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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 |
| 6979153 | Deep-grooving insert having stepped cutting edge A deep-grooving chip-forming cutting insert includes a rear mounting portion, a front cutting portion, and a pair of side walls, each side wall extending along the front and rear portions. The front cutting portion includes a front end surface, a top surface, and a ... | 12/27/2005 |
| 6477930 | Jogger member, system and method for mounting jogger members and female and male blanking dies provided therewith A female blanking die for a die cutting machine for die cutting and/or blanking a carton blank, as well as a male blanking die/female blanking die combination, and methods of producing them, and elements constituting essential integers thereof, are all pr... | 11/12/2002 |
| 6053085 | Ribbon separation tool and method for separating an optical fiber ribbon A ribbon separation tool (10) for separating optical fiber ribbons (C1,C2,C3) into subsets of optical fibers. Ribbon separation tool (10) includes a stationary shearing device (27), and a moveable shearing device (17), the moveable shearing device (17) is... | 04/25/2000 |
| 5697275 | Slicing station, with shear edge member, for a food loaf slicing machine A slicing station for a high speed food loaf slicing machine that slices one, two, or more food loaves simultaneously using one cyclically driven knife blade; the slices are stacked or shingled in groups on a receiving conveyor located below the slicing s... | 12/16/1997 |
| 5387305 | Method for producing a theroelectrically weldable zone in a thermoplastic material The process for the production of a thermoelectrically weldable zone in thermoplastic materials is significantly improved by the true-to-size, air-free embedding of the heating conductor at a clearly defined depth below the joining surface. For this purpo... | 02/07/1995 |
| 5337639 | Outfeed lifter ramp for blanking boxes and other die-cut paper products The present invention contemplates an outfeed lift ramp (24) for use with a male (19) and female (18) combination of blanking dies for separating a diecut paper box blank (21) from an attendant web portion (20). Outfeed lift ramp (24) is appended to the l... | 08/16/1994 |
| 4909109 | Shear assembly for shearing sheet metal A sheet metal shear assembly including a pair of shear elements supported at a fixed angle relative to one another to define a shear nip point. The shear elements are supported by jaw-like support members having outer ends which are spaced from one anothe... | 03/20/1990 |
| 4779504 | Device for fancy cutting melons and the like A device for effecting continuous annular fancy cuts such as serrations around melons and the like comprises an elongated substantially linear base and support member having a trough-like cross section. A flat central portion of the base and support membe... | 10/25/1988 |
| 4635437 | Chain punch A device for punching holes in a surveyor's chain and in metal pieces used for repairing the chain and for riveting together the punched chain and metal pieces comprising an elongated vertical housing having an elongated vertically oriented opening extend... | 01/13/1987 |
| 4633743 | Notcher with improved waste chip removal means A notcher includes a die having a die bore and a notching cutter received in the die bore. The die bore is connected to a suction device, and the notching cutter is formed with an air hole which opens to the atmospheric air and is communicated with the di... | 01/06/1987 |
| 4581825 | Chain punch A device for punching holes in a surveyor's chain and in metal pieces used for repairing the chain and for riveting together the punched chain and metal pieces comprising an elongated vertical housing having an elongated vertically oriented opening extend... | 04/15/1986 |
| 4493236 | Mailing machine tape knife A device for cutting roll tape, including a frame, a serrated rotary blade pivotably mounted in the frame, the rotary blade having a plurality of cutting teeth formed by grooves running perpendicular to the axis of the rotary blade and a flat surface cut ... | 01/15/1985 |
| 4428263 | Food loaf slicing machine A high volume food load slicing machine comprising a pair of loaf feed belt conveyors that continuously advance a food loaf along a downwardly inclined path through a collar into a slicing station at which a rotating and orbiting knife slices the load inc... | 01/31/1984 |
| 4292872 | Apparatus for perforating hollow cylinders Hollow cylinders of relatively rigidized paper are perforated in closely spaced circularly extending, axially spaced rows by perforating adjacent ones of the rows from opposite sides on the cylinders. Apparatus for perforating the cylinders uses a fixed r... | 10/06/1981 |
| 4158315 | Track guided carriage unit A track guided carriage unit for selectively supporting a variety of work performing devices, tools and the like for movement along a predetermined working path, in which a supporting platform has spring loaded wheels that are releasably clamped by a manu... | 06/19/1979 |
| 4147082 | Adjustable stock guide A longitudinally adjustable stock guide is provided for installation between the entrance end of the bottom die support of a stamping or punch press and the adjacent side of the press. The guide includes upper and lower rows of horizontal rigid arms, with... | 04/03/1979 |
| 3991641 | Piercing apparatus Apparatus for piercing an arcuate workpiece includes a frame, an index table rotatably mounted on the frame, the workpiece being mounted to the index table, and piercing apparatus horizontally adjustable on the frame with respect to the index table. The p... | 11/16/1976 |
| 3983772 | Cutting machine The disclosure relates to a cutting machine and more particularly to a cutting machine for cutting off short lengths of elongated material such as circular in cross section wire-like or tubular elements and more particularly to material commonly known as ... | 10/05/1976 |
