H01H - Electric switches; Relays; Selectors; Emergency protective devices

More topics under "H01H - Electric switches; Relays; Selectors; Emergency protective devices" (249,021)
H01H 1 - Contacts (16,507)
H01H 11 - Apparatus or processes specially adapted for the manufacture of electric switches (6,731)
H01H 13 - Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch (26,806)
H01H 15 - Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch (2,329)
H01H 17 - Switches having flexible operating part adapted only for pulling, e.g. cord, chain (882)
H01H 19 - Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand (6,407)
H01H 21 - Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand (4,642)
H01H 23 - Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button (2,870)
H01H 25 - Switches with compound movement of handle or other operating part (5,109)
H01H 27 - Switches operated by a removable member, e.g. key, plug or plate; Switches operated by setting members according to a single predetermined combination out of several possible settings (1,960)
H01H 29 - Switches having at least one liquid contact (943)
H01H 3 - Mechanisms for operating contacts (17,842)
H01H 31 - Air-break switches for high tension without arc-extinguishing or arc-preventing means (5,099)
H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means (18,584)
H01H 35 - Switches operated by change of a physical condition (7,690)
H01H 36 - Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding (3,817)
H01H 37 - Thermally-actuated switches (7,388)
H01H 39 - Switching devices actuated by an explosion produced within the device and initiated by an electric current (813)
H01H 41 - Switches providing a selected number of consecutive operations of the contacts by a single manual actuation of the operating part (25)
H01H 43 - Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operation after the programme is completed (1,884)
H01H 45 - Details of relays (838)
H01H 47 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current (7,312)
H01H 49 - Apparatus or processes specially adapted to the manufacture of relays or parts thereof (979)
H01H 5 - Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement (1,728)
H01H 50 - Details of electromagnetic relays (9,923)
H01H 51 - Electromagnetic relays (5,199)
H01H 53 - Relays using the dynamo-electric effect, i.e. relays in which contacts are opened or closed due to relative movement of current-carrying conductor and magnetic field caused by force of interaction between them (216)
H01H 55 - Magnetostrictive relays (97)
H01H 57 - Electrostrictive relays; Piezo-electric relays (896)
H01H 59 - Electrostatic relays; Electro-adhesion relays (2,592)
H01H 61 - Electrothermal relays (1,359)
H01H 63 - Details of electrically-operated selector switches (104)
H01H 65 - Apparatus or processes specially adapted to the manufacture of selector switches or parts thereof (98)
H01H 67 - Electrically-operated selector switches (662)
H01H 69 - Apparatus or processes for the manufacture of emergency protective devices (1,560)
H01H 7 - Devices for introducing a predetermined time delay between the initiation of the switching operation and the opening or closing of the contacts (471)
H01H 71 - Details of the protective switches or relays covered by groups (18,450)
H01H 73 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism (6,696)
H01H 75 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of power reset mechanism (554)
H01H 77 - Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting (1,434)
H01H 79 - Protective switches in which excess current causes the closing of contacts, e.g. for short-circuiting the apparatus to be protected (267)
H01H 81 - Protective switches in which contacts are normally closed but are repeatedly opened and reclosed as long as a condition causing excess current persists, e.g. for current limiting (367)
H01H 83 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current (5,042)
H01H 85 - Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive (9,445)
H01H 87 - Protective devices in which a current flowing through a liquid or solid is interrupted by the evaporation of the liquid or by the melting and evaporation of the solid when the current becomes excessive, the circuit continuity being reestablished on cooling (149)
H01H 89 - Combinations of two or more different basic types of electric switches, relays, selectors and emergency protective devices, not covered by any single one of the other main groups of this subclass (1,459)
H01H 9 - Details of switching devices, not covered by groups (32,796)

Patents for H01H - Electric switches; Relays; Selectors; Emergency protective devices (265)
08/2013
08/06/2013	CA2552570C Switching device
05/2013
05/14/2013	CA2554290C Switching device
08/2012
08/22/2012	EP1719142B1 Switching device
08/08/2012	CN1839551B Keypad with illumination structure
07/2012
07/11/2012	EP1709654B1 Switching device
07/10/2012	CA2554220C Fuse holder
09/2010
09/01/2010	CN1910718B Switching device
06/2010
06/01/2010	US7728247 Switching device
01/2010
01/20/2010	CN100583347C Fuse holder
10/2009
10/14/2009	EP1649474B1 System and method for detection of electrical faults
09/2009
09/09/2009	CN100538949C Switching device
08/2009
08/26/2009	CN100533620C Switch contact arrangement
06/2009
06/03/2009	CN100495605C A diverter switch, a method for operating such a switch and use of such a switch
03/2009
03/24/2009	US7508288 Magnetic switch arrangement
03/17/2009	US7505244 Micro-switches for downhole use
03/17/2009	US7503342 Proportional directional control valve with a magnetic positioning sensor
09/2008
09/04/2008	WO2005036575A3 Micro-electromechanical switching backplane
08/2008
08/26/2008	US7416455 Fuse holder
05/2008
05/06/2008	US7368676 Switching device
01/2008
01/30/2008	CN100365187C Sewing machine capable of forming taut stitch when it is used for forming quilted seam
01/17/2008	US20080011594 Switching Contact Arrangement
12/2007
12/25/2007	US7312412 High power liquid dielectric switch
12/21/2007	WO2005038838A3 High power liquid dielectric switch
12/12/2007	EP1751781B1 Magnetic switch arrangement
11/2007
11/14/2007	EP1854113A1 An apparatus and a method for predicting a fault current
11/14/2007	EP1756847B1 Magnetic switch arrangement and method for obtaining a differential magnetic switch
10/2007
10/16/2007	US7282921 System, apparatus and method for detection of electrical faults
10/04/2007	US20070229319 Electrical Coupling of an Electromechanical Control Unit
08/2007
08/16/2007	US20070188846 MEMS switch with bistable element having straight beam components
06/2007
06/28/2007	US20070145016 Switching device
06/14/2007	US20070131528 Switching device
06/07/2007	US20070128941 Fuse holder
05/2007
05/30/2007	CN1973344A A diverter switch, a method for operating such a switch and use of such a switch
05/23/2007	CN1969191A System, apparatus and method for detection of electrical faults
05/17/2007	US20070109084 Magnetic switch arrangement
05/02/2007	EP1779400A2 Electrical coupling of an electromechanical control unit
04/2007
04/26/2007	US20070090905 Magnetic switch arrangement and method for obtaining a differential magnetic switch
04/11/2007	CN1947212A Switch contact arrangement
02/2007
02/28/2007	EP1756847A1 Magnetic switch arrangement and method for obtaining a differential magnetic switch
02/22/2007	WO2005059936A3 Electrical, transmission/substation/distribution shunt capacitor switching and control system with integrated, automatically resettable, overcurrent protection
02/14/2007	EP1751781A1 Magnetic switch arrangement
02/14/2007	CN1914706A Fuse holder
02/14/2007	CN1914703A Switching device
02/07/2007	CN1910718A Switching device
01/2007
01/17/2007	CN1295916C Illumination key and method of manufacture thereof
01/03/2007	EP1738379A2 Switch contact arrangement
12/2006
12/06/2006	EP1729312A2 Transmission mechanism
11/2006
11/08/2006	EP1719145A1 Fuse holder
11/08/2006	EP1719142A1 Switching device
10/2006
10/11/2006	EP1709654A1 Switching device
10/03/2006	US7116542 Micro-switches for downhole use
09/2006
09/28/2006	WO2006100344A1 Softkey cover
09/27/2006	CN1839551A Keypad with illumination structure
09/20/2006	EP1649474A4 System, apparatus and method for detection of electrical faults
07/2006
07/27/2006	WO2006077279A1 Contactor detector, contactor detector system and method for identifying a contactor
07/19/2006	CN1265414C Thermomagetic circuit-breaker
07/06/2006	US20060145112 Proportional directional control valve with a magnetic positioning sensor
07/04/2006	US7070161 Proportional directional control valve with a magnetic positioning sensor
06/2006
06/13/2006	US7061352 Noise-free low-power consumption wide voltage range DC and AC contactor and remote telephone control system using the same
06/08/2006	US20060119368 System, apparatus and method for detection of electrical faults
05/2006
05/30/2006	US7053799 Keypad with illumination structure
05/18/2006	WO2005024868A3 Mems switch with bistable element having straight beam components
05/10/2006	CN1255826C Switch unit
04/2006
04/27/2006	WO2006043871A1 An apparatus and a method for predicting a fault current
04/26/2006	EP1649474A2 System, apparatus and method for detection of electrical faults
04/20/2006	WO2005006363A3 System, apparatus and method for detection of electrical faults
04/13/2006	WO2006003249A3 Electrical coupling of an electromechanical control unit
03/2006
03/29/2006	CN1248270C Improved load disconnect switch
03/23/2006	WO2005027162A3 Proportional directional control valve with a magnetic positioning sensor
03/16/2006	WO2005104154A3 Switch contact arrangement
03/09/2006	WO2005024869A3 Keypad with illumination structure
01/2006
01/25/2006	EP1123556B1 Fuse circuit having zero power draw for partially blown condition
01/19/2006	WO2005076302A8 Switching device
01/12/2006	WO2006003249A2 Electrical coupling of an electromechanical control unit
11/2005
11/24/2005	WO2005112063A1 Magnetic switch arrangement and method for obtaining a differential magnetic switch
11/24/2005	WO2005112062A1 Magnetic switch arrangement
11/10/2005	WO2005106336A1 A device for controlled supply of current to an electrically driven unit
11/10/2005	DE102004020654A1 Schaltkontaktanordnung Switching contact arrangement
11/03/2005	WO2005104154A2 Switch contact arrangement
10/2005
10/06/2005	CA2463419A1 Noise-free low-power consumption wide voltage range dc and ac contactor
08/2005
08/23/2005	US6933813 Interconnection structure with etch stop
08/18/2005	WO2005076306A1 Fuse holder
08/18/2005	WO2005076302A1 Switching device
08/18/2005	CA2554290A1 Switching device
07/2005
07/28/2005	WO2005069328A1 Switching device
07/28/2005	US20050162246 Noise-free low-power consumption wide voltage range DC and AC contactor and remote telephone control system using the same
07/28/2005	CA2552570A1 Switching device
07/27/2005	CN1212633C Quick action switch with press-button touch handle and decoration technology for press-button touch handle
07/07/2005	US20050146815 Electrical, transmission/substation/distribution shunt capacitor switching and control system with integrated, automatically resettable, overcurrent protection
07/07/2005	US20050145393 Micro-switches for downhole use
06/2005
06/30/2005	WO2005059936A2 Electrical, transmission/substation/distribution shunt capacitor switching and control system with integrated, automatically resettable, overcurrent protection
06/16/2005	US20050127314 Proportional directional control valve with a magnetic positioning sensor
06/02/2005	US20050116924 Micro-electromechanical switching backplane
04/2005
04/28/2005	WO2005038838A2 High power liquid dielectric switch
04/21/2005	WO2005036575A2 Micro-electromechanical switching backplane
04/14/2005	US20050077509 Size regulating systems
03/2005
03/24/2005	WO2005027162A2 Proportional directional control valve with a magnetic positioning sensor
03/17/2005	WO2005024869A2 Keypad with illumination structure
03/17/2005	WO2005024868A2 Mems switch with bistable element having straight beam components
03/17/2005	US20050056531 Keypad with illumination structure

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