Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 7191889 | Remote controlled swing auger system A remote controlled swing auger system for efficiently manipulating a position of a swing auger. The remote controlled swing auger system includes a swing auger connectable to a main auger, a swing hopper connected to the swing auger, a plurality of front wheels and... | 03/20/2007 |
| 7168554 | Grain cart and auger construction A folding auger assembly. The auger assembly includes at least one auger housing configured to receive at least one driveshaft. The auger assembly further includes flighting connected to each driveshaft, a lower drive assembly configured to operatively couple the dr... | 01/30/2007 |
| 7093707 | Grain harvester multi-angular inclined delivery conveyor and drive A grain delivery conveyor for a grain tank of an agricultural combine includes a first gear box including a first input connectable in rotatably driven relation to a rotatable power source for rotation about a first axis, and a first output rotatable about a second ... | 08/22/2006 |
| 6948902 | Carrier wheel assembly for sweep auger A carrier wheel assembly for supporting a sweep auger at intermediate positions having a first wheel that is rotatably mounted to the shaft of the auger and extends rearwardly through a slot and secured to the backboard of the auger, and having a rearward wheel rota... | 09/27/2005 |
| 5875882 | Auger drive and method of driving an auger A drive (D) for an auger conveyor (FC) is disclosed where the auger conveyor comprises a conveyor conduit (11) and a centerless helical coil auger (15) disposed within the conduit. The auger has a longitudinal axis and a plurality of spaced, helical fligh... | 03/02/1999 |
| 5492217 | Center drive portable auger A center drive portable auger system for transporting particulate material. The auger includes an auger tube having a feed end and a discharge end, an auger drive shaft within the auger tube, and an auger flighting mounted to the auger drive shaft for tra... | 02/20/1996 |
| 5335792 | Grain separator A grain separator is disclosed comprising a plurality of operatively connected grain separator units and a grain inlet for feeding grain into the separator, wherein the grain is separated . The grain separator also has an outlet for dispensing the grain a... | 08/09/1994 |
| 5184715 | Mechanical drive for dual conveyor system There is provided by the present invention a mechanical drive system for driving first and second screw conveyors from a single power source. This system includes a primary drive providing power to the first conveyor from the power source and a secondary ... | 02/09/1993 |
| 5129502 | Helical snake A self-propelled conveyor includes a number of auger sections each section including at least one spiral mounted on a shaft, a housing surrounding the spiral and having two end terminations, and structure for driving of one spiral by driving an adjacent s... | 07/14/1992 |
| 5094334 | Mechanically driven auger system An auger system comprises a main auger with a longitudinal auger flight extending from a container at the bottom of the main auger to a discharge spout at the top of the main auger. The lower end of the main auger is connected by a hitch member to a tract... | 03/10/1992 |
| 5087101 | Power spiral conveyor section and method A spiral conveyor section assembly for a mining machine includes a spiral conveyor mounted by a shaft for rotation about an axis, the shaft having first and second free ends each adapted to be connected to another shaft. A motor, gearing, and like power d... | 02/11/1992 |
| 4572356 | Safety clutch and quick release assembly for grain augers and the like The device includes an actuating lever adjacent the intake end so that the intake end portion of the auger can be disengaged from the main auger flight if desired. A remote actuating lever is situated adjacent the discharge end of the auger tube operative... | 02/25/1986 |
| 4313705 | Unloader for storage bins A device for unloading particulate material from circular storage bins having central discharge sumps. The device includes two augers extending radially in diametric opposition from a vertical pivot axis adjacent the discharge sump. The augers are powered... | 02/02/1982 |