Infra-red detector wall switch

- Burle Technologies, Inc.
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Description

FIG. 1 is a perspective view of an infra-red detector wall switch, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top 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 rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D253879 January 8, 1980 Jensen
D261740 November 10, 1981 Lederer
D264318 May 11, 1982 Guscott et al.
D286383 October 28, 1986 Kotlicki et al.
D296531 July 5, 1988 Kotlicki et al.
D303248 September 5, 1989 Fenne
D304442 November 7, 1989 Fenne
4510488 April 9, 1985 St. Jean et al.
Patent History
Patent number: D327471
Type: Grant
Filed: Aug 22, 1989
Date of Patent: Jun 30, 1992
Assignee: Burle Technologies, Inc. (Wilmington, DE)
Inventor: William C. Frick (Lancaster, PA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Sandra Morris
Attorney: Martin Fruitman
Application Number: 7/397,090
Classifications
Current U.S. Class: Button Operated (D13/171); D/8350; D/8353