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 |
| 7335031 | Actuator An actuator includes a lower housing member, an upper housing member ached to the lower one, and a cover member. Inside the lower housing member are arranged a driving source, a power-transmitting mechanism configured for transmitting a driving powder of the driving... | 02/26/2008 |
| 7195178 | Cooling ceiling The invention concerns a cooling ceiling installation with at least one heat exchanger, a valve, which controls the flow of a heat transfer medium through the heat exchanger and a mechanical control device, and a monitoring device. It is endeavored to provide a simp... | 03/27/2007 |
| 7070117 | Feedback apparatus for air-conditioning actuator for vehicle A feedback apparatus for a vehicle air-conditioning actuator is provided. The feedback apparatus includes a cover plate including a thin plate resistor formed on the bottom thereof, a small case combined with the cover plate, including an assembly protruding portion... | 07/04/2006 |
| 6617815 | Fan control circuit The invention relates to a motor control circuit for a computer system fan motor, comprising a temperature sensor, a sensor amplifier, a fan command for applying a voltage to the fan motor according to the output of the sensor amplifier, and feedback cont... | 09/09/2003 |
| 6456023 | Method and apparatus to control a variable speed motor A method for controlling an electronically commutated motor (ECM) using an air moving system including a controller and an interface board, the interface board electrically coupled to the controller. The ECM electrically coupled to the interface board. Th... | 09/24/2002 |
| 6152375 | Remote control thermostat system for controlling electric devices A remote control thermostat system for controlling electric devices for remotely controlling electric heating and cooling devices for regulating temperatures inside a structure. The remote control thermostat system for controlling electric devices include... | 11/28/2000 |
| 4005726 | Thermomagnetic valve A hot fluid is directed through a valved conduit inlet. Downstream of the inlet, the conduit divides into a pair of outlets through which the hot fluid flows. The flow through the outlets is controlled by a pair of vertically oriented valves linked togeth... | 02/01/1977 |
