Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 71 - Details of the protective switches or relays covered by groups
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
01/1985
01/22/1985US4495538 Contactor apparatus comprising means for automatically opening power circuits and a local control device
01/09/1985EP0130560A2 Current limiting switch
01/08/1985US4492941 Circuit breaker comprising parallel connected sections
01/01/1985US4491812 Overload protection
01/01/1985US4491709 Motor and blade control for high amperage molded case circuit breakers
12/1984
12/18/1984US4489299 Secondary circuit breaker for distribution transformer
12/18/1984US4489295 Circuit interrupter with improved electro-mechanical undervoltage release mechanism
12/12/1984EP0127784A1 Overcurrent circuit breaker
12/05/1984EP0127354A1 Trip solenoid
12/04/1984US4486733 Thermal mechanism with ambient compensating bimetal providing trip force
12/04/1984US4486732 Ambient compensated motor protector
11/1984
11/21/1984EP0125391A2 Circuit breaker
11/20/1984US4484165 Circuit control device
11/20/1984US4484164 Circuit breaker
11/20/1984CA1178314A1 Accessory mounting module for j and k frame breakers
11/14/1984EP0125043A1 Static type switch disconnect circuit and power distribution system including said circuit
11/08/1984WO1984004423A1 Circuit breaker
11/06/1984US4481492 Rotary electric switch with an automatic mechanism which resets it when no voltage is applied thereto
11/06/1984US4481491 Electric circuit breaker
10/1984
10/23/1984US4479101 Circuit breaker with self-adjusting armature
10/23/1984CA1176672A1 Heat releasable assembly of members connected by a fusible alloy
10/17/1984EP0121963A1 Automatic locking device for linkages subjected to undesirable mechanical stresses, applicable in particular to electrical switches
10/10/1984EP0120836A1 Electric safety switch for apparatus.
10/09/1984CA1175873A1 Circuit breaker
10/03/1984EP0120422A2 Magnetic release
10/02/1984USRE31690 Snap action circuit breaker
10/02/1984US4475094 Circuit control device
09/1984
09/25/1984US4473860 Contactor apparatus comprising automatic opening means and a local control member
09/25/1984US4473859 Piezoelectric circuit breaker
09/25/1984US4473269 Integral connector clip holder and clamp
09/19/1984EP0118645A1 Push button operated miniaturised thermal circuit breaker
09/18/1984US4472701 Electrical circuit breaker
09/18/1984US4472698 Device for releasing the movable contacts of contactors adapted for limiting short circuit currents
09/18/1984US4472696 Circuit breaker
09/12/1984EP0118413A1 Trip device with holding magnet
09/11/1984CA1174260A1 Contactor-breaker
09/05/1984EP0117788A1 Magneto-thermal device for overcurrent relay
09/04/1984US4470030 Trip solenoid
09/04/1984US4470028 Mechanically controlled switch with automatic opening
09/04/1984US4470027 Molded case circuit breaker with improved high fault current interruption capability
09/04/1984CA1173878A1 Contact device for a switch
08/1984
08/29/1984EP0117250A1 Method of adjusting a trip device with permanent magnet
08/29/1984EP0117094A1 A circuit breaker comprising parallel connected sections
08/28/1984US4468645 Multipole circuit breaker with removable trip unit
08/28/1984US4468547 Bus bar connector system
08/28/1984US4468533 Air circuit breaker
08/28/1984US4468082 Terminal assembly for circuit interrupter
08/28/1984US4468081 Terminal assembly for circuit interrupter
08/21/1984US4467297 Multi-pole circuit breaker with interchangeable magneto-thermal tripping unit
08/21/1984CA1173085A1 Molded case circuit breaker with static tripping unit
08/16/1984WO1984003173A1 Automatic protection switch with visible sectioning and hand reset
08/14/1984US4466042 Trip indicator assembly for electronic circuit breaker
08/07/1984US4464641 Circuit breakers
08/01/1984EP0114542A1 Contactor with electromagnetically controlled action and automatic opening in case of over-voltage
08/01/1984EP0114541A2 Tripping device for a switching apparatus with automatic or controlled rupture
08/01/1984EP0114539A1 Connecting device with busbars
08/01/1984EP0114245A1 Method to protect a disconnected low-voltage network and switching device for carrying out the method
08/01/1984EP0114231A1 Overcurrent protection device
07/1984
07/31/1984US4463401 Interface circuit apparatus
07/11/1984EP0113025A1 Earth leakage circuit breaker
07/10/1984US4459572 Circuit breaker with improved latch trip mechanism
07/03/1984US4458288 Electrical protective devices
07/03/1984US4458225 Circuit breaker with independent magnetic and thermal responsive contact separation means
07/03/1984US4458224 Current-limiting circuit breaker adapter
06/1984
06/27/1984EP0112232A1 Feeding or bridging device for juxtaposed modular electrical apparatuses
06/27/1984EP0111662A1 Electrical switch
06/26/1984CA1169905A1 Trip solenoid
06/20/1984EP0111140A1 Molded case circuit breaker apparatus having trip bar with flexible armature interconnection
06/19/1984CA1169451A1 Multipole circuit breaker with removable trip unit
06/13/1984EP0110758A1 Thermal relay
06/13/1984EP0110010A1 Motor circuit breaker
06/12/1984US4454490 Contactor with the properties of a circuit-breaker
05/1984
05/30/1984EP0109881A1 Affixing rail for mounting low-voltage electrical distribution box or board equipment
05/29/1984CA1168281A1 Circuit breaker with improved contact push-off spring
05/29/1984CA1168280A1 Multi-pole circuit breakers
05/22/1984CA1167892A1 Stored energy trip unit
05/16/1984EP0108678A1 Remotely controlled current switching device
05/16/1984EP0108468A2 Electrical control module for a current-limiting fuse
05/16/1984EP0015924B1 Circuit breaker having an electronic fault sensing and trip initiating unit
05/15/1984CA1167495A1 Multipole electric circuit breaker with improved current limiting device
05/09/1984EP0108022A1 Circuit breaker with neutral-line disconnection
05/02/1984EP0107167A1 High sensivity striker
05/01/1984US4446501 Circuit control system
05/01/1984US4446500 Remote control circuit breaker circuit
04/1984
04/26/1984WO1984001663A1 Electric safety switch for apparatus
04/26/1984WO1984001662A1 High sensitivity striker
04/25/1984EP0105945A1 Electric circuit breaker
04/24/1984US4444067 Power drive including a drive slide for electric switchgear
04/18/1984EP0105786A1 Branch circuit breaker with an electronic trip device and remotely controlled calibration
04/18/1984EP0105381A1 Circuit breaker
04/17/1984US4443828 Low voltage circuit breaker
04/04/1984EP0104981A1 Electric circuit breaker with a remotely controlled static switching device
04/04/1984EP0104474A2 Circuitry in motor vehicles
03/1984
03/27/1984US4439653 Circuit breaker operating apparatus
03/21/1984EP0103167A1 Circuit breaker with leakage current release
03/21/1984EP0103022A1 Remote-controllable circuit breaker
03/14/1984EP0102867A1 Modular current limiting means
03/13/1984US4437079 Magnetic snap latch
02/1984
02/28/1984US4434415 Electrical control module for a current-limiting fuse
02/15/1984EP0100367A1 Circuit breaker
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