Motion detection wall switch

- The Watt Stopper
Description

FIG. 1 is a front and upper right perspective view of a motion detection wall switch showing my new design;

FIG. 2 is a top plan view of the wall switch of FIG. 1;

FIG. 3 is a front plan view of the wall switch of FIG. 1;

FIG. 4 is a left side plan view of the wall switch of FIG. 1;

FIG. 5 is a right side plan view of the wall switch of FIG. 1;

FIG. 6 is a back plan view of the wall switch of FIG. 1; and,

FIG. 7 is a bottom plan view of the wall switch of FIG. 1.

Referenced Cited
U.S. Patent Documents
D196586 October 1963 Reiner
D327471 June 30, 1992 Frick
4876445 October 24, 1989 McMaster
4973801 November 27, 1990 Frick et al.
5015994 May 14, 1991 Hoberman et al.
5128654 July 7, 1992 Griffin et al.
Other references
  • Watt Watcher light switch on p. 84 of Electrical Construction & Maintence Jan. 1990. Motion detector switches on p. 48 of Electrical Construction & Maintence Dec. 1989. Advertisement "Brainy light switch", The Wall Street Journal, Friday, Dec. 13, 1991.
Patent History
Patent number: D343386
Type: Grant
Filed: Jan 28, 1992
Date of Patent: Jan 18, 1994
Assignee: The Watt Stopper (Santa Clara, CA)
Inventor: Dennis Mueller (Orangevale, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Joel Sincavage
Law Firm: Townsend and Townsend Khourie and Crew
Application Number: 7/828,582
Classifications