Push button switch

Description

FIG. 1 is a front elevational view of a push button switch showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a top perspective view thereof.

Referenced Cited
U.S. Patent Documents
D297727 September 20, 1988 Saito
D301136 May 16, 1989 Saito
3517637 June 1970 Kaiser
4749832 June 7, 1988 Schlosser
Other references
  • Keypad Switches on p. 240 of Designer News, 7-7-86. Button Switches on p. 268 of 1986 Allied Catalog. Keypad Switches on p. 23 of New Equipment Digest 3-89.
Patent History
Patent number: D316540
Type: Grant
Filed: Mar 31, 1989
Date of Patent: Apr 30, 1991
Assignee: Nihon Kaiheiki Kogyo Kabushiki Kaisha
Inventor: Kenichi Hirose (Tokyo)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Joel Sincavage
Law Firm: Steinberg & Raskin
Application Number: 7/330,884
Classifications
Current U.S. Class: Button Operated (D13/171)