Interrupter switch with circuit-parameter sensing features
Biller , et al. October 22, 1
U.S. patent number D320,977 [Application Number 07/331,571] was granted by the patent office on 1991-10-22 for interrupter switch with circuit-parameter sensing features. This patent grant is currently assigned to S&C Electric Company. Invention is credited to Bruce A. Biller, Joel A. Ramos, Henry W. Scherer, Roy T. Swanson.
| United States Patent | D320,977 |
| Biller , et al. | October 22, 1991 |
Interrupter switch with circuit-parameter sensing features
Claims
The ornamental design for an interrupter switch with circuit-parameter sensing features, as shown and described.
| Inventors: | Biller; Bruce A. (Chicago, IL), Ramos; Joel A. (Chicago, IL), Scherer; Henry W. (Mt. Prospect, IL), Swanson; Roy T. (North Riverside, IL) |
|---|---|
| Assignee: | S&C Electric Company
(Chicago, IL) |
| Appl. No.: | 07/331,571 |
| Filed: | March 30, 1989 |
| Current U.S. Class: | D13/160 |
| Field of Search: | ;D13/158,160,169,129-132 ;200/48R,48P,48A,48B,146R |
References Cited [Referenced By]
U.S. Patent Documents
| 3163736 | December 1964 | Mikos et al. |
| 3627939 | June 1970 | Myers |
| 4049936 | September 1977 | Frink et al. |
| 4541033 | September 1985 | Saito |
Other References
|
G&W Interrupter on p. 12 of Electrical Systems Design, 3-88.. |
Primary Examiner: Lucas; Susan J.
Assistant Examiner: Sincavage; J.
Attorney, Agent or Firm: Lapacek; James V.
Description
FIG. 1 is a perspective view of an interrupter switch with circuit-parameter sensing features showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof.
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