Circuit breaker
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Description
FIG. 1 is a bottom plan view of a circuit breaker showing my new design;
FIG. 2 is a left side elevational view thereof, the right side being a mirror image;
FIG. 3 is a top plan view thereof;
FIG. 4 is an elevational view of one end thereof, the other end being a mirror image;
FIG. 5 is a fragmentary perspective view thereof;
FIG. 6 is a fragmentary top perspective view thereof; and
FIG. 7 is a fragmentary bottom perspective view of a second embodiment of the circuit breaker.
The undisclosed portions of the second embodiment which is partially shown in FIG. 7, are identical to the portions shown in the first embodiment.
Referenced Cited
U.S. Patent Documents
Other references
D163736 | June 1951 | Brangert, Jr. |
D203271 | December 1965 | Camp |
D221861 | September 1971 | Davis |
D230275 | February 1974 | Mune |
D233241 | October 1974 | Mune |
D254667 | April 8, 1980 | Sare |
D274326 | June 19, 1984 | Harper |
4389555 | June 21, 1983 | Guinan |
- Square D Company advertisement, House & Home, Aug. 1960, p. 84.
Patent History
Patent number: D281156
Type: Grant
Filed: Apr 20, 1983
Date of Patent: Oct 29, 1985
Assignee: Airpax Corporation (Cambridge, MD)
Inventor: George S. Harper (Cambridge, MD)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Saidman, Sterne, Kessler & Goldstein
Application Number: 6/486,450
Type: Grant
Filed: Apr 20, 1983
Date of Patent: Oct 29, 1985
Assignee: Airpax Corporation (Cambridge, MD)
Inventor: George S. Harper (Cambridge, MD)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Saidman, Sterne, Kessler & Goldstein
Application Number: 6/486,450
Classifications
Current U.S. Class:
D13/34