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"Everyone acquainted with the subject will recognize it as a conspicuous failure."
Henry Morton, president of the Stevens Institute of Technology ; Said in 1880 about the light bulb
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| Number | Title | Issue Date |
| 7218200 | Manual-reset thermostat A movable operating member 5 is swingably borne by the base 1, and its distal end is moved upward by allowing its proximal end 5b to be pressed downward. The movable contact 3 is separated from the stationary contact 2 upwar... | 05/15/2007 |
| 4281307 | Thermal cut-off fuse A thermal cut-off fuse of a self-restoring type, which breaks the electric continuity between a pair of lead wires in response to melting and voluminal expansion of a temperature-sensitive member upon rise of the ambient temperature to a prescribed temper... | 07/28/1981 |
| 4268813 | Resettable thermal cut-off switch A pair of conductors in an electric switch are kept in electrical contact by a wire gripped between the conductors and a base against which the conductors are biased. A pedestal of meltable material in a well, covered by a resilient sheet, supports the ba... | 05/19/1981 |
| 4192980 | Automatic re-set pressure switch If the pressure switch pre-loading cam has been set for a level above medium the pressure switch is returned to medium after completion of the wash cycle by momentary energization of the solenoid to unlatch the slider from the lobed cam. The slider carrie... | 03/11/1980 |
| 3973233 | Circuit interrupter A circuit interrupter has a pair of contacts, a self-restoring type current limiting element and a first electromagnetic trip device serially interconnected. The current limiting element is connected across a parallel connected resistor and a second elect... | 08/03/1976 |
