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Class Information
Number: 361/607
Name: Electricity: electrical systems and devices > Housing or mounting assemblies with diverse electrical components > For electrical power distribution systems and devices > Electrical switchgear > Truck type > With interlock
Description: Subject matter wherein a mechanism is provided for (a) governing or controlling an operation of a switch or (b) controlling insertion or withdrawal of a draw-out carriage.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7095113 |
Semiconductor device with interlocking clip |
Aug. 22, 2006 |
| 6545859 |
Automatically operating interlock assembly for electrical cabinets |
Apr. 8, 2003 |
| 6388868 |
Automatically operating interlock assembly requiring an electrical cabinet to be closed before connection of the equipment therein |
May. 14, 2002 |
| 5726401 |
Cable/crossbar interlock system for circuit breakers |
Mar. 10, 1998 |
| 5691518 |
Sliding trigger interlock and secondary disconnect contacts for drawout switches |
Nov. 25, 1997 |
| 5623135 |
Power source switching device with plural interlocking elements |
Apr. 22, 1997 |
| 4937403 |
Power source switching device |
Jun. 26, 1990 |
| 4926286 |
Enclosed switchboard |
May. 15, 1990 |
| 4914549 |
Circuit breaker movement mechanism |
Apr. 3, 1990 |
| 4814942 |
Drawout switchgear cell frame |
Mar. 21, 1989 |
| 4768132 |
Disconnect contact arrangement for switchgear movably arranged at guides |
Aug. 30, 1988 |
| 4743715 |
Draw-in and draw-out mechanism of an electrical circuit breaker with main and auxiliary circuits |
May. 10, 1988 |
| 4713501 |
Partitioned switching panel with insertable switching carriage and adjustable shutter mechanism |
Dec. 15, 1987 |
| 4703137 |
Electric switchgear with a pull-out frame and a switching device that can be inserted therein |
Oct. 27, 1987 |
| 4565908 |
Drawout switchgear apparatus with retractable shutter mechanism for terminal stabs |
Jan. 21, 1986 |
| 4482936 |
Drawer type enclosed switchboard with automatic grounding device |
Nov. 13, 1984 |
| 4432036 |
Switchgear with stab-positioning system |
Feb. 14, 1984 |
| 4427854 |
Racking mechanism for motor control center |
Jan. 24, 1984 |
| 4285026 |
Parallel plane shutter for LK breaker |
Aug. 18, 1981 |
| 4272798 |
Composite groundable barrier for switchgear and grounding apparatus |
Jun. 9, 1981 |
| 4236189 |
Enclosed switchboard |
Nov. 25, 1980 |
| 4216521 |
Composite groundable barrier for switchgear |
Aug. 5, 1980 |
| 4202028 |
Ground and test apparatus with indicia means |
May. 6, 1980 |
| 4086452 |
Isolating switch shutter assembly for high voltage motor starter |
Apr. 25, 1978 |
| RE29381 |
Electrical switchgear with primary and secondary switch means associated with current transformer |
Aug. 30, 1977 |
| 4017698 |
Draw-out type circuit interrupter with modular construction |
Apr. 12, 1977 |
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