Heat collector for smoke alarm

Description

FIG. 1 is a top perspective view of a heat collector for a smoke alarm showing my new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is an enlarged side elevational view taken in the direction of the arrows along line 3--3 in FIG. 2;

FIG. 4 is a bottom perspective view thereof;

FIG. 5 is an enlarged bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D236096 July 1975 Sweany
2476958 July 1949 Cahubauc et al.
3900795 August 1975 Larsen et al.
4236822 December 2, 1980 Jaretsky et al.
Patent History
Patent number: D283989
Type: Grant
Filed: Aug 9, 1984
Date of Patent: May 27, 1986
Inventor: Laurence Chen (Rancho Palos Verdes, CA)
Primary Examiner: B. J. Bullock
Assistant Examiner: Suzanne N. Gitlin
Law Firm: Knobbe, Martens, Olson & Bear
Application Number: 6/639,244
Classifications
Current U.S. Class: D10/106