Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 7392856 | Rotating drum variable depth sampler A sampling device for collecting depth-specific samples in silt, sludge and granular media has three chambers separated by a pair of iris valves. Rotation of the middle chamber closes the valves and isolates a sample in a middle chamber. ... | 07/01/2008 |
| 7121356 | Tools and methods for retrieving buried coins and other treasure A “sod saver” tool for digging to acquire an object buried in the ground, and a non-metallic scraping tool utilized when carefully examining the soil. The sod saver tool includes a main cylindrical body rotated about its longitudinal axis for digging a substanti... | 10/17/2006 |
| 6644424 | Core barrel The invention concerns a core barrel, in particular for oil exploration, comprising a string, an external tube (2) fixed at the front end of the string, a core bit mounted on a front section (3A) of the external tube, and an internal tube assembly (8) mou... | 11/11/2003 |
| 6550549 | Core break-off mechanism A mechanism for breaking off and retaining a core sample of a drill drilled into a ground substrate has an outer drill tube and an inner core break-off tube sleeved inside the drill tube. The break-off tube breaks off and retains the core sample by a vary... | 04/22/2003 |
| 6360829 | Soil sampling device The soil sampler of this invention is mounted on a wheeled vehicle and includes a frame having a pivotal mast which is movable between an upright position and a horizontally disposed position. An elongated, hollow soil probe is longitudinally movably moun... | 03/26/2002 |
| 5957221 | Downhole core sampling and testing apparatus A coring apparatus permitting the taking of a non-rotating core sample and testing of same, as by NMR, prior to breakage and ejection from the apparatus. A core barrel is suspended from a rotating outer sleeve by one or more bearing assemblies which permi... | 09/28/1999 |
| 4694916 | Continuous coring drill bit A continuous coring drill bit having a body forming external lands for support of cutting elements such as industrial diamonds and grooves for conducting drilling fluid during drilling. The body further forms an internal cavity receiving a tubular core br... | 09/22/1987 |
