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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 |
| 8177203 | Clamp and lever therefor A clamp that includes a bar and a jaw assembly. The jaw assembly is configured to receive the bar to therethrough and to be slidably positionable along the bar. The jaw assembly comprises a lever that forms an aperture through which the bar passes, the lever being m... | 05/15/2012 |
| 8167287 | Jig A jig is used for positioning a retaining ring that retains a seal ring in an inner periphery of a blade ring relative to the blade ring that constitutes a gas passage of a turbine. The jig includes a base that determines a measurement point on the blade ring, a sha... | 05/01/2012 |
| 8167288 | Force multiplying handle mechanism for a bar clamp A force multiplying handle mechanism for a hand-operated bar clamp having a fixed handle and a movable handle is provided. The mechanism can comprise a pivotal attachment disposed on the end of the fixed handle, a handle having a pivot plate disposed on one end of t... | 05/01/2012 |
| 8096536 | Alignment tool for use in soldering roughed-in service pipes One embodiment of the invention is directed toward an alignment device for soldering roughed-in pipes for plumbing applications that assists plumbers by acting as a third hand for the plumber. One portion of the device removably attaches to a plumbing wall-strap whi... | 01/17/2012 |
| 8091874 | Bar clamp with multi-directional adjustable pads A bar clamp with adjustable jaw pads for clamping and for spreading work pieces includes a main housing having a bar opening for extending a bar therethrough, and a bar advancing mechanism with a bar gripping member in proximity to the bar opening. There is an elong... | 01/10/2012 |
| 8079577 | Clamping device Disclosed is a clamping device for securing and clamping work-piece quickly and efficiently. The clamping device includes an elongated slide bar; a first support assembly and a second support assembly. The first support assembly affixed at a proximal end portion of ... | 12/20/2011 |
| 8038135 | Clamp assembly for sliding clamp A sliding clamp and clamp assembly are provided. The clamp assembly includes a cam member that, when actuated, biases a stationary clamp jaw assembly toward another jaw assembly. The cam member utilizes a ball-and-socket coupling to couple the cam member to the slid... | 10/18/2011 |
| 8025275 | Single hand operated ratchet clamp A single hand operated ratchet clamp comprises a finger ring lever and a typical ratchet clamp having a slide rail, a sliding arm, a fixed arm, and a lever element with pressure plate. The finger ring lever is pivoted to the free end of the lever element so that the... | 09/27/2011 |
| 8020840 | Versatile clamp A versatile clamp which consists, at least in part, of at least one extendable arm, one fixed-length arm, pivotable clamping legs on the distal ends of the fixed-length arm and extendable arm, and locking means; wherein clamp adjustments, by the user, to the extenda... | 09/20/2011 |
| 8016276 | Incremental gear for bar clamp The invention relates to a clamping and/or spreading tool having a stationary jaw and a support to which the stationary jaw is fixedly connected. A push or pull rod is slideably supported on the support and a movable jaw is fixedly arranged on the push or pull rod, ... | 09/13/2011 |
| 7954794 | Assembly method and apparatus The assembly method of the invention uses a cartridge that is separate from the housing of the device being manufactured. The cartridge is configured such that the location of the various components is defined and the components are easily accessed. The cartridge an... | 06/07/2011 |
| 7942392 | Release explosion damper A clamping and/or spreading tool comprising a push or pull rod to which a mobile jaw is fixed, a fixed jaw, a gear mechanism which can be used to move the mobile jaw towards or away from the fixed jaw by moving the push or pull rod in a clamping or spreading directi... | 05/17/2011 |
| 7909314 | Device for extending the clamping width for a clamping tool and combination of clamping tool and device for extending the clamping width Device for extending the clamping width for a clamping tool, comprising a first rail to which a first workpiece abutment element is fixed, a second rail to which a second workpiece abutment element is fixed, a first bracket on which the first rail and the second rai... | 03/22/2011 |
| 7896323 | Methods 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... | 03/01/2011 |
| 7896322 | Simple high force clamp A clamping and/or spreading tool including a push or pull rod, comprises at least one lock blocking displacement of the push or pull contrary to the clamping and/or spreading direction by it being canted by at least one biasing mechanism, such as a spring, relative ... | 03/01/2011 |
| 7887034 | Indirectly heated cathode clamp system and method A method and clamp system for use on an ion implanter system for aligning a cathode and filament relative to one another in-situ are disclosed. The invention includes a clamp system having a clamp including a first clamp member separably coupled to a second clamp me... | 02/15/2011 |
| 7850154 | Assembly for clamping a workpiece An assembly for clamping a workpiece, the workpiece comprised of two pieces. The assembly includes a clamp having an L-shaped member. The L-shaped member has a leg and foot portion. The clamp also has an upright extending generally perpendicularly to the leg and the... | 12/14/2010 |
| 7815175 | Increased and variable force and multi-speed clamps A method of operating a clamp that includes a first clamping jaw, a support element to which the first clamping jaw is attached and a trigger handle pivotably mounted to a clamp body. The method includes actuating the trigger handle causing the first clamping jaw to... | 10/19/2010 |
| 7798478 | Parallel clamp and accessories therefor An apparatus for securing a workpiece is provided. In one form, the apparatus is configured such that the clamping jaws of the apparatus lie flush against the workpiece and the pressure from the pressure application mechanism is distributed substantially equally ove... | 09/21/2010 |
| 7784774 | Assembly method and apparatus The assembly method of the invention uses a cartridge that is separate from the housing of the device being manufactured. The cartridge is configured such that the location of the various components is defined and the components are easily accessed. The cartridge an... | 08/31/2010 |
| 7735813 | Clamping or spreading tool A clamping and/or spreading tool comprises a drive for displacement of a push or pull rod to which a movable jaw is fixed with respect to a support carrying a stationary jaw in longitudinal direction of the push and pull rod, the drive comprising a torsion spring an... | 06/15/2010 |
| 7699297 | Increased and variable force and multi-speed clamps A method of operating a clamp (100) that includes a first clamping jaw (102), a support element (104) to which the first clamping jaw is attached and a trigger handle (118) pivotably mounted to a clamp body (112). The method includ... | 04/20/2010 |
| 7681870 | Pipe clamp fixture A pipe clamp fixture that may be used for more than one size diameter pipe is described. ... | 03/23/2010 |
| 7651078 | Clamping and/or spreading tool A clamping and/or spreading tool comprises a drive for displacement of a push or pull rod to which a movable jaw is fixed with respect to a support carrying a stationary jaw in longitudinal direction of the push and pull rod, said drive comprising a torsion spring a... | 01/26/2010 |
| 7641183 | Bar clamp with side-activated braking lever A clamp that includes a first clamping jaw, a support element to which the first clamping jaw is attached and a clamp body having a first slot through which the support element passes along a first direction and an opening that faces in a direction that is substanti... | 01/05/2010 |
| 7624974 | Release mechanism of bar clamp A bar clamp includes a driving key including a first key plate, an intermediate second key plate engaged the first key plate, and a rear first spring engaged with the first and second key plates; a locking key including a third key plate, an intermediate fourth key ... | 12/01/2009 |
| 7614617 | Auto-advance bar clamp A multi-range auto-advance bar clamp used for clamping work pieces together which may upon release of the brake instantly and automatically adjust from a wide open position to any desired closed position. The multi-range auto-advance bar clamp may comprise a slide b... | 11/10/2009 |
| 7611132 | Clamp accessory A clamp accessory including a support element comprising a mounting surface adapted to rest on a work surface, the support element formed with at least one notch adapted to receive therein a bar of a bar clamp and support the bar at a distance spaced from the work s... | 11/03/2009 |
| 7604224 | Motorized clamp A bar clamp, including a bar; a first jaw movably coupled to the bar; a second jaw being movably coupled to the bar; and a motor configured to move the second jaw toward the first jaw. One of the first and second jaws including a drive lever that engages the bar and... | 10/20/2009 |
| 7530556 | Bar clamp with arrangement for displacing a clamping jaw a large distance to securely clamp a workpiece A bar clamp has an operating handle being in ratchet engagement with end teeth of a slide bar. The operating handle is adapted to pivot counterclockwise to cause a first clamping jaw carrier to displace along the slide bar and then pivot about a lock pin in the slid... | 05/12/2009 |
| 7513492 | Hand held quick-clamping device A hand held quick-clamping device includes an adjusting rod, a retaining handle, a driving handle, a first clamping block, and a second clamping block. The adjusting rod intersects the retaining handle, a set of adjusting sheets, and the stop sheets. A first clampin... | 04/07/2009 |
| 7441761 | Bar clamp extension fixture An extension fixture for combining the clamping capacity of a first and a second bar I-beam cross section bar clamp. The first and second bar clamps each have a fixed jaw, a movable jaw, and a primary bar. The movable jaw of each bar clamp has a clamping means confi... | 10/28/2008 |
| 7404245 | Fuel line disconnect tool A fuel line disconnection tool includes a handle member with a hand grip end and a slotted opposite head end adapted to receive generally mirror image flanged adapters having semi-cylindrical tubular projections which enable placement of the adapters in the slot at ... | 07/29/2008 |
| 7398965 | Holder for supporting workpiece in a fixed location pivotal about dual axes A workpiece holding system (10) is configured for holding a workpiece (R) for crafting thereof by a craftsman (C). The system (10) broadly includes a mounting assembly (12) removably coupled a support surface (B), an articulating frame assembly ... | 07/15/2008 |
| 7398966 | Coupling for a clamp An apparatus for use in coupling a pair of bar clamps comprises a coupling member for connecting a first clamp to a second clamp is provided. The coupling member includes a first member and a second member having an end pivotally attached to the first member. The co... | 07/15/2008 |
| 7396004 | Clamp bar extension The present invention relates to bar clamps, and more specifically, to attachments for extending the length of such clamps and enabling such clamps to be adaptable to a wider array of clamping needs. The accessories include an extension bar, a coupling that attaches... | 07/08/2008 |
| 7389978 | Adjustable clamp A jaw for a bar clamp and a method of using a bar clamp, the bar clamp including a trigger having a first force applying mechanism to apply a first force against the drive lever at a first point on the drive lever that is remote from the bar as the trigger pivots wi... | 06/24/2008 |
| 7374159 | Lockable mount plate A lockable mount (10) constructed in accordance with the principles of a preferred embodiment of the present invention and configured for mounting a jewelry crafting attachment (12) to a workbench (B). The illustrated lockable mount (10) broadly... | 05/20/2008 |
| 7370496 | Multi-use portable lock system A multi-use portable lock system is provided. The system enables a user to secure valuable personal particles placed on top of the desk, like a keyboard, phone, answering machine, notebook and the like, without prior preparations and without damaging the desk. The s... | 05/13/2008 |
| 7356889 | Child-safe fastening device A child-safe fastening device comprises a clip, one or more than one padded layer covering one or more surfaces of the clip, and one or more than one cover layer secured to the padded layer. The clip, the padded layer, and the cover layer form a plush device. ... | 04/15/2008 |
