Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 31 - Air-break switches for high tension without arc-extinguishing or arc-preventing means
Patents for H01H 31 - Air-break switches for high tension without arc-extinguishing or arc-preventing means (5,099)
02/2001
02/22/2001WO2001013399A1 Non-venting cutout mounted fuse
02/15/2001WO2001011640A1 Switch actuator
02/15/2001DE19938422A1 Medium voltage earthing switch has gas generator for blowing insulating gas onto contact and switch-on arc
02/14/2001EP1075704A1 Housing for fused switch
02/08/2001DE10020345A1 Stromversorgungsabschalteinrichtung Stromversorgungsabschalteinrichtung
01/2001
01/24/2001CN1061181C Switching device
01/18/2001DE19934674A1 Low voltage distribution arrangement has cable outlets at side of bus bar and 6-pole switch
01/17/2001EP1068659A1 Encapsulating module with a three-phase switching device for a gas-insulated high-voltage switching installation
01/17/2001EP1068624A1 Encapsulating module with a three-position switch integrated into a current path for a gas-insulated switchgear installation
01/10/2001EP1066643A1 High voltage system having at least one device for optically detecting a parameter
01/04/2001DE10021722A1 Power-supply interruption device for electric vehicle, includes service plug with lever which is pushed down horizontally so as to detect conduction condition of load and power-supply bus bars
12/2000
12/19/2000US6163002 Vacuum circuit interrupter with contact structure including support pins
12/07/2000WO2000074095A1 Operating mechanism for autorecloser with series disconnector
12/07/2000CA2373539A1 Operating mechanism for autorecloser with series disconnector
12/06/2000CN2409600Y Rotary isolation switch
11/2000
11/29/2000CN1275240A Step switch with selector
11/22/2000EP1054419A1 High tension isolating switch with a mobile contact movable at high speed
11/22/2000CN1274184A 开关 Switch
11/16/2000WO2000069041A1 Vacuum switch gear
11/15/2000CN1273687A Vacuum switch and vacuum switch gear using the vacuum switch
11/15/2000CN1273686A Vacuum switch and vacuum switch gear using the vacuum switch
11/15/2000CN1273685A Vacuum switch and vacuum switchgear using the switch
11/15/2000CN1273683A Vacuum switch gear
11/15/2000CN1273682A Vacuum switchgear
11/08/2000CN1272950A Vacuum switch and vacuum switch gear using vacuum switch
11/07/2000US6144005 Vacuum switch and a vacuum switchgear using the same
11/02/2000EP1049123A1 Control device with three positions for electrical apparatus
10/2000
10/31/2000US6139347 Fixing terminal and an electrical connection module for a plug-in circuit breaker
10/26/2000CA2306675A1 Three-position control device for electrical equipment
10/25/2000EP1047169A2 Vacuum insulated switch gear
10/25/2000CN1271471A Switch gear
10/25/2000CN1271172A Switch device and special height metal closed switch device
10/19/2000WO2000062318A1 Manually operated actuating device and method
10/19/2000DE19917403A1 Sicherungslasttrennschalter in Leistenbauform für NH-Sicherungen Switch fuse in-line design for NH fuse links
10/18/2000EP1045498A2 Vacuum insulated switch gear
10/18/2000EP1045414A1 Load break switch with low-voltage high-power fuses
10/18/2000CN1270404A Switch
10/18/2000CN1270402A Operating device for ground switch for switchgears, especially for moderate voltage ones
10/11/2000CN1269591A Switch device and power drived switch apparatus
10/10/2000US6130391 Method of manually operating an actuating device
10/04/2000EP1041593A2 Switch gear and power switching apparatus
10/04/2000CN1268760A Mechanism for operating three position switch e. g. off/star/delta
09/2000
09/21/2000DE19850199C1 Current rail breaker switch for electrical switchgear has operating drive attached to drive disc with crank arms for movement of carriers for contact fingers providing current path between 2 current rails
09/20/2000EP1037222A2 Circuit breaker
09/20/2000EP0808523B1 Air insulated switchgear with operating device for effect circuit breaker
09/12/2000US6118091 Circuit breaker device
09/05/2000US6114647 Bellows and vacuum switch using the bellows
08/2000
08/31/2000WO2000051150A1 Drive device for a switching device, especially for earthing switches of medium-voltage switchgear
08/31/2000DE19907887A1 Steuerscheibe für Getriebe eines Trennschalters und ein Verfahren zur Herstellung einer solchen Steuerscheibe Control disk for transmission of a disconnect switch and a method for producing such a control disc
08/30/2000EP1032006A2 Control device
08/30/2000EP1032002A2 Control disc for driving a sectionaliser and process of making it
08/30/2000CN1264911A Multi-pole breaker assembly
08/30/2000CN1264908A Controller
08/30/2000CN1264907A Circular cam for driving gear of isolating switch and its making method
08/24/2000DE19907698A1 Low voltage distribution device with dual switchable fuse strip has switching straps that give for easy insertion into slot-shaped openings of connecting contacts or bus bar slot
08/22/2000US6107592 Vacuum switching apparatus
08/16/2000EP1028447A1 Vacuum switchgear
08/16/2000CN1263633A Arcing switch device
08/09/2000CN1262521A Vacuum switch apparatus
08/09/2000CN1055347C Isolated switch automatic and safety monitoring device
07/2000
07/26/2000EP1022761A2 Vacuum switching apparatus
07/26/2000EP1022757A1 Multipolar breaker assembly
07/25/2000US6093901 Manually operated actuating device
07/19/2000EP1020970A1 Switch gear
07/19/2000EP0934598A4 Vertical antitracking skirts
07/19/2000CN1260618A Gas-insulated three-phase type packaged switch apparatus
07/19/2000CN1054696C Locking mechanism for in-line switch
07/18/2000US6091032 Tap changer
07/11/2000US6086398 Terminal connection device
07/06/2000WO2000039827A1 Fuse system which can be inserted into a portable housing
07/05/2000EP1016104A1 Transformer system provided with a decoupling system
07/05/2000CN2386524Y Automatic trip knife locking device
07/05/2000CA2292050A1 Multi-pole breaker assembly
06/2000
06/29/2000DE19957392A1 Gas insulated, three-phase encapsulated switching system for power distribution system
06/29/2000DE19860423A1 In ein Traggehäuse einführbare Sicherungsanordnung In a support housing insertable security device
06/21/2000CN2384305Y Operator for high-voltage load switch
06/20/2000US6078008 Portable load-breaking and load returning apparatus
06/15/2000DE19857170A1 Switchgear with a vacuum switch chamber for loading, isolating, grounding and protecting against overload and short-circuits includes movable contact stems with movable contacts under pressure from a disconnecting spring.
06/14/2000CN1256503A Vacuum switch device
06/07/2000EP1006548A1 High tension switch
06/07/2000CN2382120Y Indoor A. C. high voltage isolative switch
05/2000
05/31/2000EP1005058A2 Vacuum switchgear
05/31/2000EP1004159A1 A link switch
05/31/2000DE19633524C2 Leistungsschaltanlage mit Trennfunktion Circuit-breaker with isolating function
05/17/2000CN1253369A Power mains breaker
05/11/2000WO2000026929A1 Quick-release switch with forced opening with improved mounting tolerance
05/11/2000DE19837869C1 Schaltvorrichtung zum Zu- und Abschalten oder Erden von Streckenabschnitten bei Fahrleitungsanlagen Switching means for connecting and disconnecting or earthing line sections in contact lines
05/10/2000EP0999569A2 Power switch
05/10/2000CN1252611A Terminal connector
05/10/2000CN1052331C Grunding switch gear device
05/04/2000DE19850396A1 Leistungsschalter Circuit breaker
04/2000
04/26/2000CN2376072Y Overload protective circuit breaker
04/13/2000WO2000021108A1 Vacuum switch and vacuum switch gear using the vacuum switch
04/13/2000WO2000021107A1 Vacuum switch and vacuum switch gear using the vacuum switch
04/13/2000WO2000021106A1 Vacuum switch and vacuum switchgear using the switch
04/13/2000WO2000021105A1 Vacuum switch gear
04/13/2000WO2000021104A1 Vacuum switch and vacuum switch gear
04/12/2000EP0992046A2 Low-voltage power switch with an actuating shaft
03/2000
03/29/2000CN2371662Y Low-voltage knife-shaped isolator
03/29/2000CN2371661Y High-voltage outdoor double-pole isolating switch
1 ... 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51