Push button switch

- Illinois Tool Works Inc.
Description

FIG. 1 is a perspective view of a push button switch depicting my invention;

FIG. 2 is a side elevational view taken toward the right side of FIG. 1, the left side elevational being identical;

FIG. 3 is an end elevational view taken toward the left end in FIG. 1, the right end elevational view being identical;

FIG. 4 is a bottom plan view of a push button switch depicting my invention;

FIG. 5 is a top plan view of a preferred embodiment of a push button switch depicting my invention; and,

FIG. 6 is a top plan view of a push button switch depicting a second embodiment of my invention. All other views are the same as to first embodiment except for the top surface of the button.

Referenced Cited
U.S. Patent Documents
D302149 July 11, 1989 Ozeki
D316540 April 30, 1991 Hirose
3317698 May 1967 Mansfield
3849621 November 1974 Habecker
4354076 October 12, 1982 Lutzenberger
Foreign Patent Documents
2833186 February 1980 DEX
1436962 May 1976 GBX
2080029 January 1982 GBX
Other references
  • Series 920000 pushbutton switch on pp. 5-13 of Switchcraft catalog .RTM.1989. Pushbutton switches on p. D of Augat Alcoswitch catalog .RTM.1990. MLP series switches on p. D5 of Augat Alcoswitch catalog .RTM.1990. NKK JB15 series switches on p. 609 of Allied Electronics catalog .RTM.1990.
Patent History
Patent number: D340224
Type: Grant
Filed: Jun 9, 1992
Date of Patent: Oct 12, 1993
Assignee: Illinois Tool Works Inc. (Glenview, IL)
Inventor: Joseph J. Gierut (Glenview, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: J. Sincavage
Attorneys: Thomas W. Buckman, Donald J. Breh
Application Number: 7/895,869
Classifications
Current U.S. Class: Button Operated (D13/171)