Invention Grant
US09472359B2 Trip latch assemblies for circuit breakers and related circuit breakers 有权
用于断路器和相关断路器的跳闸组件

Trip latch assemblies for circuit breakers and related circuit breakers
Abstract:
Circuit breakers that include and/or a trip latch assembly that is configured to maintain open and closed energy status of the breaker. The trip latch assembly can include: a first stop cam held on a cam shaft; a second stop cam held on the cam shaft axially spaced apart from the first stop cam; a drive cam held on the cam shaft; a trip-open latch held on a trip latch shaft, (typically above) in cooperating alignment with the first stop cam; a trip-close latch held on the trip latch shaft above and in cooperating alignment with the second stop cam; a follower residing below and in communication with the drive cam; and a linkage attached to the follower and to a main shaft to open and close the breaker responsive to the position of the drive cam.
Information query
Patent Agency Ranking
0/0