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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 |
| 7975834 | Bearing mount for a worm guide bar A device for transferring sausage-shaped products, carried out of a clipping machine and provided with loop-shaped suspension elements, to a product receiving element, said device containing: a guide bar along which the suspension elements can be guided in the direc... | 07/12/2011 |
| 7314131 | Elevating conveyor An elevating conveyor for flowable material comprises an inlet (14) and an outlet (20) at opposite ends of a tubular barrel (1) surrounding a helical elevating member (2). Elevating member (2) is restrained against rotation about a... | 01/01/2008 |
| 6722490 | Hanger bearing for use with an auger type poultry chiller A hanger bearing assembly for use in an auger type poultry chiller, the poultry chiller has an auger with a first flight and a second flight both secured to an auger shaft, the first flight having a first flange plate and the second flight having a second flange pat... | 04/20/2004 |
| 5222591 | Rotary pipe and fixed channel auger with intermediate outer supporting elements A rotary pipe and fixed channel auger with intermediate outer supporting elements includes alternated portions of a rotary spiral, within the fixed outer channel and, respectively, of a fixed spiral clamped within an outer pipe which turns rigidly therewi... | 06/29/1993 |
| 5092453 | Helical conveyor An apparatus for displacing material includes a transport thread composed of a central thread spiral and an outer thread. The outer thread spiral is fixed to one of the radially directed defining surfaces of the central thread spiral. The central thread s... | 03/03/1992 |
| 5085313 | Seal assembly A seal assembly 74 used between two members 42, 45 which are capable of relative movement is disclosed. Various construction details are developed which enable the seal assembly to accommodate other movement in a direction perpendicular to the direction o... | 02/04/1992 |
| 5073082 | Hydraulic screw pump In a hydraulic screw pump, a sealing element for the peripheral edge of the rotary screw. The sealing element is formed with a channel along its length to fit over this edge of the rotary screw. The channel may be varied in depth to adjust the gap between... | 12/17/1991 |
