Quotables
"The radio craze will die out in time."
Thomas Edison ; 1922
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 |
| 7261242 | Sound insulation for electric relay An electric unit, such as a room thermostat has a circuit board and an electromechanical switch mounted to the circuit board. The circuit board and the electromechanical switch are housed in a casing. The casing is filled with a sound insulation material with the el... | 08/28/2007 |
| 7083530 | Golf club head An iron-type golf club head is disclosed that comprises a striking face, a heel, a toe and a sole bar, wherein a recess is formed in the sole bar. A cartridge comprised of a first material at least partially disposed the sole recess, and at least one pin, comprised ... | 08/01/2006 |
| 6097275 | Motor starting and protecting apparatus A motor starting device (1) has a thermostatic element (14) of a first switch circuit (11), a first resistive heater (13) serially connected to the first switch circuit, a thermostatic element (22) of a second switch circuit (21) and a second resistive he... | 08/01/2000 |
| 5320162 | Single pole double throw thermostat for narrow range temperature regulation A thermostat is disclosed having a bimetallic strip actuating a single pole, double throw switch, one throw to sense temperatures below the lower limit of a set point range and the other throw to sense temperatures above the upper limit of the set point r... | 06/14/1994 |
| 4641013 | Dual stage thermostat and electric space heating system A dual stage thermostat for an electrical space heating system in which there are two microswitches connected in parallel and operated by a common bimetallic strip. The first switch when closed connects a heating element to a power supply through a diode ... | 02/03/1987 |
| 4633211 | Electrical switch construction and method of making the same A switch construction having a support carrying a pair of spaced apart first and second fixed contacts and a movable switch blade unit carrying a contact unit for being disposed in contact with the first fixed contact and out of contact with the second fi... | 12/30/1986 |
| 4587508 | Bimetal switch assembly A bimetal circuit breaker switch assembly has two parallel, side-by-side arranged snap switches associated with two circuits independent from one another, a plate-like bimetal element which is, at its arcuately moving free end, operatively connected with ... | 05/06/1986 |
| 4560972 | Housing for evaporative cooler control device A switch housing for a control device which includes both automatically thermally operable and manually operable switches. The housing is adapted to be positioned on a wall or other surface and can be secured to a single or double electrical junction wall... | 12/24/1985 |
| 4488138 | Three-stage temperature switch, preferably for a hot water heater A three-stage temperature switch, preferably for hot water heaters, having regulator contacts in the 1- and 2-branches of the switch, wherein the operating thermostat and the safety thermostat are connected to the casing of the three-stage switch for, res... | 12/11/1984 |
| 4429296 | Thermostat construction having a one-piece V-shaped lead and method of making the same A thermostat construction is provided and has a one-piece lead provided with an intermediate portion that has a substantially U-shaped cross-sectional configuration defined by a cross member and a pair of substantially parallel spaced apart legs extending... | 01/31/1984 |
| 4365228 | Thermostat construction having a one piece plunger with a wing-like section and method of making the same A thermostat construction having a one-piece plunger provided with a wing-like section that is engageable with a switchblade on opposite sides of an opening thereof and through which a post means of the wing-like section extends so as to bear against a te... | 12/21/1982 |
| 4112406 | Duplex thermostat A thermostat is provided for controlling a heating apparatus having two individually actuatable heating elements in order to more accurately control the heat output of the apparatus. The thermostat is designed such that at environment of temperatures belo... | 09/05/1978 |
| 4109225 | Temperature regulator and safety thermostat A temperature regulator and safety thermostat assembly includes a heat conducting base plate which forms part of the safety thermostat and which has an extension projecting beyond the safety thermostat. A rivet passes through the extension for holding tog... | 08/22/1978 |
| 3973727 | Thermostatically controlled safety device for oil burners This invention is comprised of a thermostatically controlled safety circuit and device used in conventional hot air oil burning furnaces which automatically turns the oil burner off when the temperature of the room heated by the furnace becomes abnormally... | 08/10/1976 |
