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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7249548 | Apparatus for cutting corrugated metal sheet An apparatus for cutting a corrugated metal sheet is disclosed. The apparatus includes a table, a clamp assembly, and a cutting tool. The clamp assembly has a lower frame and an upper frame. A lower vibration absorbing pad is supported by the lower frame, and an upp... | 07/31/2007 |
| 7134950 | Center clamp A center clamp used with a machining tool having an annular edge has a C-shaped body having an inner end inside the edge and an outer end outside the edge and spaced from it along a clamp axis. A push rod extends along the axis through the outer body end. A rotary j... | 11/14/2006 |
| 7118104 | Gripper system for a machine which processes printing material sheets A gripper system for a machine that processes printing material sheets has a gripper with a first clamping surface and a gripper pad, for cooperating with the gripper, with a second clamping surface. One of the two clamping surfaces is formed with a surface relief. ... | 10/10/2006 |
| 6409163 | Fixturing device for holding a workpiece A fixturing device for holding a workpiece for processing by an induction hardening machine includes a first subassembly constructed and arranged to be attached to an induction coil subassembly which is movable into and out of position around the workpiec... | 06/25/2002 |
| 6202998 | Apparatus for supporting a sheet material along its peripheral edges An apparatus for supporting a thermoformable material along its peripheral edges includes a frame forming a channel therealong for receiving the peripheral edges of the thermoformable material. The channel has an opening formed between first and second ed... | 03/20/2001 |
| 6050559 | Bar clamp for wood manufacturing The present invention provides a bar clamp made of lightweight parallel metal bars, e.g., aluminum, having movable or adjustable contacting attachment bodies which allow the clamp to be used for various applications. The bar clamp of the present invention... | 04/18/2000 |
| 5971378 | Soft squeeze clamp and expansion device A clamp is provided that has a pair of clamp bodies which each have an inner surface. The inner surfaces of each clamp body are oriented to face one another in a spaced parallel relationship. A pair of parallel scissors linkages are coupled to the device ... | 10/26/1999 |
| 5944330 | Lathe mates A non-surface marring work piece lathe mate pad which is interposed and held between the work piece and a lathe's chuck jaws. Each lathe mate has two grooved surfaces extending around three of its sides and flattened front and back surfaces which engage t... | 08/31/1999 |
| 5924685 | Adjustable clamp A work piece stock holding member that can be adjusted by a single handle or adjustment nut usable with a conventional channeled toggle clamp fixed to a working surface. The holding member has an internally and externally threaded collar having a single p... | 07/20/1999 |
| 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 |
| 5810881 | Clamping or gripping devices and method for producing the same A surgical needle holder has the facing surfaces of its jaws lined with memory alloy which is soft enough to distort around a needle when gripped between the jaws. A better grip on the needle is thus achieved. The surfaces of the inserts may be profiled w... | 09/22/1998 |
| 5722647 | Workpiece holder, particularly adapted for holding eyeglasses lenses A workpiece holder, particularly adapted for holding eyeglasses lenses (L), comprises a support (12) on which there are arranged two clamps (14, 17, 117) for clamping each a portion of a lense. Each clamp defines an axis (A) which is substantially perpend... | 03/03/1998 |
| 5421566 | Holding device The invention is drawn to fixture stock for producing holding devices. The fixture stock is made from an elongated base plate having side rails along two parallel opposed longitudinal edges to define an intermediate, longitudinally extending space therebe... | 06/06/1995 |
| 5326066 | Precision portable scanning table with attachment apparatus A precision holder for hand-held optical scanning digitization devices is provided in which varying thicknesses of source documents may be securely held to a flat table by a support which also functions as a guide along which the scanning device may be ac... | 07/05/1994 |
| 5246216 | Vise jaw attachment for irregular shaped workpieces An attachment is adapted for mounting to a jaw of a vise for use with clamping irregularly shaped workpieces. The attachment comprises a pouch of pellets which are variably displaceable to conform to the surface contour of the workpiece. The pouch is moun... | 09/21/1993 |
| 5221099 | Device for conducting forces into movable objects The jaws of a clamp are provided with elastomeric linings, and gripping elements of high hardness in the form of pins or particles are embedded in the linings. The gripping elements have tips which are directed away from the respective jaws.... | 06/22/1993 |
| 5193792 | Soft jaw attachment system for a vise A soft jaw attachment to machine vises having precision ways and flat vise jaw faces with widely spaced fastener openings through said vice jaw faces, the soft jaw being an elongated bar of resilient material having a flat face to interface with the vice ... | 03/16/1993 |
| 5188347 | Compressible microtome object holder The present invention relates in one aspect to a compressible and/or deformable microtome object holder. The object holder may be in the same or similar shape as a wide variety of previous object holders, comprising a specimen plate having a textured or g... | 02/23/1993 |
| 5152446 | Press for holding a magnetic yoke during welding A press for welding magnetic yokes comprises first and second frames movable toward and away from each other, on which there are defined respective confronting and parallel pressure surfaces (12, 35), a motive means (50) acting between the frames (11, 30)... | 10/06/1992 |
| 5148634 | Scissor sharpening apparatus with magnetic guide A scissors sharpening apparatus includes a motor driven sharpening member having an abrasive surface. A magnetic guide is arranged to position the scissors blade at a fixed angle relative to the principle plane of the abrasive surface in such a manner tha... | 09/22/1992 |
| 5024428 | Magnetic workpiece clamping blocks A novel magnetic workpiece clamping block carrying resilient magnetized plastic surfacing over its complete clamp-engaging surface and of dimensions larger than the clamp to enable ready adjustment of different block areas held to the clamp, all without s... | 06/18/1991 |
| 5022256 | Clamping device The invention relates to a clamping device for the clamping of at least one piece of tooling, for instance an upper tooling or a press, which device comprises: two clamping jaws moveable towards and away from one another, between which the tooling can be ... | 06/11/1991 |
| 4969298 | Apparatus for clamping bar-shaped cutters at a grinding machine In order that bar-shaped cutters can be ground as accurately as possible, it is essential that the bar-shaped cutters are clamped as close as possible to the surfaces which are to be ground. For this purpose, each bar-shaped cutter is pressed against two ... | 11/13/1990 |
| 4950346 | Method of forming an adaptor fitting around a workpiece An apparatus and method are disclosed for holding a generally cylindrical workpiece for honing or otherwise machining an internal bore. The workpiece is held by a gripping surface over most of the innermost turn of a spirally wound spring and coil. The wo... | 08/21/1990 |
| 4896465 | Retainer apparatus A retainer for releasably securing devices or objects of nonuniform configuration. Clamping action is supplied by a pair of resilient synthetic sponges mounted between a pair of supports. The supports can be either hinged relative to each other or in fixe... | 01/30/1990 |
| 4869482 | Tool for loosening a seized ball joint in a motor vehicle A tool for loosening a seized ball joint from a tie rod in a motor vehicle and consists of a shank having a stationary jaw with a wedged shaped seat so that the seized ball joint can sit in the wedged shaped seat. A movable jaw is pivotly secured to the s... | 09/26/1989 |
| 4824086 | Portable bench rest shooting stand and gun case holder A portable gun cas holder comprised of a pair of gun supports mounted within a carrying case wherein one of the gun supports is equipped with a clamping assembly which holds the gun in place wherein the clamping assembly may be adjusted to accommodate the... | 04/25/1989 |
| 4815207 | Clamping tool and stripping method for coaxial cable A clamp to axially hold small coaxial cable (10) of a type having a soft dielectric core (16) includes a rigid element (30) having a groove (32) to receive the cable laid therein and an elastomeric element (4) having a projection (42) shaped to fit partia... | 03/28/1989 |
| 4809570 | Adjustable box wrench An adjustable box wrench comprising a box body, an elastic steel beam, and adjustment fragment and a box arm. The adjustment fragment is adjustable inside a hole in the box body to form various size hexagonal holes. Teeth on opposite side of the hole and ... | 03/07/1989 |
| 4770289 | Clamp bar for fixedly clamping a web against an article A wrapping machine wherein article units are wrapped by a shrinkable web to form a package. The machine includes a conveyor which includes an upper article supporting run. The conveyor has regularly spaced openings and associated with the rear of each ope... | 09/13/1988 |
| 4711439 | Vice jaw support apparatus A vice jaw support apparatus provides a novel support system for securement of splined and threaded work pieces within vice grippers or jaws. In a preferred form, the apparatus is formed of a polyethylene or other similar resilient material. In a preferre... | 12/08/1987 |
| 4706973 | Chuck and top jaw assemblies Top jaw assemblies combined with a chuck. Each of these top jaw assemblies comprises a body having a base projecting radially inwardly when mounted to the chuck, a cylindrical wall in the body which with the base provides a cutout portion and in which a w... | 11/17/1987 |
| 4579322 | Cable vise A workholding vise which comprises an elongated bottom plate and an elongated top plate. At least three legs are provided with structure for fixing the telescopic sections thereof in mutually fixed relationship. The apparatus includes structure for mounti... | 04/01/1986 |
| 4564182 | Temporary support for gutters An apparatus for temporarily supporting a gutter during the installation thereof is described comprising a vertically disposed inner frame member adapted to be movably secured to the fascia board positioned adjacent the edge of the roof. A horizontally ex... | 01/14/1986 |
| 4548392 | Portable gun holder case A portable gun case holder comprised of a pair of gun supports mounted within a carrying case wherein one of the gun supports is equipped with a clamping assembly which holds the gun in place wherein the clamping assembly may be adjusted to accommodate th... | 10/22/1985 |
| 4484381 | Clamp arrangements An assembly comprising a board 1 and a mechanism 17 for clamping a marginal portion of the board adjacent an edge between two opposed substantially flat parallel walls 7a. The mechanism 17 is mounted on a major surface 19 of the board 1 and includes a spr... | 11/27/1984 |
| 4353771 | Ply down assembly for tire building machine A tire building machine utilizes a ply-down and bead set assembly in which an array of axially projecting spring fingers are used. The fingers are secured between two nested rings which are constructed to interfit with each other and with each finger so t... | 10/12/1982 |
| 4353537 | Securing and clamping device A device for clamping or forceful engagement. Top and bottom casing members are maintained in restricted movable engagement with each other. Received within the casing members are a plurality of balls, arranged in layers. Certain of the balls are spring-b... | 10/12/1982 |
| 4335873 | Toggle bolt clamp A toggle clamp has a bolt carried by a swinging clamping arm for generally axially and limited arcuate movement in a clamping operation against a workpiece. The clamping end of the bolt is removably secured within a socket in a polyurethane work engaging ... | 06/22/1982 |
| 4330936 | Compressed tablet-splitting holder A holder enabling the user to easily and accurately split compressed medical tablets into equal halves having blunt, specifically curved steel jaws to which are permanently affixed resilient rubber cushioning pads, a means for securely holding compressed ... | 05/25/1982 |
