Famous Patents
Pong, the Atari creation that launched the computer game craze, came with these instructions: "Avoid missing ball for high score."
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 6651754 | Apparatus for moving earth boring machines Apparatus for moving an earth boring machine along a track includes a module which is releasably connected as a unit to the earth boring machine. The module includes a support plate releasably connected to the earth boring machine.... | 11/25/2003 |
| 6105595 | Method, system, and apparatus for automatically preventing or allowing flow of a fluid An automatic fluid valve (25) includes a drive member (32) having an aperture (43) and a driven member (54). The automatic fluid valve (25) also includes at least one torque transfer member (38) for transferring torque from the drive member (37) to the dr... | 08/22/2000 |
| 5778988 | Drilling apparatus Drilling apparatus which comprises support structure mounted guide tracks which extend in a drilling direction. A rotating and pushing unit is mounted on said guide tracks for movement in the drilling direction. The apparatus is provided with a series of ... | 07/14/1998 |
| 5228525 | Adaptor for earth boring machine An adaptor assembly for an earth boring machine includes a thrust bearing housing removably attachable to the bulkhead plate of an earth boring machine surrounding the torque hub flange. A rear drive flange is attached to the torque hub and a front drive ... | 07/20/1993 |
| 4977967 | Steering and lubricating apparatus for portable earth boring machine with steering head A combined steering and lubricating apparatus for use with earth boring apparatus includes a casing extension pivotally attached to one end of a casing section and controlled by an elongate tube which is movable along an axis parallel to the axis of the c... | 12/18/1990 |
| 4681490 | Retraction apparatus for automatic feed drills or the like The automatic feed drill includes a spindle mounted therein for rotating in reciprocating movement. The spindle is rotated by spindle rotation gear that is engaged with the main drive gear which is ultimately driven by an air motor or the like. The feed a... | 07/21/1987 |
| 4592681 | Retraction apparatus for automatic feed drills or the like The automatic feed drill includes a spindle mounted therein for rotating in reciprocating movement. The spindle is rotated by spindle rotation gear that is engaged with the main drive gear which is ultimately driven by an air motor or the like. The feed a... | 06/03/1986 |
| 4591299 | Rapid feed apparatus for automatic feed drills or the like The automatic feed drill includes a spindle mounted therein for rotating and reciprocating movement. The spindle is rotated by a spindle rotation gear that is engaged with the main drive gear which is ultimately driven by an air motor or the like. The fee... | 05/27/1986 |
