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Class Information
Number: 218/120
Name: High-voltage switches with arc preventing or extinguishing devices > Arc preventing or extinguishing devices > Vacuum > Polyphase > Operating mechanism structure or arrangement
Description: Subject matter wherein details of the structure or arrangement of parts of the polyphase vacuum switch are included.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7579571 |
Visible open indicator |
Aug. 25, 2009 |
| 7534976 |
Vacuum recloser |
May. 19, 2009 |
| 7501598 |
Connector system for an insulated switch with provision for grounding and visible break |
Mar. 10, 2009 |
| 7488916 |
Vacuum switchgear assembly, system and method |
Feb. 10, 2009 |
| 7479612 |
Spindle drive for a switch disconnector and/or grounding switch |
Jan. 20, 2009 |
| 7473863 |
High voltage operating rod sensor and method of making the same |
Jan. 6, 2009 |
| 7425687 |
Vacuum insulated switchgear |
Sep. 16, 2008 |
| 7304262 |
Vacuum encapsulation having an empty chamber |
Dec. 4, 2007 |
| 7244903 |
Vacuum switchgear |
Jul. 17, 2007 |
| 7186942 |
Three-position vacuum interrupter disconnect switch providing current interruption, disconnection and grounding |
Mar. 6, 2007 |
| 7098418 |
Vacuum circuit breaker, vacuum circuit breaker contact slow closing method, and contact erosion measuring method and contact gap length setting method using that slow closing method |
Aug. 29, 2006 |
| 7053327 |
Apparatus and method for use in circuit interrupters |
May. 30, 2006 |
| 7038157 |
Vacuum circuit breaker with coaxial coil for generating an axial magnetic field in the vicinity of the contact members of the circuit breaker |
May. 2, 2006 |
| 7019228 |
Method for controlling a displaceable electrical switching module |
Mar. 28, 2006 |
| 6946614 |
Circuit breakers |
Sep. 20, 2005 |
| 6930271 |
Circuit interrupter including linear actuator and manual pivot member |
Aug. 16, 2005 |
| 6927356 |
Enclosed switchgear |
Aug. 9, 2005 |
| 6897396 |
Switch gear and method of manufacturing thereof |
May. 24, 2005 |
| 6881917 |
Vacuum switchgear |
Apr. 19, 2005 |
| 6852939 |
Electrical circuit interrupting device |
Feb. 8, 2005 |
| 6794596 |
Electrical circuit interrupting device |
Sep. 21, 2004 |
| 6759617 |
Vacuum circuit breaker |
Jul. 6, 2004 |
| 6753493 |
Electrical circuit interrupting device |
Jun. 22, 2004 |
| 6747232 |
Vacuum contactor |
Jun. 8, 2004 |
| 6686553 |
Three-phase encapsulated high-voltage circuit breaker for outdoor use |
Feb. 3, 2004 |
| 6653918 |
Operating mechanism for autorecloser with series disconnector |
Nov. 25, 2003 |
| 6649854 |
Vacuum contactor with movable guide element |
Nov. 18, 2003 |
| 6600124 |
Safety interlock between a vacuum interrupter and a disconnect switch |
Jul. 29, 2003 |
| 6518531 |
Gas-insulated switchgear |
Feb. 11, 2003 |
| 6510046 |
Gas-insulated switchgear |
Jan. 21, 2003 |
| 6498315 |
High-voltage switching device having at least two-series-connected vacuum interrupters, and a method for operation of the high-voltage switching device |
Dec. 24, 2002 |
| 6495786 |
Vacuum exhaust element of vacuum switch |
Dec. 17, 2002 |
| 6483065 |
Methods and apparatus for current transmission through a circuit breaker |
Nov. 19, 2002 |
| 6444939 |
Vacuum switch operating mechanism including laminated flexible shunt connector |
Sep. 3, 2002 |
| 6410875 |
Electrical switchgear apparatus comprising a vacuum cartridge and a flexible electrical connector |
Jun. 25, 2002 |
| 6410874 |
Breaking module comprising a vacuum cartridge and fixing means, and an electrical switchgear apparatus comprising such a module |
Jun. 25, 2002 |
| 6410867 |
Bolted conical loading joint system |
Jun. 25, 2002 |
| 6396018 |
Power circuit switch |
May. 28, 2002 |
| 6373675 |
Operating apparatus for switching device |
Apr. 16, 2002 |
| 6268579 |
Vacuum switchgear |
Jul. 31, 2001 |
| 6259051 |
Vacuum switch and a vacuum switchgear using the same |
Jul. 10, 2001 |
| 6205018 |
Air insulated switchgear with operating device for effect circuit breaker |
Mar. 20, 2001 |
| 6198062 |
Modular, high-voltage, three phase recloser assembly |
Mar. 6, 2001 |
| 6156989 |
Multi-phase vacuum switch arrangement including an electromagnet actuating mechanism |
Dec. 5, 2000 |
| 6020567 |
Operation apparatus of circuit breaker |
Feb. 1, 2000 |
| 6018134 |
Main circuit switching apparatus |
Jan. 25, 2000 |
| 5955716 |
Interlock control for a circuit breaker and a disconnector |
Sep. 21, 1999 |
| 5864109 |
Terminal connection locking apparatus for vacuum circuit breaker |
Jan. 26, 1999 |
| 5834725 |
Circuit interrupter arrangement |
Nov. 10, 1998 |
| 5594223 |
Vacuum switch bulb type change over switch for on-load tap changer |
Jan. 14, 1997 |
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