Circuit breaker with arc shielded contact arm

Details Circuit breaker with arc shielded contact arm Circuit breaker with arc shielded contact arm

1987-06-15

1987-12-29

Macon, Robert S.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200305, H01H 3308, H01H 930

Patent

active

047162651

ABSTRACT:
To prevent a separation arc from migrating along the movable contact arm 12 of a circuit breaker and welding its biasing spring 14, the arm is protected by an insulating shield 22 underlying its lower face, flanking its sides, and having outwardly extending tabs 22c underlying the spring halves.

REFERENCES:
patent: 4075446 (1978-02-01), Aadahl
patent: 4459445 (1984-07-01), Hisatsune et al.
patent: 4581511 (1986-04-01), Leone

Affiliated with

Also associated with

Rating

Circuit breaker with arc shielded contact arm does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Circuit breaker with arc shielded contact arm, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Circuit breaker with arc shielded contact arm will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-464132