Conductor subhousing for a circuit breaker

(19)

(11)

EP 0 977 232 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	21.03.2001 Bulletin 2001/12

(43)	Date of publication A2:
	02.02.2000 Bulletin 2000/05

(21)	Application number: 99114345.4

(22)	Date of filing: 21.07.1999

(51)	International Patent Classification (IPC)⁷: H01H 71/02, H01H 11/06, H01H 71/08

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
	Designated Extension States:
	AL LT LV MK RO SI

(30)

Priority:

28.07.1998 US 123275

(71)	Applicant: EATON CORPORATION
	Cleveland, Ohio 44114-2584 (US)

(72)	Inventor:
	Gula, Lance Clinton, Pennsylvania 15026 (US)

(74)	Representative: Wagner, Karl H., Dipl.-Ing. et al
	WAGNER & GEYER Patentanwälte Gewürzmühlstrasse 5 80538 München 80538 München (DE)

(54)	Conductor subhousing for a circuit breaker

(57) This concerns a molded case circuit breaker 10 including slot motor 54, arc chute A80, operating mechanism, stationary main contact 64 and line terminal arrangement 171. The stationary main terminal 64, line terminal 71 arrangement is assembled in a separate member and inserted into the bottom of the circuit interrupter in one piece with a line terminal portion being fed through a narrow opening 112 in an internal vertical wall 115 of the circuit interrupter. The fixed contact 64 and its u-shaped contact arm 68 and conductor member 128 is snugly dispose within the assembled molded case circuit interrupter with reduced openings between the arc chamber thereof and other portions of the circuit interrupter.

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