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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 |
| 7260872 | Casket ornament attachment system and method A decorative ornament is attached to a casket having an ornament attachment plate. The ornament may be attached to corner member or other portion of the casket. Each ornament attachment plate has a pair of grooves including a straight groove and a curved groove for ... | 08/28/2007 |
| 7198438 | Drilling system with stationary work table A drilling system includes a stationary base table for supporting a work piece under process at a fixed position at a drilling spindle station. A drilling spindle carries and applies rotational force to a drilling tool. A compound overhead guiding system carries the... | 04/03/2007 |
| 7168900 | Total support with a collet chuck receiver A tool support for fixed or rotating tools embodied with a collet chuck receiver for a collet chuck for clamping a tool shaft from the direction of the tool side. The collet chuck receiver has a tapering bore for receiving a collet chuck and a coaxial screw thread a... | 01/30/2007 |
| 7140813 | Line boring machine An up modifier is provided which includes a bed, a modifier, a clamp, a modifier linkage system, a clamp linkage system, and a lever. The modifier is disposed below the bed and is vertically traversable thereunder. The clamp is disposed above the bed and is vertical... | 11/28/2006 |
| 6789984 | Process and apparatus for drilling holes in the shell of a cylinder Process and apparatus for drilling holes in a shell of a paper machine cylinder, which is in its operating position. The process includes fixing a drilling apparatus to a cylinder adjacent to the cylinder to be drilled, and substantially eliminating influences of me... | 09/14/2004 |
| 6745452 | Apparatus for assembling temporary road mats An apparatus for making temporary road mats characterized by multiple layers of mutually perpendicular elongated timbers having an array of vertical intersections aligned in lateral rows. The apparatus includes a pair of assembly tables spaced along an assembly line... | 06/08/2004 |
| 6361254 | Process and apparatus for drilling holes in the shell of a cylinder Process and apparatus for operating an apparatus to drill holes in the shell of a paper machine cylinder. The apparatus includes a stationary framework supportable on the paper machine, a feed frame that is radially movable along the stationary framework ... | 03/26/2002 |
| 6228007 | Machine tool for processing crankshafts The machine tool comprises a workpiece carrier (16) into which crankshafts (10, 10a) can be clamped one above the other in horizontal alignment. The workpiece carrier (16) is fixed to a turntable (15) on a horizontal slide (14) with the turntable being pi... | 05/08/2001 |
| 6099212 | Multi-head drilling machine for drilling shutter components A multi-head drilling machine, for use in particular in the simultaneous drilling of a plurality of side frame components for shutters, the drilling machine having a machine frame, a support carriage moveable along the frame, a transverse drilling head ba... | 08/08/2000 |
| 6039514 | Apparatus and method for drilling holes in dimensional lumber An apparatus for drilling holes in multiple pieces of lumber of uniform width and which is capable of processing more than one width is disclosed. The drill bits are arranged in rows and the spacing between drill bits differs from row to row so as to perm... | 03/21/2000 |
| 5442843 | Drilling machine for drilling holes in furniture parts A drilling machine for drilling securing holes for furniture fittings, for example hinges, includes a drive motor which drives drills by way of a multispindle drilling head with a drill gearing and a plurality of drilling spindles. A stop rule with adjust... | 08/22/1995 |
| 5090846 | Method and apparatus for drilling of holes into the mantle of a cylinder A method and apparatus for drilling holes into the mantle of a cylinder in a paper machine while the cylinder is in its place of operation in a paper machine is disclosed. After each cycle of drilling, a multi-spindle drilling machine is transferred along... | 02/25/1992 |
| 5085543 | Hinge/door drill This hand tool is a portable tool, to be used on a construction site to drill pilot holes for the standard 41/2" hinge used on doors in the majority of commercial buildings. It's light-weight, small and powered by any 3/8" drill motor. Base of tool is use... | 02/04/1992 |
| 5036574 | Multiple piercing apparatus and method A multiple piercing apparatus for piercing a workpiece having a plurality of reference marks defining the piercing locations. A plurality of adjustably movable piercing unit cases are opposedly arranged on opposite sides of a machine bed. A piercing eleme... | 08/06/1991 |
| 4913599 | Drill for flexographic plates and negatives A drill (10) for flexographic plates and negatives includes a table (15) movable in a Y direction under a drill bar (30), and a pin bar (25) movable in an X direction on the table so that negatives can be supported on the table, moved to an appropriate po... | 04/03/1990 |
| 4573835 | Machine for boring a plate workpiece A machine for boring a hole in a plate workpiece comprises a support, a lower clamp arm carried on this support and having an upper clamp surface adapted to support the workpiece, an upper clamp arm carried on the support and having a vertically displacea... | 03/04/1986 |
| 4408934 | Drilling machine A drilling machine for drilling a stack of paper, comprises a first movable member moving along directions to press the stack of paper and to remote from the stack of paper and elastically supporting a pressing plate, a second movable member supporting a ... | 10/11/1983 |
| 4400120 | Apparatus for removing temporary side terminals from batteries An apparatus for removing temporary side post terminals of at least one multi-celled battery case for lead acid automobile batteries is disclosed. The subject apparatus comprises a horizontal transversely reciprocating work station containing a plurality ... | 08/23/1983 |
| 4286902 | Self-colleting drill A self-colleting drill that includes a pair of parallel output shafts arranged to drive a pair of drill bits and means for retaining the work piece against a foot member of the drill so that the holes will be spaced therein in accordance with the spacing ... | 09/01/1981 |
| 4280775 | Hole drilling machine and work positioning system A system for controllably positioning printed circuit boards or the like for the automatic drilling of holes therein. A plurality of individual work positions is provided, together with corresponding work carrier plates having individual or groups of circ... | 07/28/1981 |
| 4215958 | Drilling machine A drilling machine for working on longer workpieces, such as steel profiles having a fixed, non-variable frame. The machine includes a horizontal machine underpart arranged transversely to the longitudinal axis of the workpiece, two vertical side parts at... | 08/05/1980 |
| 4198181 | Apparatus for drilling holes in "H" beams There is disclosed an apparatus for drilling holes in the web and a flange of an H-beam on opposite sides of the web, which comprises a framework having a first, fixedly mounted section and a second section which is mounted on the first section for guided... | 04/15/1980 |
| 3977804 | Multiple spindle drilling machine for wide flange beams A multiple spindle drilling machine can simultaneously drill a plurality of bores for inserting the rivets or the bolts through the web and a pair of flanges of wide flange beams which are used in building and construction by a first, second and third dri... | 08/31/1976 |
