Call button indicator for an elevator

- Otis Elevator Company
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Description

FIG. 1 is a front elevational view of a call button indicator for an elevator showing my new design, with the broken lines showing for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a left side elevational view thereof, with the right side being a mirror image;

FIG. 3 is a top plan view thereof, with the bottom being a mirror image.

Referenced Cited
U.S. Patent Documents
D60383 February 1922 Steeple
D186890 December 1959 Brounn
D253940 January 15, 1980 Bedel
D297407 August 30, 1988 Yandek et al.
D305019 December 12, 1989 Pena et al.
1230643 June 1917 Anderson
2525769 October 1950 Bruns
4794211 December 27, 1988 Hibbert et al.
Patent History
Patent number: D315527
Type: Grant
Filed: May 12, 1989
Date of Patent: Mar 19, 1991
Assignee: Otis Elevator Company (Farmington, CT)
Inventors: John M. Kulikowski (Glastonbury, CT), William Weirsman (Woodbridge, CT)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: William W. Jones
Application Number: 7/351,145
Classifications
Current U.S. Class: Elevator Signal Or Call Unit (D10/108); Button Operated (D13/171); D/8353