Bizarre Patents
A helium-filled sun shade for protecting individuals engaged in outdoor activities.
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 |
| 8093984 | Installation switchgear An installation switching device includes a housing, a main contact point having an arc quenching chamber, an input terminal, an output terminal, an impact-style armature system configured to move the main contact point to an open position, a latching mechanism havi... | 01/10/2012 |
| 7356913 | Process for manufacturing a microsystem A process for making microswitches or microvalves, composed of a substrate and used for shifting between a first state of functioning and a second state of functioning by means of a bimetal-effect thermal sensor. The sensor includes a deformable element attached, at... | 04/15/2008 |
| 6812820 | Microsystem with element deformable by the action of heat-actuated device The invention concerns a microsystem, in particular for producing microswitches or microvalves, constituted on a substrate (50) and used for producing a shift between a first operating state and a second operating state by means of a heat actuated device with... | 11/02/2004 |
| 4502033 | Circuit control device A remotely controlled circuit control device has first and second load contact assemblies movable into circuit engagement and circuit disengagement positions relative to one another in which one load contact assembly is operatively connected to a solenoid... | 02/26/1985 |
| 4321573 | Tripping device for a thermal protection relay A tripping device for a thermal protection relay, particularly a bimetal relay, has a pivoted U-shaped support bracket for a tripping lever, can be adjusted by means of an adjusting dog, and acts on a set of contacts. The U-shaped support bracket has a cr... | 03/23/1982 |
| 4165502 | Current limiter assembly for a circuit breaker The following specification describes a bimetal in the limiter assembly of a circuit breaker to operate the trip crossbar for opening the main circuit breaker contacts. An arm is also provided on one blade of the current limiter contacts to also operate t... | 08/21/1979 |
| 4147999 | Circuit breaker A circuit breaker having a magnetic trip mechanism pivotally mounted on the bimetal actuating assembly. First and second flanges extend from the bimetal element and respectively include first and second co-axially aligned apertures. A magnetic trip arm is... | 04/03/1979 |
| 4069464 | Bimetal overload relay A U-shaped heater unit is surrounded by a U-shaped bimetal, the legs of which move in response to temperature variations. The motion of the bimetal is conveyed through a wall by a slidable pin which acts to rotate an L-shaped compensator element. This rot... | 01/17/1978 |
| 4047140 | Thermal overload relay A thermal overload relay characterized by a plurality of pole units, stationary and movable contacts, a slide within the housing for moving the movable contact between open and closed positions, a movable contact mounting arm on the slide, latch means on ... | 09/06/1977 |
| 4032876 | Ambient-compensated circuit breaker An ambient-compensated, current-actuated circuit breaker, adapted to be miniaturized. In one embodiment, the device has a movable spring arm with contact portion mounted on a base; a plural-legged, current sensitive monometallic element is mounted on the ... | 06/28/1977 |
| 4023131 | Electric circuit breaker with ambient temperature compensating means Electric circuit breaker alternately providing overcurrent and/or over temperature protection by means of temperature responsive bimetal elements, whereby an increase in pressure as between electrical contacts is effected as the temperature may be increas... | 05/10/1977 |
| 3997857 | Integral magnetic trip and latch for a circuit interrupter A circuit interrupter having a magnetic trip element which is integral with the latch. The disclosed circuit interrupter is provided with a bimetal and a magnetic trip element directly connected to the latch of the circuit interrupter which is drawn towar... | 12/14/1976 |
| 3975702 | Circuit breaker A circuit breaker has a contact member with a pair of arms which extend from the member in spaced side-by-side relation. The contact member also has a thermostatic portion which moves in response to an increase in temperature to move the distal ends of th... | 08/17/1976 |
