202232 ⎘
Mechanisms for operating contacts Means for preventing or breaking contact-welding
Sub-classes:SWITCH INCORPORATING EQUIPOTENTIALLY CONNECTED CONTACTS AND METHOD FOR OPERATING A SWITCH
#2CIRCUIT BREAKER
#3Multiple hammer blow vacuum interrupter weld breaking
#4CONTACTOR ASSEMBLY AND CONTACTOR TRANSITIONING METHOD
#5Electromagnetic switch
#6Switchgear having earth switch
#7Tripping device for an electrical switching unit and electrical switching unit including such a tripping device
#8ELECTRICAL RELAY
#9System and method for providing functional safety monitoring of relay contacts
#10Power control apparatus, control method for power control apparatus, power control system, and control method for power control system
#11Switching device, movable body, power supply system and switching method
#12Method and device for controlling relays of in-vehicle motor
#13Removable switching element for an electrical switching device and switching device for switching an electric current comprising such a removable element
#14Battery pack
#15Apparatus, method, appliance, and computer program product for operating a relay
#16Electric switching apparatus
#17Electromagnetic relay
#18Electromagnetic relay
#19Electromagnetic relay
#20Switch-operation-determining device
#21Electrical switching contact and switching device having the same
#22Thermally responsive switch and method of manufacturing same
#23Contactor, contactor assembly and control circuit
#24Circuit interrupters with masses in contact spring assemblies
#25Master disconnect switch with contact weld breaker
#26Power supply relay controller and electric power steering apparatus
#27Switching device and method for detecting malfunctioning of such a switching device
#28Method and apparatus for restoring mechanical relay from stuck fault to normal condition
#29Electric contactor with flywheel drive and method of switching an electric contactor on and/or off
#30Electrical contactor
#31Electrical contactor
#32Electromagnetic relay
#33Device and method for switching electrical load circuits
#34Push switch
#35Micro-switch provided labor-saving switching
#36High power electrical switching device
#37Relay, control circuit, and method for controlling control circuit
#38Electrical switch with shear force contact weld release
#39Starting switch structure
#40Electromagnetic switch incorporating contact displacement limiting members for preventing unreliable operation caused by wear of switch contacts
#41Relay with an improved contact spring
#42Buttons with modulated bias voltages
#43Switching-device remaining lifetime diagnosis method and apparatus
#44RELAY END-OF-SERVICE-LIFE FORECASTING DEVICE
#45Forced return solenoid
#46SWITCH, METHOD OF MANUFACTURING THE SAME, AND RELAY
#47Safety switching device and modular failsafe control system
#48Thermostat
#49Electrical relay
#50METHOD AND CIRCUIT ARRANGEMENT FOR SECURE CONTROL OF ACTUATORS, SENSORS AND/OR USERS IN AN ELECTRICAL DEVICE COMPRISING THE SAME IN PARTICULAR IN AN ELECTRICAL DOMESTIC APPLIANCE
#51Apparatus and method of controlling switch units, and battery pack and battery management apparatus comprising said apparatus
#52Electric switch
#53Weld Breaking Contactor
#54Switch having a movable contact piece with a J-shaped cross section
#55Control algorithm for freeing an EGR valve from contamination adhesion
#56Protective device with an auxiliary switch
#57Switch
#58Circuit testing closer apparatus and method with in-rush current awareness
#59Power control device and image forming apparatus
#60Method and device for the secure operation of a switching device
#61Method and device for the secure operation of a switching device
#62Method and device for securely operating a switching device
#63Switching apparatus and method for varying an impedance of a phase line of a segment of an electrical power line
#64Method and device for the secure operation of a switching device
#65Method and device for the safe operation of a switching device
#66Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof
#67Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof
#68Electrical Relay
#69Safety-protective changeover switch of a high voltage tester
#70Press switch having a force-to-detach function
#71Sub-miniature switch
#72Pull retainer emergency safety switch
#73Emergency stop relay combination
#74Microswitch
#75Switch device
#76Circuit interrupting device with a turnbuckle and weld break assembly
#77Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof
#78Magnetic circuit arrangement for an electrical switch