Combined call button indicator and wall plate for elevators

- Otis Elevator Company
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Description

FIG. 1 is a perspective view of a combined call button indicator and wall plate for elevators showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof, with the bottom plan view being identical; and,

FIG. 4 is a side elevational view thereof with the opposite side being identical.

Referenced Cited
U.S. Patent Documents
D155871 November 1949 Brounn et al.
D176279 December 1955 Patriguin
D186890 December 1959 Brounn
D268026 February 22, 1983 Bevilaqua et al.
D318632 July 30, 1991 Polacek et al.
D324511 March 10, 1992 Ginther et al.
Other references
  • Elevator World, Feb. 1992, p. 82, advertisement by E.S. Elevator Specialties. Sugarloaf, E. S. Elevator Specialties, 1 page, date at least as early as Feb. 1992. The Laborsaver Button Station, Regency Elevator Products Corporation, 2 pages, date at least as early as Apr. 1992.
Patent History
Patent number: D392907
Type: Grant
Filed: Jun 18, 1996
Date of Patent: Mar 31, 1998
Assignee: Otis Elevator Company (Farmington, CT)
Inventor: Jay S. Buckley, III (Morristown, NJ)
Primary Examiner: Marcus A. Jackson
Application Number: 0/56,239
Classifications
Current U.S. Class: Elevator Signal Or Call Unit (D10/108)
International Classification: 1005;