Patents
Patents for H01H 71 - Details of the protective switches or relays covered by groups (18,450)
08/2002
08/21/2002CN2507128Y 电子断路器 Electronic Circuit Breakers
08/21/2002CN1365507A Self-disengaging circuit breaker motor operator
08/21/2002CN1365506A High energy closing mechanism for circuit breakers
08/21/2002CN1365505A Fast acting high force trip actuator
08/20/2002US6437971 Interface for auxiliaries used with plug-in base
08/20/2002US6437953 Circuit interrupting device with reverse wiring protection
08/20/2002US6437671 Circuit interrupter with secure base and terminal connection
08/20/2002US6437670 Magnetic release system for a circuit breaker
08/20/2002US6437268 Circuit breaker terminal connector
08/20/2002US6437262 Handle operating assembly for an electric disconnect switch
08/15/2002US20020109570 Electrical contactor with true status indication
08/14/2002DE10102708A1 Leitungsschutzschalter Circuit breaker
08/14/2002CN2505978Y Small size breaker external shell
08/14/2002CN1364303A Auxiliary switch mounting configuration for use in molded case circuit breaker
08/14/2002CN1364302A Contact depression stabilizer for 4 pole molded case circuit breaker
08/14/2002CN1364301A Vent screen with rejection features
08/13/2002US6433982 Connection verifying trip unit
08/13/2002US6433977 Combo AFCI/GFCI with single test button
08/13/2002US6433659 Cam and axle for adjustable magnetic trip device
08/13/2002US6433290 Trip indicator including latch for a circuit breaker
08/08/2002WO2002061785A1 Adjusting device for a thermal trip element
08/08/2002WO2002061784A1 Compact high speed motor operator for a circuit breaker
08/08/2002WO2002061783A1 Circuit breaker
08/08/2002WO2002061782A1 Circuit-breaker tripped by thermal changes
08/08/2002US20020105771 Circuit breaker
08/08/2002US20020105770 Circuit breaker and electrical distribution panel employing the same
08/08/2002US20020105397 Fast acting transfer switch with confronting power switches oppositely actuated by single coil solenoid
08/08/2002US20020104747 Motor operator for electric power switch and electric power switches incorporating the same
08/08/2002DE10104901A1 Verfahren zum Justieren des thermischen Auslösesystems eines elektrischen Schaltgerätes, insbesondere eines Motorschutzschalters A method for adjusting the thermal release system of an electrical switching device, especially a motor protection switch
08/08/2002DE10102436A1 Thermische Auslösevorrichtung für ein Schaltgerät Thermal tripping device for a switching device
08/07/2002EP1229566A1 Circuit breaker
08/07/2002EP1229565A2 Method for adjusting the thermal trip device of an electrical switchgear, particularly a contactor
08/07/2002CN2504755Y Breaker permanent-magnt operation mechanism able to select phase for separating gate
08/07/2002CN2504754Y Plastic shell type residual current protector
08/07/2002CN1363105A Cassette assembly with rejection features
08/07/2002CN1362719A Auxiliary device of low-voltage circuit breaker
08/07/2002CN1362718A 空气断路器 Air Circuit Breakers
08/06/2002US6429760 Cross bar for a conductor in a rotary breaker
08/01/2002US20020100674 Compact high speed motor operator for a circuit breaker
08/01/2002US20020100671 Circuit breaker terminal connector
07/2002
07/31/2002EP1226600A2 Electric safety switch device
07/31/2002EP1226599A1 Electric safety switch device
07/31/2002EP1226598A1 Electric safety switch device
07/31/2002CN2503601Y Single-phase modules leakage circuit breaker
07/31/2002CN2503600Y Plastic case circuit breaker with indicating signal
07/31/2002CN1088539C Device for connecting external conductor such as cable to contact of electrical apparatus
07/30/2002US6426688 Modular contact system for different frame sizes
07/25/2002US20020096422 Switch mounting structure
07/25/2002DE10201711A1 Mounting arrangement for an automatic or protection switch, has mounting flange locked in housing with fixing screws
07/25/2002DE10102316A1 Motor starter arrangement delays triggering of first switching device if overload occurs, opens second device in delay period, only opens first device if second fails to isolate connection
07/25/2002DE10060195C1 Antriebsstrang für einen bewegbaren Kontakt eines elektrischen Schalters Drive train for a movable contact of an electrical switch
07/25/2002DE10048329C1 Pin socket for signal transmission lever for mechanical signal transmission has holder securing signal transmission pin in signal transmission terminal acting as pin socket
07/24/2002EP1225612A2 Thermal tripping device for a switch
07/24/2002EP1225611A2 Circuit breaker
07/24/2002CN1360365A Device for electric connection of two electric apparatuses and electric apparatus adapted for said device
07/24/2002CN1360327A Circuit breaker with bypass conductor and method for changeover of current in bimetal sheet
07/24/2002CN1360325A 空气断路器 Air Circuit Breakers
07/24/2002CN1088249C Tripping device for circuit breaker equipped with electrical fault indication
07/23/2002US6423917 Self-disengaging circuit breaker motor operator
07/23/2002US6423912 Manually operated device having a turning handle for electrical switching devices
07/23/2002US6423903 Method and arrangement for minimizing electrical field stress in circuit interrupters and housings therefor
07/23/2002CA2089877C Panelboard arrangement with improved control
07/18/2002US20020093405 Fast acting, electrically powered operator for transfer switch and transfer switch incorporating same
07/18/2002US20020093404 Load terminal with conductive tang for use in a circuit breaker
07/18/2002US20020092751 Handle operating mechanism in circuit breaker
07/18/2002US20020092747 Circuit breaker with inertia device to prevent shockout
07/18/2002US20020092743 Module platform design
07/18/2002DE10158255A1 Leitungsschutzschalter mit Sofortauslösung Circuit breaker with instantaneous trip
07/18/2002DE10158254A1 Overload tripping device for circuit breaker, has bimetallic temperature-compensating lever with balance weight, to transmit output signal from differential shifter to latch receiver
07/18/2002DE10117345A1 Electrical switching device changeable from keying to switching mode has guide on sliding element actuated by pin, journal guided in rotary plate still accessible if components in series
07/17/2002CN2501180Y 多功能电磁式漏电断路器 Multifunction electromagnetic leakage circuit breakers
07/17/2002CN2501179Y A/D small circuit breaker
07/16/2002US6421217 Circuit breaker accessory reset system
07/16/2002US6421216 Resetable overcurrent protection arrangement
07/16/2002US6420948 Parallel contact circuit breaker
07/16/2002CA2042611C Circuit breaker with positive over-center acceleration
07/11/2002WO2002054430A1 Electric pole for low-voltage power circuit breaker
07/11/2002US20020089800 Reset lockout for circuit interrupting device
07/11/2002US20020089401 Adjustable trip solenoid
07/11/2002US20020088699 Operating mechanism with improved input drive arrangement for switches and circuit interrupters
07/11/2002US20020088696 Trip indicator including latch for a circuit breaker
07/11/2002DE10143223A1 Sicherung und Hilfsschalter dafür Fuse and auxiliary switches for
07/11/2002CA2367101A1 Trip indicator for circuit breaker
07/10/2002EP1221707A1 Magnetically collapsible toggle linkage for electrical switching apparatus
07/10/2002EP1221706A2 Load terminal with conductive tang for use in a circuit breaker
07/10/2002EP1221171A1 Reverse current relay
07/10/2002EP1078383B1 Contact mechanism for electronic overload relays
07/10/2002EP0976138B1 Electromagnetic switching device
07/10/2002EP0838079B1 Circuit breaker with terminal nut retainer
07/10/2002CN2499965Y Undervoltage releasing device for circuit breaker
07/10/2002CN1358321A Circuit breaker, for example automatic cutout
07/10/2002CN1358319A 开关 Switch
07/09/2002US6417756 Push-button switch with overload protection and automatic reset
07/09/2002CA2366808A1 Load terminal with conductive tang for use in a circuit breaker
07/08/2002CA2366752A1 Magnetically collapsible toggle linkage for electrical switching apparatus
07/04/2002WO2002052598A1 Power switch with a double breaking contact arrangement
07/04/2002US20020085330 Quick responding instantaneous trip system
07/04/2002DE10064825A1 Adjuster for thermal trigger of installation switching device has sliding adjustment element with lateral edge in form of toothed rod that engages tool that inserted into device from broad side
07/04/2002CA2400387A1 Power switch with a double breaking contact arrangement
07/03/2002EP1220260A1 Circuit breaker with a double break contact arrangement