Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Handle blocking means for circuit breaker

Handle blocking means for circuit breaker

US Patent 4300030 · Granted Nov 10, 1981

Estimated economic value: $2,539,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Signal accessory for a molded case circuit breaker2005
Signal accessory for a molded case circuit breaker2005
Signal accessory for a molded case circuit breaker2003
Shunt trip device for a molded case circuit breaker2002
Bi-metal trip unit for a molded case circuit breaker2002
Stationary line bus assembly2002
Thermal-magnetic trip unit with adjustable magnetic tripping2001
ARC chute for a molded case circuit breaker2001
Bi-metal trip unit for a molded case circuit breaker2001
Method for thermally calibrating circuit breaker trip mechanism and associated t2000
Circuit breaker combination thermal and magnetic trip actuator2000
Remote controlled circuit breaker2000