Patents
Patents for 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)
04/1997
04/15/1997US5621317 Position sensor with a magnetic proximity switch mechanism
04/03/1997DE19535946A1 Electric switching signal generator e.g. for analog-digital converter
03/1997
03/18/1997US5611177 Portable tower with tower member position detection system
03/12/1997CN2249447Y Automatic switch for water pump
03/05/1997CN2248921Y Switch for water heater preventing heating without water
02/1997
02/27/1997DE19603197C1 Electric signal generator esp for use in motor vehicles
02/26/1997CN1143752A Detector for body and organism
02/25/1997US5605614 Masking; electrodeposition; intermediate metallization layer; compressive material
02/19/1997CN2247897Y infrared light controlled switch
02/05/1997CN1142117A Switch with magnetic-coupling armature iron
01/1997
01/29/1997EP0756295A1 Protection device for electric transformer
01/29/1997CN2246330Y Stirrer source and its protective assembly switch
01/28/1997CA2121649C Apparatus for controlling peripheral devices through tongue movement, and method of processing control signals
01/16/1997WO1997001835A1 Proximity sensor
01/15/1997CN2245267Y Damp-proof explosion-proof illuminating switch
01/15/1997CN1140360A Electrical switch
01/14/1997CA2100525C Removable magnetic zero/span actuator for a transmitter
01/02/1997EP0751541A1 Adjustable proximity switch actuated by a pedal
12/1996
12/27/1996EP0634037B1 Joystick
12/12/1996DE19622561A1 Hall-effect sensor e.g. for detecting speed of ferromagnetic pinion
12/12/1996DE19622447A1 Electrical safety interlocked switching system
12/11/1996EP0746829A1 Security alarm switch
12/11/1996CN2242517Y Vernier magnetic control non-spring type combination switch
12/04/1996EP0746006A2 Switch with magnetically-coupled armature
12/03/1996US5581060 Shock sensor
11/1996
11/27/1996EP0744631A1 A body sensing device
11/20/1996CN2240778Y Magnetic position switches
11/19/1996US5576678 Apparatus and method for magnetic proximity switch alteration
11/06/1996EP0740843A1 Manually actuatable integrated control module and method of making same
10/1996
10/23/1996EP0739096A1 Electrical switchgear
10/22/1996US5568113 Magnetic type power switch
10/22/1996CA2043684C Liquid level sensing device
10/17/1996DE19513967A1 Piston cylinder unit
10/10/1996WO1996031924A1 Electromechanical connection device
10/10/1996WO1996031923A1 Electromechanical connection device
10/09/1996CN2237278Y Swinging sheet flow switch
10/02/1996DE19511201A1 Water shortage protection appts. for hot water heating system
09/1996
09/24/1996US5559665 Capacitive switching assembly
09/18/1996CN2235652Y Water level control switch for water purification machine
09/11/1996EP0730813A1 Touch control supply system for electrical equipment, method of manufacture and applications
09/10/1996US5554833 Magnetic switch tripping system
09/03/1996US5552774 Magnetically activated float switch
08/1996
08/29/1996WO1996026527A1 Pressure switch
08/29/1996DE19512335C1 Elektromechanische Verbindungsvorrichtung Electromechanical connecting device
08/29/1996DE19512334C1 Elektromechanische Verbindungsvorrichtung Electromechanical connecting device
08/28/1996CN2234127Y Magnet sensitive shock-proof relay
08/20/1996US5548094 Mounting base for an inductive proximity switch
08/14/1996EP0726655A1 Capacitive switching assembly
08/13/1996US5544536 Mounting adapter for magnetic reed switch
08/08/1996DE19514708C1 Rotationally symmetric electric switch influenced by permanent magnets
08/06/1996US5543767 Electrical switch
07/1996
07/30/1996US5541562 Apparatus for sensing the closure of a door
07/24/1996CA2167885A1 Differential pressure indicators
07/17/1996EP0722177A1 Bistable switch assembly
07/16/1996US5537086 Driver device for reed switch and structure of mounting reed switch
07/02/1996US5532527 Level switch
06/1996
06/26/1996EP0718861A1 Electric safety interrupter
06/25/1996US5530428 Security alarm switch
06/11/1996US5526294 Capacitive touch entry apparatus using drive pulse signals of different phases
06/11/1996US5525846 Manually actuatable integrated control module and method of making same
06/05/1996CN1123904A Refrigeration apparatus with explosion-proof switch
06/04/1996US5523730 Switch with mangnetically-coupled armature
05/1996
05/28/1996CA2061783C Switch housing with magnetic roller plunger
05/22/1996CN2227870Y Magnetic stroke switch
05/14/1996US5517166 Mercury wetted switch
05/14/1996US5517076 Zirconia diaphragm structure and piezoelectric/electrostrictive element incorporating same
05/08/1996EP0710735A1 Grain boundaryless manganese-based oxide crystalline body and method for the preparation thereof
05/08/1996EP0710734A1 Grain boundary-free crystalline body of manganese-based composite oxide and method for the preparation thereof
05/02/1996DE4438880A1 Rotation angle sensor with housing and rotating body forming electric coupling
04/1996
04/17/1996CN2225093Y Contactless range switch
04/03/1996EP0704064A1 Magnetic screen
04/03/1996EP0704049A1 Float-controlled level switch with adjustable switching points
03/1996
03/27/1996EP0702674A1 Compound for protective and anchor groups and its use
03/26/1996US5502426 Protection switch device
03/14/1996DE4432399A1 Magnetism-sensitive switch for domestic appliance, esp. stove
03/13/1996CN1118510A Magnetic microcontactor and manufacturing method thereof
03/12/1996US5498914 Capacitive sensor circuit
03/07/1996WO1996007190A1 Manually actuatable integrated control module and method of making same
03/07/1996WO1996007112A1 Proximity switch with magnetic field-sensitive sensor
02/1996
02/28/1996EP0698784A2 Level measuring device providing overfill protection in a tank for liquids
02/15/1996DE4427069A1 Magnetic reed relay with permanent magnet actuation
02/07/1996CN2219541Y Blaster ms switch for mine
01/1996
01/31/1996EP0695036A1 Proximity detector with ceramic cap and manufacturing method thereof
01/27/1996CA2154531A1 Proximity switch with ceramic surface and method for its manufacture
01/24/1996EP0642696B1 Traffic accident detecting sensor for a passenger protection system in a vehicle
01/09/1996US5483227 Liquid level controller
01/09/1996US5483214 Armature position sensor for a relay
12/1995
12/22/1995WO1994029278A1 Compound for protective and anchor groups and its use
12/22/1995CA2164959A1 Compound for protective and anchor groups and its use
12/20/1995EP0688033A1 Magnetic microswitch and its manufacturing process
11/1995
11/22/1995EP0683368A1 Refrigeration apparatus with explosion-proof switch
10/1995
10/26/1995WO1995028622A1 Float-controlled level switch with adjustable switching points
10/24/1995US5460186 Apparatus for controlling peripheral devices through tongue movement, and method of processing control signals
10/19/1995DE4413311C1 Schwimmergesteuerter Niveau-Schalter (III) mit verstellbaren Schaltpunkten Float type level switch (III) with adjustable switching points
10/19/1995DE19509938A1 Electrical reed relay device for circuit board surface mounting
10/18/1995CN2210464Y Power switch device actuated by water flow
10/17/1995US5458508 Method and apparatus for connecting an electrical component to a housing
10/04/1995EP0675600A1 Reflective mode ultrasonic touch sensitive switch
09/1995
09/21/1995DE4408870A1 Bistable switching contact for external mounting on liquid level pipes
08/1995
08/31/1995WO1995023392A1 Security alarm switch
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