Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7585206 | Spool to spool continuous through feed system A grinding machine has a machine bed, a first spool and a second spool mounted on the machine bed. The spools are capable of storing stock to be ground and are rotatable in a coordinated manner. A grinding wheel is mounted on the machine bed. The first spool is capa... | 09/08/2009 |
| 7367868 | Centerless grinder A centerless grinder for grinding an elongated workpiece includes a grinding wheel having a working surface with a plurality of raised areas extending circumferentially around at least a portion of the working surface. A platform is provided having an elongated top ... | 05/06/2008 |
| 7147542 | Centerless grinder A centerless grinder for grinding an elongated workpiece includes a grinding wheel having a working surface with a plurality of raised areas extending circumferentially around at least a portion of the working surface. A platform is provided having an elongated top ... | 12/12/2006 |
| 6312314 | Guidewire position locator A guidewire position locator and a centerless grinder assembly including a guidewire position locator are disclosed. The guidewire position locator includes a plurality of optical sensors closely arranged to accurately detect the position of an elongate w... | 11/06/2001 |
| 6227938 | Guidewire position locator A guidewire position locator and a centerless grinder assembly including a guidewire position locator are disclosed. The guidewire position locator includes a plurality of optical sensors closely arranged to accurately detect the position of an elongate w... | 05/08/2001 |
| 6144892 | Gauging system A gauging system is disclosed. The gauging system is adapted to determine the dimensions of an elongate workpiece. A movement assembly is provided for effecting relative longitudinal movement between the gauging device and the elongate workpiece so that t... | 11/07/2000 |
| 5746644 | Centerless grinder assembly and method of operating the same A centerless grinder assembly for machining elongate workpieces and method of operating same are disclosed. The centerless grinder comprises a work wheel for removing stock from an associated workpiece, a regulating wheel arranged to cooperate with the wo... | 05/05/1998 |
| 5674106 | Centerless grinder assembly and method of operating the same A centerless grinder assembly for machining elongate workpieces is disclosed. The centerless grinder comprises a work wheel for removing stock from an associated workpiece, a regulating wheel arranged to cooperate with the work wheel in removing the stock... | 10/07/1997 |
