EP 0139749 A4 19871125 - CIRCUIT BREAKER.
Title (en)
CIRCUIT BREAKER.
Title (de)
AUSSCHALTER.
Title (fr)
COUPE-CIRCUIT.
Publication
Application
Priority
US 48671683 A 19830420
Abstract (en)
[origin: WO8404423A1] A circuit breaker (10) is constructed to maximize the range of current over which it may operate, and to enhance its safety of operation in both single-pole and multipole embodiments. Improved operating structures are disclosed for both the manual (26) and automatic (44, 46) modes of operation in single-pole or multipole embodiments.
IPC 1-7
IPC 8 full level
H01H 73/36 (2006.01); H01H 71/10 (2006.01); H01H 71/44 (2006.01)
CPC (source: EP)
H01H 71/1027 (2013.01); H01H 71/446 (2013.01)
Citation (search report)
- US 3970976 A 19760720 - NICOL RONALD
- US 2923795 A 19600202 - MARTIN PAUL S
- GB 1131874 A 19681030 - HEINEMANN ELECTRIC CO
- FR 1235737 A 19600708
- DE 2615902 B1 19770908 - BARLIAN REINHOLD
- US 3646487 A 19720229 - BRACKETT LAWRENCE W SR
- US 3426301 A 19690204 - BODGE CLIFFORD A
- US 3505621 A 19700407 - KNECHT GEORGE W
- FR 2285707 A1 19760416 - OTTERMILL LTD [GB]
- FR 2455351 A1 19801121 - WEBER AG FAB ELEKTRO [CH]
- US 2267917 A 19411230 - HICKMAN ALBERT F
Designated contracting state (EPC)
FR
DOCDB simple family (publication)
WO 8404423 A1 19841108; CA 1236869 A 19880517; DE 3490209 C2 19901206; DE 3490209 T 19851017; EP 0139749 A1 19850508; EP 0139749 A4 19871125; GB 2140209 A 19841121; GB 2140209 B 19880330; GB 2149218 A 19850605; GB 2149218 B 19880323; GB 2175142 A 19861119; GB 2175142 B 19880323; GB 2176056 A 19861210; GB 2176056 B 19880323; GB 8325673 D0 19831026; GB 8429885 D0 19850103; GB 8613984 D0 19860716; GB 8613985 D0 19860716; JP H0697590 B2 19941130; JP S60500691 A 19850509
DOCDB simple family (application)
US 8400609 W 19840420; CA 452412 A 19840419; DE 3490209 A 19840420; DE 3490209 T 19840420; EP 84901891 A 19840420; GB 8325673 A 19830926; GB 8429885 A 19841127; GB 8613984 A 19860609; GB 8613985 A 19860609; JP 50181884 A 19840420