Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 9 - Details of switching devices, not covered by groups
Patents for H01H 9 - Details of switching devices, not covered by groups (32,796)
10/1990
10/23/1990US4965414 Explosion)proof enclosure
10/23/1990CA1275432C Combined on/off and reversing switch and electric device therewith
10/18/1990DE4010142A1 Magnetschalter mit verriegeltem zwangsbetrieb Magnetic switch with locked forced operation
10/17/1990EP0392836A2 Circuit protector construction
10/17/1990EP0392761A2 Operation display apparatus for electromagnetic relay
10/17/1990EP0392428A2 Trigger switch
10/16/1990US4963849 Compact current limiting circuit breaker
10/13/1990CA2010916A1 Circuit protector construction
10/10/1990EP0391049A1 Switch, in particular switch for appliance
10/09/1990US4962406 Compact DC/AC circuit breaker with common arc extinguishing capability
10/09/1990US4962290 Shaft position indicating and display means with adjustable mounting adapter
10/04/1990DE4005059A1 Betaetigungsmechanismus fuer einen ein-aus-schalter Betaetigungsmechanismus for an on-off switch
10/04/1990DE3910741A1 High-voltage relay circuit
10/03/1990EP0389936A2 Level and edge sensitive input circuit
10/03/1990CA2003749A1 Electric circuit breaker arc chute composition
09/1990
09/30/1990CA2013195A1 Circuit breaker and reset mechanisms operated through the body
09/27/1990DE3909613A1 Circuit arrangement for self-monitoring of a switching device for a load circuit
09/27/1990DE3909236A1 Single-pole or multipole plug socket and/or switch for the electrical installation of variable-position contact supports in a permanently installed plug socket insert and/or switch insert
09/26/1990EP0389029A1 Gripping device and holder for handling a tubular fuse
09/26/1990CN2062899U Reversible ac aic extinguishing controller
09/25/1990US4959810 Universal remote control device
09/25/1990US4959746 Relay contact protective circuit
09/25/1990US4959514 Fusible electric switch
09/25/1990CA1274616A1 Device for selectively invalidating one or several actuating modes of apparatus manual controllers
09/25/1990CA1274615A1 Protection apparatus interrupt device
09/25/1990CA1274582A1 Electrical control having automatic mode selection
09/25/1990CA1274571A1 Modular tool system switch and actuator assembly
09/25/1990CA1274563A1 Symmetrical percussion switch using a dead point overshoot device
09/20/1990WO1990010942A1 Method and apparatus for connecting or disconnecting an electrical load circuit
09/20/1990WO1990010558A1 A manually controlled key device
09/20/1990DE4006985A1 Steeping transformer loud switching device - has screening rings acting as shunt resistances parallel to permanent contacts
09/20/1990DE3908102A1 Automatic circuit breaker, especially a line protective circuit breaker
09/19/1990EP0388085A2 A push-button switch having an interlocking device
09/19/1990EP0387761A2 Automatic circuit breaker, particularly automatic cut-out
09/19/1990CN2062487U Guide axial pull rod switch
09/19/1990CN2062486U Interlocking device of electric coal drill protector
09/19/1990CN2062485U Adhesive switch and socket
09/18/1990US4957831 Control apparatus for switching a battery pack
09/12/1990EP0386364A2 Knob device
09/11/1990US4956529 Compact switch device
09/07/1990WO1990010300A1 A line terminal and arc stack for a circuit breaker
09/05/1990CN1045079A Hanging switch in hoisting devices
09/04/1990USRE33325 Remotely controllable circuit breaker
09/04/1990US4954675 Switch operation indicator
09/04/1990US4954668 Apparatus for resetting appliance
08/1990
08/30/1990DE3912090C1 Slide switch for electric razor - has cross pieces holding movable guide flanges and exposable for cleaning
08/29/1990EP0384552A2 Process for operating a power circuit breaker
08/29/1990EP0383823A1 Transmitter with magnetic zero/span actuator.
08/29/1990CN2061331U A.c. contactor electricity-saving device
08/28/1990USRE33314 Vending machine power switching apparatus
08/28/1990US4952897 Limiting circuit breaker
08/22/1990EP0383700A1 Interlocking module for two electrical switch apparatuses in a miniature moulded casing
08/22/1990CN2060941U Three-purpose seesaw type singleness light-controlling switch with power saving function
08/22/1990CN2060940U Light-adjusting wall switches
08/22/1990CN1009263B Controller for wheeled construction machine
08/22/1990CA2008275A1 Line terminal and arc stack for a circuit breaker
08/21/1990US4951021 Electromagnetic switching apparatus having dynamically balanced latch trip
08/21/1990US4950852 Metal plates supported by wollastenite-reinforced melamine-for maldehyde resin
08/21/1990US4950845 Switching device
08/16/1990EP0382325A1 Arc control device with arc interruption plates
08/16/1990DE4003722A1 Verfahren zum schalten eines elektrischen stromkreises und einrichtung zu seiner durchfuehrung A method for switching an electrical circle and device for its implementation
08/16/1990DE3904439A1 Metal-encapsulated, gas-blast power circuit breaker (power switch) having connecting devices for the interrupter unit
08/15/1990CN2060595U Explosion-proof leakage protector
08/15/1990CN2060594U Double sound pull switch
08/14/1990US4949230 Light attachment for a remote control unit
08/14/1990US4949179 Picture display device allowing separate selection and discerning of main and sub programs used for main-screen/sub-screen layout
08/14/1990US4949060 Fuse-isolator - actuator
08/14/1990US4948942 Tungsten inert gas welding torch
08/09/1990DE4003109A1 Three=phase inverter switch
08/08/1990EP0381542A1 Protected phase-reversal contactor using a multifunctional transmission system for the control of confirmation switches
08/08/1990EP0380609A1 Switch enclosure
08/08/1990CN2060255U Button switch with light in dark
08/08/1990CN2060254U Key switch with lattice array display function
08/07/1990US4947290 Rail mounting device for an electrical equipment
08/07/1990US4947011 Illuminated switch device
08/07/1990US4947010 Electrical equipment housing
08/07/1990CA1272501A1 Door mounted circuit breaker operating apparatus
08/03/1990CA2007196A1 Protected converter invester with multifunctional transmission system to control confirmation switches
08/02/1990DE3901649A1 Device for controlling an agricultural vehicle
08/01/1990EP0380314A1 Wireless switch
07/1990
07/31/1990US4945327 Molded case circuit breaker variable arc exhaust shield
07/31/1990US4945261 Level and edge sensitive input circuit
07/31/1990US4945256 Device for producing even closing of a circuit breaker
07/31/1990CA1272282A1 Method and device for controlling an electromagnet excited by a periodic current to operate a mobile element
07/31/1990CA1272235A1 Safety switch
07/26/1990WO1990008395A1 Device for arc-free switching of electric circuits
07/26/1990WO1990008394A1 Device for arc-free switching of electric circuits
07/26/1990WO1990008393A1 Casing for an electromechanical element, in particular for a relay
07/26/1990WO1990008392A1 Improvements in or relating to electrical control devices
07/24/1990US4943890 Solid state motor starter
07/24/1990US4943795 Oxide resistor
07/24/1990US4943693 Barrier device for an electrical switch
07/24/1990US4943691 Low-voltage limiting circuit breaker with leaktight extinguishing chamber
07/18/1990EP0222854B1 Telecontrol unit for leisure electronic apparatuses
07/18/1990CN2059530U Pullswitch with easy recognition of on-off states and long life
07/18/1990CN2059529U Safety locking apparatus for high-valtage switch cabient
07/12/1990WO1990007844A1 Apparatus and method for using encoded video recorder/player timer preprogramming information
07/11/1990EP0377169A2 Switch apparatus
07/11/1990EP0377116A2 Key switch
07/11/1990CN2059269U Pullswitch
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