Patents
Patents for H01H 11 - Apparatus or processes specially adapted for the manufacture of electric switches (6,731)
04/1995
04/25/1995US5409519 Contact material for vacuum valve
04/20/1995DE4437079A1 Slide switch
04/20/1995DE4335474A1 Production of key grids by a two-colour injection-moulding process
04/19/1995EP0649273A1 Process of making an electrical contact
04/12/1995EP0647956A1 Temperature controlled switching device with tilting system
04/12/1995CN1101455A 电极材料 Electrode Materials
04/06/1995WO1995009430A1 Switch
04/04/1995US5404133 Luminous key top
04/04/1995US5403543 Process for manufacturing a contact material for vacuum circuit breakers
03/1995
03/30/1995WO1995008833A1 Process for bonding a contact layer of silver-metal oxide material and a metal contact base, and suitable contact layer
03/30/1995WO1995004364A3 Improvements relating to electric switches
03/29/1995EP0645792A1 Arc chambers defining unit
03/29/1995EP0645050A1 Mercury-free position switch
03/23/1995WO1995008180A1 Electromagnetic relay and its manufacture
03/15/1995EP0643407A1 An electronic apparatus and a manufacturing method therefor
03/09/1995DE4330310A1 Rotary switch with sliding contact being made on sliding contacts which are domed in a cylindrical shape
03/07/1995CA1334633C Hot isostatic pressing of high performance electrical components
03/02/1995WO1995006321A1 Silver-based contact material, use of such a contact material in switchgear for power-engineering applications and method of manufacturing the contact material
03/02/1995DE4328281A1 Contact material based on silver for use in switching instruments in energy technology
03/01/1995EP0641000A1 Electrical apparatus with breaker, contactor or reversing switch operation
02/1995
02/23/1995DE4327714A1 Disc-shaped plate
02/16/1995WO1995005061A2 Method for producing a conductive circuit
02/14/1995US5389756 Pushrod switch, especially a brake light switch, with sliding member and switch resetting means
02/09/1995WO1995004364A2 Improvements relating to electric switches
01/1995
01/26/1995DE4324625A1 Process for producing a key covering for illuminated push button switches
01/19/1995WO1995002255A1 Device with four-legged coil
01/18/1995EP0634888A1 Plug-in unit, particularly relay module for motor vehicles
01/18/1995EP0634766A2 Vacuum circuit breaker and electric contact used in same
01/18/1995CN1097523A Manufacture of rubber depreesed key and key made by same
01/16/1995CA2127905A1 Pluggable assembly, particularly a relay module for motor vehicles
01/12/1995DE4322310A1 Electrical foot-operated switch
01/12/1995DE4322071A1 Electrical switching device
01/05/1995DE4320850A1 Arc extinguishing chamber
01/03/1995CA2069801C Contact socket manufacturing process; the contact socket thus obtained
12/1994
12/21/1994EP0630033A1 Pressure switch apparatus for monitoring pressure level in an enclosed chamber and methods of calibrating same and for making a movable contact arm for use therewith
12/20/1994US5374781 Contact assembly for selector of step transformer
12/15/1994DE4420072A1 Device for connecting electrical conductors to a switching apparatus
12/08/1994DE4413785A1 Method for applying a lubricant onto stationary and moving parts in a latching mechanism of an electrical switching device
12/07/1994EP0627119A1 Polarized relay
12/06/1994US5370544 Chip card reader with an end postition switch
12/01/1994DE4317950A1 Beschichtetes Metallband als Halbzeug für elektrische Kontaktstücke und Verfahren zum Aufbringen derartiger Kontaktstücke auf einen Träger Coated metal band semi-manufactured electrical contacts and method for applying such contacts on a support
11/1994
11/30/1994EP0626705A2 Combined push-to-activate and rotary switch
11/30/1994EP0572438B1 Contact element for a circuit-board relay, and a process for manufacturing such an element
11/29/1994US5369237 Electrical switch
11/29/1994US5369235 Process for manufacturing a contacting device, contacting device and its use
11/29/1994CA2124423A1 Coated metal band as semi-finished goods for electrical contact pieces and method for the application of such contact pieces on a carrier
11/23/1994EP0594830A4 System for monitoring circuit breaker operations and alerting need of preventative maintenance.
11/10/1994DE4413588A1 Abdeckung für Druckknopfschalter mit hartem Tastenoberteil Cover for push-button switch with hard key top
11/08/1994US5362934 Push-button switch, keytop, and method of manufacturing the keytop
11/08/1994US5362932 Push-button switch, keytop, and method of manufacturing the keytop
11/02/1994EP0622821A1 Circuit breaker housing
11/02/1994EP0622816A1 Electrode material
11/01/1994US5360673 Semifinished product for electric contacts made of a composite material based on silver-tin oxide and powdermetallurgical process of making said product
10/1994
10/27/1994DE4332305A1 Switch (circuit breaker) in the form of a box for low voltage, with a built in ammeter
10/27/1994DE4331857A1 Switch (circuit breaker) in the form of a box and equipped with an additional unit
10/26/1994EP0621670A1 Circuit breaker with auxiliary circuits
10/26/1994EP0621617A1 Circuit breaker with additional device
10/13/1994WO1994023437A1 Basic switch module for a multipole electrical motor circuit breaker, and a motor circuit breaker comprising said basic switch modules
10/12/1994EP0507842B1 Switch with driving head
10/05/1994EP0618601A1 Microswitch
10/05/1994EP0617835A1 Electrical appliance, in particular steering column switch for motor vehicles
10/05/1994EP0617833A1 Process for pre-soldering a contact base for an electric circuit component and semi-finished product for use as a contact base.
09/1994
09/29/1994DE4309132A1 Electrical contact switch
09/28/1994CN1092903A Ag/Cu/Ag-Cu-Zn contactor composite and making method thereof
09/27/1994US5350891 Servomotor remote control switch
09/22/1994DE4409010A1 Electromagnetic switching device
09/21/1994EP0616348A1 Molded case circuit breaker operating mechanism crossbar assembly
09/15/1994DE4406682A1 Magnet coil, magnetic contactor with a magnet coil, and a manufacturing method for a magnet coil
09/14/1994EP0615405A1 Machining and assembling system for small objects
09/13/1994US5347250 Electromagnetic switching device
09/13/1994US5345671 Process of making a sensing edge with a failsafe sensor
09/07/1994CN1091856A Contacts material for vacuum valve and method of manufacturing the same
09/06/1994US5345050 Switch actuating assembly
09/01/1994WO1994019814A1 Improvements in composite electrical contacts
08/1994
08/31/1994EP0613159A2 Switching device for mounting and switching load break switches
08/31/1994CN1091548A Contact material and manufacturing method of the same
08/30/1994US5343365 PCB relay having an improved terminal structure
08/30/1994US5343008 Sealed switch
08/18/1994DE4322648C1 Apparatus having a coil with four legs
08/16/1994US5338618 Electric contact material and electric contact using said material
08/16/1994US5338505 Silver base electrical contact material and method of making the same
08/10/1994EP0609601A2 Contact material for vacuum interrupter and method of making the same
08/03/1994EP0316455B1 Production of contact block
08/03/1994CN2173452Y Semiautomatic check table for air relay
08/02/1994US5334810 Combination lock and switch mount
08/02/1994US5334034 Chip card reader with an end position switch
07/1994
07/26/1994US5332992 Security alarm switch
07/19/1994US5331302 Miniature transfer relay
07/19/1994US5331126 Pressure switch apparatus for monitoring pressure level in an enclosed chamber and methods of calibrating same and for making a movable contact arm for use therewith
07/19/1994US5331124 Wireless floating horn switch
07/19/1994US5330702 Process for producing CuCr contact pieces for vacuum switches as well as an appropriate contact piece
07/19/1994US5330088 Copper
07/09/1994CA2112288A1 Circuit breaker retractable handle mechanism
07/06/1994EP0604856A2 Contact material and manufacturing method of the same
07/06/1994EP0604470A1 Process for detecting mechanical parameters of an electric switching device.
07/06/1994CN1089059A Bicolor photoluminescent plastic button and mfg. method thereof
06/1994
06/28/1994US5324901 Contact device for a changer relay
06/28/1994US5323632 Calking structure and jig intended for calking
06/23/1994DE4243019A1 Method and appts. for producing a stack of plates for arc-quench chamber
06/22/1994EP0602538A1 Reed switch and manufacturing process for suspended three-dimensional metallic microstructures
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