Title:
Universal interlock
United States Patent 2646474


Inventors:
Stratton, Robert L.
Application Number:
US13152449A
Publication Date:
07/21/1953
Filing Date:
12/07/1949
Assignee:
ITE CIRCUIT BREAKER LTD
Primary Class:
Other Classes:
74/483R
International Classes:
H01H9/26
View Patent Images:
US Patent References:
2531157Reciprocal dual circuit breaker double interlock mechanism1950-11-21
2381243Mechanical interlock1945-08-07
2358146Operating mechanism1944-09-12
2258150Circuit-controlling apparatus1941-10-07
2080964Interlocking switch mechanism1937-05-18
1796229Circuit controller1931-03-10
1250674N/A1917-12-18
0781134N/A1905-01-31