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| Number | Title | Issue Date |
| 7324876 | System for remotely controlling energy distribution at local sites A power management system and associated method includes provision of local wireless energy control units at remote sites for controlling power delivery to customer loads, and a central station with a wireless transmitter for broadcasting commands to the wireless en... | 01/29/2008 |
| 7317375 | Adjustable safety switch A switch device includes a body with a switch member pivotably engaged with a top opening of the body and a first terminal and a second terminal respectively extend through two slots in a bottom of the body. A connection member is fixedly connected to an inside of t... | 01/08/2008 |
| 7312687 | Protective switch for protecting a circuit A protective switch for protecting a circuit includes an operating element or rocker switch, contact connections projecting from a housing, a contact spring electrically connected to a first contact connection and having a free end covering a second contact connecti... | 12/25/2007 |
| 7304560 | Safety switches A safety switch includes a switch member and a push rod is pivotably connected to an inside of the switch member. A biasing member pushes the push rod toward a stop rod extending from the inside of the switch member. A bi-metallic contact plate has a first end fixed... | 12/04/2007 |
| 7283031 | Circuit breaker A breaker has a first conducting strip and a second conducting strip respectively mounted on a lower end of a shell; a first terminal mounted on the second conducting strip; a bimetal strip securely provided on a first conducting strip; a second terminal mounted on ... | 10/16/2007 |
| 7265652 | Controllable electronic switch A controllable electronic switch for, e.g., controlling power distribution comprises a deformable member such as a bimetal arm that can be deformed to break an electrical path. The deformable member may be anchored at one end and in controllable contact with an elec... | 09/04/2007 |
| 7248140 | Adjustable safety switch A switch device includes a body with switch pivotably connected to a top thereof and two terminals extend through an underside of the body. A first contact point is connected to one of the terminals and a bi-metallic plate has a first end fixed to the other terminal... | 07/24/2007 |
| 7236082 | Circuit breaker structure An improved structure of a circuit breaker is provided which comprises a housing, a rocker-switch, a push-shaft, a pull-shaft, a bimetallic strip, and other parts. There are three terminals under the rocker-switch inside the housing. A bimetallic strip embedded in a... | 06/26/2007 |
| 7230516 | Circuit breaker A circuit breaker includes a body having a neck member integrally connected thereto. A flange extends from an inner periphery of the neck member and a recess is defined in an inner periphery of the flange. Two terminals are connected to the body and a bi-metallic pl... | 06/12/2007 |
| 6965292 | Isolation cap and bushing for circuit breaker rotor assembly An electrically isolated rotor assembly for a cassette assembly of a circuit breaker includes a rotor having a first side and an opposing second side, a first isolation cap disposed on the first side, a second isolation cap disposed on the second side. Each isolatio... | 11/15/2005 |
| 4922220 | Adjustable circuit breaker thermal trip unit Apparatus for adjusting the calibration of a thermal trip unit which is to be used in conjunction with an electrical circuit breaker. A rotatable knob is provided which adjusts the trip unit to between one hundred percent of the rating of the circuit brea... | 05/01/1990 |
| 4806897 | Overload relay having adaptive differential mechanism In a plural phase overload relay, a pivot lever (12) is mounted to the ambient compensator deflector (9), and a second pivot lever (34) is mounted to both driver and follower slide bars (36 and 38) and driven thereby to engage and pivot the first lever on... | 02/21/1989 |
| 4748428 | Multi-pole circuit interrupter A multi-pole circuit interrupter having a first pole unit provided with an operating mechanism and a second pole unit provided with no operating mechanism. Each of the pole units comprises a movable contact, a stationary contact, and a contact arm assembl... | 05/31/1988 |
| 4475098 | Method of manufacturing a multi-phase thermal circuit breaker and multi-phase thermal circuit breaker produced thereby Each bimetallic element is associated with one phase and is attached with one end thereof to a metallic support mounted at a wall of a housing. Each support comprises two supporting surfaces or faces lying in a plane which extends at right angles to the b... | 10/02/1984 |
| 4258349 | Double-pole rocker switch with thermal protection A double-pole rocker switch with thermal overload protection is constructed as a fully functional sub-assembly which may be tested and adjusted prior to insertion in a tubular housing. The sub-assembly is held in the housing by releasable locks for subseq... | 03/24/1981 |
| 4110719 | Three phase circuit breaker The disclosure relates to a three phase aircraft circuit breaker in which a single push-pull manual operator controls a single mechanical latch for the three poles. Slidable contact carriers in each of the phases are controlled by thermally actuated latch... | 08/29/1978 |
| 4096465 | Electrical overload switching relay An overload switching relay for a multi-phase electricity supply responds to the value of the currents in the individual phases and actuates a contact-breaking switch in the event of either (i) the mean value of the currents on all phases exceeding a firs... | 06/20/1978 |
| 4024487 | Multipole excess current switch A multipole excess current switch composed of a plurality of single pole excess current switches each arranged to be placed in series in a respective circuit to be protected, each single pole switch including a U-shaped bimetallic member connected to cond... | 05/17/1977 |
| 3990028 | Multiple circuit thermal circuit breakers A multiple circuit thermal circuit breaker comprises a plurality of single circuit breakers which are contained in a housing. A single manually operable control is provided to effect resetting of all the circuit breakers and each circuit breaker includes ... | 11/02/1976 |
