Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 7003935 | Mower with integrated occupant presence and independent drive and brake lockout Disclosed is a lawn mower device having a drive configured to rotate a shaft in a first and second direction. A drive wheel is coupled to the shaft and is coupled to a driven wheel by a drive belt. A tensioning system is shown coupled to the drive belt. The tensioni... | 02/28/2006 |
| 6165087 | Figure-eight shaped drive belt A figure-eight shaped drive belt for use within a pulley system, including a drive belt having a preformed figure-eight configuration. The figure-eight configuration includes a first circular-shaped loop and a second circular-shaped loop, such that the fi... | 12/26/2000 |
| 5387052 | Drive mechanism for a vibratory compactor A vibratory compactor includes a frame which carries a soil compacting plate, and a drive mechanism such as a gasoline engine, is mounted on the frame and has a rotatable drive shaft. A pair of eccentricly weighted shafts are mounted for rotation on the f... | 02/07/1995 |
| 5125488 | Drive assembly having dual neutrality control A vehicle drive assembly includes a rotating shaft driven by an endless belt which engages and travels about forward and reverse pulleys attached to the shaft and also about an idler pulley which indirectly enables rotation of the forward and reverse pull... | 06/30/1992 |
| 4743220 | Reversible drive A reversible drive having a flexible endless belt driven in one direction, a first pair of inside and outside pulleys drivingly engaged by the belt and respectively connected coaxially to an inside drive roller and an outside roller which are engageable a... | 05/10/1988 |
