Patents
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
03/1987
03/31/1987US4654617 Magnetic circuit control apparatus
03/31/1987US4654614 Current limiting solenoid operated circuit breaker
03/26/1987DE3533431A1 Counter preliminary miniature circuit breaker
03/24/1987US4652975 Mounting arrangement for circuit breaker current sensing transformers
03/24/1987US4652867 Circuit breaker indicator
03/18/1987EP0214813A2 Circuit breaker with interface flux shunt trip
03/18/1987EP0214502A2 Switch mechanism for an electric circuit breaker
03/17/1987US4650944 Molded case circuit breaker with an improved operating mechanism having a pivot-transfer trip-free linkage
03/17/1987US4650937 Automatic protection switch with visible disconnecting action and manual resetting
03/17/1987US4650272 Circuit breaker line terminal screw retainer
03/12/1987DE3531051A1 Residual current device
03/11/1987EP0213979A1 Magnetothermal release mechanism associated with the mechanism of a miniature circuit breaker with an insulating casing
03/11/1987EP0213270A1 Adjustable bimetallic trip device
03/10/1987US4649358 Reset mechanism for a rotary switch
02/1987
02/26/1987WO1987001237A1 Remote control circuit breaker
02/26/1987WO1987001231A1 Magnetically actuated illuminating warning device for circuit breakers
02/25/1987EP0211282A1 Excess current protective circuit breaker
02/24/1987CA1218399A1 Operating mechanism of a low voltage electric circuit breaker
02/19/1987DE3528470A1 Residual current device
02/18/1987CN86105837A Molded case circuit breaker with an improved contoured cradle
02/18/1987CN86105823A Molded case circuit breaker with combined position indicator and handle barrier
02/18/1987CN86105814A Molded case circuit breaker with an improved operating mechanism having pivot-transfer trip-free linkage
02/17/1987US4644312 Circuit breaker
02/17/1987US4644309 High speed contact driver for circuit interruption device
02/17/1987US4644307 Current limiting type circuit breaker
02/17/1987US4644181 Automatic locking device for linkages subjected to undesirable mechanical stresses, applicable in particular to electrical switches
02/17/1987US4644179 Electronically controlled electromagnetic safety battery cut-out for transport of dangerous or other materials
02/17/1987US4644122 Molded case circuit breaker with combined position indicator and handle barrier
02/17/1987US4644114 Assembly for coupling switch handles
02/17/1987CA1218139A1 Mechanical fastening device for assembling electrical equipment modules
02/10/1987US4642598 Adjusting device for thermal overload relay
02/10/1987US4642597 Overcurrent relay
02/10/1987US4642430 Molded case circuit breaker with an improved contoured cradle
02/04/1987CN85105356A Relay with current transformer
02/03/1987US4641217 Two pole ground fault circuit breaker
02/03/1987US4641216 Signal processor module for ground fault circuit breaker
02/03/1987US4641117 Combined accessory and trip actuator unit for electronic circuit breakers
02/03/1987US4641001 Circuit interrupter
02/03/1987CA1217525A1 Insulated latch-cradle mechanism
01/1987
01/29/1987DE3526336A1 Two-pole protection circuit breaker having a mechanical safety trip device
01/29/1987DE3526226A1 Line-protection device
01/28/1987EP0209832A2 Push button operated excess current protective circuit breaker
01/27/1987US4639701 Circuit breaker with interface flux shunt trip
01/27/1987US4639700 Circuit interrupter with shock resistant mechanism
01/27/1987US4639561 Mechanical time delay mechanism
01/22/1987DE3524813A1 Load interrupter switch
01/21/1987EP0209433A1 Mobile contacts support, in particular for a protection circuit breaker
01/21/1987EP0209057A2 Combined position indicator and handle barrier in molded case circuit breaker
01/21/1987EP0209055A2 Molded case circuit breaker with an improved operating mechanism having a pivot-transfer trip-free linkage
01/21/1987EP0209054A2 Molded case circuit breaker
01/20/1987US4638133 Rotary switch assembly
01/14/1987EP0208614A1 Current limiter provided with a visual indicator element
01/14/1987EP0208613A1 Protection switch with interconnected poles
01/14/1987EP0208295A2 Current limiting circuit breaker with arc commutating structure
01/14/1987EP0208292A2 Circuit breaker
01/14/1987EP0208176A1 Circuit breaker
01/14/1987CN86104588A Current limiting circuit breaker with arc commutating structure
01/13/1987US4636764 Automatic sectionalizer
01/13/1987US4636760 Low voltage circuit breaker with remote switching function
01/07/1987EP0110929B1 Sectionaliser
01/06/1987US4635020 Thermal-type over load relay
01/06/1987US4635013 Additive block couplable to a circuit breaker
01/06/1987US4635012 Contactor structure of circuit breaker
12/1986
12/30/1986US4633240 Lightened circuit breaker
12/30/1986US4633210 Thermal overload relay with improved response
12/30/1986EP0206883A1 Moulded case circuit breaker
12/23/1986US4631507 Variable composition switching device
12/17/1986EP0205369A1 Low tension circuit breaker with a shunt effect
12/17/1986EP0205361A1 Hand-actuated snap-closing mechanism for a miniaturized circuit breaker
12/17/1986EP0204905A2 Automatic circuit breaker
12/16/1986US4630020 Protective circuit breaker (I)
12/16/1986US4630019 Molded case circuit breaker with calibration adjusting means for a bimetal
12/16/1986US4630017 Magnetic structure for calibrating a circuit breaker
12/16/1986US4630015 In a power distribution system
12/10/1986EP0204594A1 Interrupting device protected against short-circuit currents
12/10/1986CN85104525A Improved circuit breaker indicator
12/09/1986US4628288 Circuit interrupter
12/09/1986CA1215092A1 Circuit interrupter with improved electromechanical undervoltage release mechanism
12/09/1986CA1215091A1 Molded case circuit breaker apparatus having trip bar with flexible armature interconnection
12/02/1986US4626811 Circuit interrupter with integral resilient stop means for contact arm
11/1986
11/26/1986EP0202546A2 Switching mechanism for a protective power circuit breaker
11/25/1986US4625190 Remotely controlled solenoid operated circuit breaker
11/25/1986CA1214507A1 Secondary circuit breaker for distribution transformer
11/18/1986US4623861 Rocker actuator bracket assembly for a split case circuit breaker
11/18/1986US4623859 Remote control circuit breaker
11/11/1986US4622530 Circuit breaker assembly for high speed manufacture
11/11/1986US4622529 Operating mechanism for a low voltage multipole circuit breaker
11/11/1986US4622444 Circuit breaker housing and attachment box
11/05/1986EP0200617A1 Electrical actuator adaptable to a two-position commutating device
11/05/1986EP0200581A1 Mechanisms of fault current protective switches which enable their coupling in or to automatic breakers
11/05/1986EP0199980A2 Magnetic trip device
11/04/1986USRE32279 Interchangeable tripping device for a circuit-breaker
10/1986
10/29/1986EP0199579A2 Auxiliary switch actuator mechanism
10/29/1986EP0120836B1 Electric safety switch for apparatus
10/28/1986US4620171 Molded case circuit breaker with resettable combined undervoltage and manual trip mechanism
10/22/1986EP0198152A2 Relay and method of cleaning the relay
10/21/1986US4618745 Circuit breaker mechanism
10/15/1986EP0197739A2 Air circuit interrupter
10/15/1986CN85103421A Circuit interrupter
10/14/1986US4617545 Submersible primary circuit breaker