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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 |
| 7380694 | Attachment to be used for an apparatus for attaching a tag-attaching pin An attachment used for an apparatus for attaching a tag-attaching pin utilizing a sheet of tag-attaching pins in which a plurality of tag-attaching pins is provided. Each pin has a filament section, an inserting head section provided at one end of the filament secti... | 06/03/2008 |
| 7338233 | Soil nail and method of installing a subsurface support A subsurface support includes a soil nail of two-piece construction. The body of the soil nail is constructed of fiberglass. The tip of the soil nail is constructed of a machined metal piece that is secured to the distal end of the fiberglass body. The soil nail is ... | 03/04/2008 |
| 7316341 | Adjustable exhaust assembly for pneumatic fasteners An adjustable exhaust assembly for a pneumatic fastener includes a base, which includes a base plate and a protrusion protruding from the base plate. The protrusion is centrally hollow and includes an inner surface and an outer surface. The base plate includes an in... | 01/08/2008 |
| 7278561 | Oil free head valve for pneumatic nailers and staplers The present invention provides a head valve assembly for a pneumatic fastener including a piston assembly reciprocated within a cylinder assembly for driving a fastener and a housing having an end cap for at least partially enclosing the head valve assembly. The hea... | 10/09/2007 |
| 7152380 | Apparatus and method for repairing popped wallboard nails An apparatus and a method for repairing nail pops in a wallboard is disclosed. The apparatus can be placed In a first state in which it acts as a cutting tool and can be used to cut a bore hole into a wallboard to separate a popped nail from the wallboard. The appar... | 12/26/2006 |
| 7137540 | Dual mode pneumatic fastener actuation mechanism A contact safety and trigger mechanism for use with a pneumatic fastener in order to permit efficient pneumatic fastener actuation mode selection. A rotating rod is included in a contact safety assembly which is constructed to slide toward/away from a driver housing... | 11/21/2006 |
| 7108079 | Electric power tool A cover which covers outer peripheries of fastening screws are disposed on an outer periphery of a hammer case. A stopper which detachably positions and fixes the cover to the outer periphery of the hammer case is disposed. ... | 09/19/2006 |
| 7066371 | Nail gun depth control spacer A nail gun and depth control spacer assembly for ejecting nails into a substrate which contains two or more layers of roofing materials one of which is a compressible fibrous layer. The nails penetrate the substrate but are prevented by the depth control spacer from... | 06/27/2006 |
| 7021516 | Driver blade for fastening tool A novel driver blade for use in a fastening tool having a piston is provided comprising an elongate body, a head at one end of the body for coupling to the piston, a tip at the other end of the body for impacting a fastener to drive said fastener into a workpiece, a... | 04/04/2006 |
| 6948647 | Anti-slip shingle grip for fastening tool A fastening tool with a housing assembly, a magazine assembly and a deflectable finger. The housing assembly includes a nosepiece. The magazine assembly, which is coupled to the housing assembly, is configured hold a plurality of fasteners and sequentially feed the ... | 09/27/2005 |
| 6921009 | Nailing machine A nailing machine, in which a part constituting a nose is changed so as to increase the service life of a driver blade for driving a nail. The nailing machine includes a nose having a nose hole in which the nail is supplied, and the driver blade made of metal. At le... | 07/26/2005 |
| 6082577 | Cable tie dispensing apparatus An improved cable tie dispensing apparatus includes a cutting and feeding apparatus which advances and severs a cable tie from an elongate strip of cables ties for delivery to an automatic cable tie installation tool. The cutting and feeding apparatus pro... | 07/04/2000 |
| 5709332 | Nail driving system Wallboard having a skin outer surface is attached to wall and ceiling framing by nails having heads with a convex bottom surface and a concave top surface. A driver blade is used having an outer end with a shape complimentary to the concave nail top surfa... | 01/20/1998 |
| 5415714 | Method for positionally securing two different components together A method for positionally securing two components together, in which a hollow body is introduced into the two components. Once the final position of the components relative to one another has been established, the hollow body is driven directly into the s... | 05/16/1995 |
| 5320268 | Powered dimple-forming and fastener-driving tool In a powered tool for dimpling a drywall panel and driving a drywall nail through such panel, into a substrate, a dimpler mounted to a nosepiece of the tool so as to be axially movable over a limited range has an annular portion disposed axially beyond th... | 06/14/1994 |
| 5282564 | Punch plasterer A punch plasterer is disclosed which in one action, drives and countersinks a fastener into wood or other materials and which fills the resulting cavity above the fastener thereafter. The present invention includes a punch tool for driving the fastener an... | 02/01/1994 |
| 5222646 | Nailing machine A nailing machine includes a body, a nose extending from the body and having a nail guide channel therein, a driver reciprocally movable within the nail guide channel for driving the nail, and at least one first surface and at least one second surface for... | 06/29/1993 |
| 5205457 | Driving tool and method A driving tool and method for injecting fasteners such as nails, or the like into workpieces such as drywall, ceilings or wood for framing a building. The driving tool includes a piston coupled to a rod that is driven forward to engage a head of a nail wi... | 04/27/1993 |
| 5154643 | Method and apparatus for positioning tooling A method and apparatus for positioning tooling (16, 16) with respect to an arc-shaped workpiece assembly (12) spaced radially away from a centerline (14). The apparatus includes axially spaced apart support arm assemblies (40, 42) which are swingable abou... | 10/13/1992 |
| 4867366 | Pneumatic fastener-driving tool and method A pneumatically operated fastener-driving tool, particularly adapted for nailing drywall to the framing of a building, comprising a housing, a reciprocator assembly mounted within the housing, and a piston mechanism mounted within the reciprocator assembl... | 09/19/1989 |
| 4834342 | Nail driver A nail driver comprising a generally T-shaped body having a barrel, a hollow plunger slidably reciprocable in the barrel, a rigid stem on the body extending centrally along the inside of the barrel into the hollow plunger, a spring biasing the plunger to ... | 05/30/1989 |
| 4778094 | Nail and dimpler driving apparatus for nailing gun A nail and dimpler driving apparatus for a nailing gun is provided having a barrel with a short hardened metal dimpler which slides longitudinally in the end of the barrel and comprises a hardened metal piston having a broadened face at its end extending ... | 10/18/1988 |
| 4775089 | Impact nailing and dimpling apparatus An impact nailing and dimpling apparatus is described. In the apparatus there is provided a dimple forming member and a number of valve members for causing the dimple forming member to be repetitively hammered for providing a dimple in a wallboard or othe... | 10/04/1988 |
| 4762261 | Riveting robot A computer aided riveting robot has a machine frame for movably mounting a work piece positioning support and riveting tool positioning carriers. A rectangular three-dimensional coordinate system is defined in the machine frame, whereby an x-y-plane (61) ... | 08/09/1988 |
| 4666074 | Impact nailing and dimpling apparatus An impact nailing and dimpling apparatus is described. In the apparatus there is provided a dimpler and valve assembly for automatically controlling the depth to which nails and dimples are set in a wallboard. A base member is also provided for orientatin... | 05/19/1987 |
| 4611739 | Sheetrock hammer attachment A sheetrock hammer attachment used in conjunction with a pneumatic hammer operator having a rear body portion and a forward body portion, the forward body portion comprising a threaded bore having its forward end surrounded by a smooth outer sleeve and th... | 09/16/1986 |
| 4610381 | Drywall tool A drywall tool provides tactile and audible feedback to the user, as a fastener is driven by frequent multiple blows, to indicate when the fastener is properly driven, and the drywall dimpled, without tearing the paper facing of the drywall. Dimpling appa... | 09/09/1986 |
| 4573623 | Dimpler apparatus for nail guns A dimpler apparatus for recessing nail heads in drywall panels and simultaneously dimpling the panels in the area of the recessed nail heads to expedite finishing of the panels, which includes a housing, a dimpler guide mounted on one end of the housing, ... | 03/04/1986 |
| 4566619 | Pneumatic fastener-driving tool and method A pneumatically operated fastener-driving tool, particularly adapted for nailing drywall to the framing of a building, includes a housing, a reciprocator assembly mounted within the housing, and a piston mechanism mounted within the reciprocating assembly... | 01/28/1986 |
| 4341336 | Dimpler attachment and improved fastener driving tool An improved dimpler attachment for use on gypsum wall board and the like for fastening on a fastener driving tool. The tool housing has a driving piston, pneumatic or other power means to reciprocate the piston and an elongated driver connected to the pis... | 07/27/1982 |
| 4187589 | Slotting fastener driving device This disclosure relates to a fastener driving device which produces a slot around a shank of the fastener as it is being driven. It is useful in a situation where a sheet material which is subject to expansion and contraction is to be fastened to a base a... | 02/12/1980 |
