locking Toggle Wrench/Pliers with Economic/Ergonomic Handles” comprising: a fixed jaw member being in parallel relationship to a slidable jaw member; the fixed jaw member constructed (by riveting or welding means) to support member - the support me...
08/08/2006
7044032Locking pliers and method of use
Locking pliers for grasping an object include a body and a sliding jaw member having a first jaw, the sliding jaw member slidably connected to a body wherein the sliding jaw member may be selectively positioned with respect to the body. A rotating jaw member has an ...
05/16/2006
6164107Radius crimping tool
A crimping tool capable of forming a uniform series of deformations or crimps on a workpiece, such that at least a portion of the workpiece can be modified to acquire an arcuate shape with a predetermined radius. The crimping tool includes a pair of arms ...
12/26/2000
5528965Parallel jaw toggle wrench
A toggle wrench has a first jaw fixed to a handle, a sliding jaw slidable toward and away from the fixed jaw and a leaf spring therebetween. The jaws have parallel pressure surfaces disposed at an angle of 30 degrees with respect to the elongation of the ...
06/25/1996
5385072Adjustable gripping and locking tool
An adjustable gripping and locking tool having a body (28) to which is attached an elongated handle (22) and a pivoting handle (26). An adjustable jaw (34) is slidably mounted on the body and an adjusting lever (52) cooperates with the adjustable jaw to a...
01/31/1995
5289746Parallel jaw toggle wrench
A toggle wrench having a first jaw fixed to a handle. A sliding jaw is slidable toward and away from the fixed jaw. The jaws have parallel pressure surfaces disposed at an angle of 30 degrees with respect to the elongation of the handle. A link is pivoted...
03/01/1994
5138912Locking pipe wrench
A locking pipe wrench includes an upper movable jaw and a lower jaw attached to a toggle assembly whereby work can be firmly clamped and held between the jaws by adjusting the position of the upper jaw and by locking the lower jaw into position against th...
08/18/1992
5094132Adjustable hand wrench
A tool is comprised of a combination of a vice grip brand adjustable clamping pliers and a parallel jaw adjustable wrench such that the parallel jaws have been mounted on the end of the adjustable clamping pliers and the handle of the parallel jaw adjusta...
03/10/1992
4919017Hose clamp tool
A hose clamp tool has juxtaposed jaws on one end of elongated members, one of which slides within the other to move the jaws toward each other to force the lugs of a hose clamp toward each other. That expands the circular part of the clamp, allowing it to...
04/24/1990
4898161Forceps for pushing apart vertebrae
Forceps for pushing apart adjacent vertebrae that has two parallel pins connected or connectible to a pair of jaws, one pin being displaceable towards and away from the other pin by the moving of a guide when the jaws are being spread apart, the guide ens...
02/06/1990
4884479Wrench with rack and segment gear linkage
A wrench of the type having one handle member connected to a pivotal arm member at a pivot point. The handle member, and the pivot arm member terminate in a jaw member, the jaw in the handle member being fixed. Advancing a screw member causes the pivot ar...
12/05/1989
4797965Wrench with rack and segment gear linkage
A wrench of the type having two handle members pivotally connected to one another at a pivot point. Each handle member terminates in a jaw member. Advancing a screw member causes one of the handle members to rotate about the pivot point so that the jaw me...
01/17/1989
4793225Clamping tool
A hand tool is provided which can be used as an adjustable wrench, adjustable joint pliers, vise grip, and clamp. A first jaw is mounted for linearly reciprocal movement with respect to a body, with a second jaw affixed to the body and cooperating with th...
12/27/1988
4674669Framing tool
A framer's tool consists of a handle member on which is provided an anvil portion for abutment with the outside surface of a picture frame. An actuating rod extends forwardly from the handle member, and is attached to an operating trigger pivotably mounte...
06/23/1987
4653308Adjustable lever operated riveter
The disclosure is of a mechanical riveter wherein rivet-gripping jaws are pulled through a slideway by means of a pull rod. Each of a pair of links is pivoted between one of a pair of squeezable handles and a yoke carried on the pull rod. Means are provid...
03/31/1987
4274312Toggle wrench
A parallel jaw action toggle wrench comprising a first jaw rigidly fixed to a first handle by means of a track section, a second jaw opposite the first jaw and slidable on the track section, and pivotally connected to a second handle, a toggle link connec...
06/23/1981
4188023Clamping device
Disclosed is a clamping device having a locking type mechanism which is particularly adaptable for use by well drillers, well repairmen and pump installers in securely holding pipe. The device comprises a base member having a bore and having an attached j...
02/12/1980
 
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