Claims
- 1. A molded case circuit breaker comprising:
- a molded plastic case having an angled recess and being bent against said second end formed on a bottom surface thereof, said angled recess being accessible from an exterior of said case;
- a pair of separable contacts arranged within said case;
- an operating mechanism within said case proximate said contacts and biased for separating said contacts by means of an over-center spring;
- a latch assembly within said case and operably arranged for preventing said operating mechanism from separating said contacts;
- an operating handle operably arranged with said operating mechanism for opening and closing said contacts; and
- a support frame carrying said operating mechanism, said support frame comprising a pair of opposing side frames terminating in a pair of bifurcated end pieces, having first and second ends, said first end having an angular configuration extending within said angled recess to retain said support frame within said case.
- 2. The circuit breaker of claim 1 wherein said first end abuts second end.
- 3. The circuit breaker of claim 1 wherein said first end is perpendicular to said second end.
- 4. A method of attaching a circuit breaker operating mechanism to a circuit breaker case comprising the steps of:
- providing a circuit breaker operating mechanism having a support frame with an extending bifurcated leg;
- providing a circuit breaker case having a recess formed in a bottom thereof and an aperture adjacent said recess;
- positioning said operating mechanism within said case;
- arranging said bifurcated leg within said aperture;
- inserting a forming tool through said aperture and forcing one part of said bifurcated leg against another part of said bifurcated leg;
- displacing said one part of said bifurcated leg into said recess within said circuit breaker case.
Parent Case Info
This is a Divisional, of application Ser. No. 092,962, filed Sept. 3, 1987, U.S. Pat. No. 4,289,848.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4752755 |
Nakano et al. |
Jun 1988 |
|
Divisions (1)
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Number |
Date |
Country |
Parent |
92962 |
Sep 1987 |
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