Interrupter switch

- S&C Electric Company
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Description

FIG. 1 is a perspective view of an interrupter switch showing our new design in an open position for the purpose of disclosure;

FIG. 2 is a left side elevational view of the interrupter switch in closed position;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
2954450 November 1958 Mikos
3308259 March 1967 Hulteen et al.
3647996 March 1972 Bernatt et al.
3787651 January 1974 Chabala et al.
4013852 March 22, 1977 Roberts et al.
4103129 July 25, 1978 Evans et al.
4107487 August 15, 1978 Evans
4126773 November 21, 1978 Bernatt et al.
Foreign Patent Documents
0528216 July 1956 CAX
0912621 October 1972 CAX
Other references
  • S&C Photo Sheet 765-700 dated Nov. 14, 1988 (4 pages). S&C Descriptive Bulletin 761-30 dated Apr. 18, 1984 (28 pages). S&C Information Bulletin 102 dated Apr. 1989.
Patent History
Patent number: D310823
Type: Grant
Filed: Nov 18, 1988
Date of Patent: Sep 25, 1990
Assignee: S&C Electric Company (Chicago, IL)
Inventors: Leonard V. Chabala (Maywood, IL), Edward J. Rogers (Chicago, IL)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Joel Sincavage
Attorney: James V. Lapacek
Application Number: 7/273,437
Classifications
Current U.S. Class: Blade Or Pivoting Contact (D13/175)