Smoke detector

- Pittway Corporation
Description

FIG. 1 is an elevational view of a smoke detector showing my new design:

FIG. 2 is an elevational view thereof, 90.degree. removed from FIG. 1;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a fragmentary view in partial section taken along line 5--5 of FIG. 1.

Referenced Cited
U.S. Patent Documents
D220662 May 1971 Buhaer
D235629 July 1975 Steele
D238057 December 1975 Pearsall et al.
D269161 May 31, 1983 Fenne
D275187 August 21, 1984 Skarman
Patent History
Patent number: D308836
Type: Grant
Filed: Aug 10, 1987
Date of Patent: Jun 26, 1990
Assignee: Pittway Corporation (Northbrook, IL)
Inventor: Kenneth R. Fenne (Glen Ellyn, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Dressler, Goldsmith, Shore, Sutker & Milnamow, Ltd.
Application Number: 7/83,309
Classifications
Current U.S. Class: D10/106