Smoke detector

- Hochiki Corporation
Description

FIG. 1 is a front, top and right side perspective view of a smoke detector showing our new design;

FIG. 2 is a rear elevational view thereof with the smoke detector inverted;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view with the smoke detector upended;

FIG. 5 is a right side elevational view thereof in the position of FIG. 4; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D213028 December 1968 Walz
D215974 November 1969 Berns
D242133 November 1976 Fitzsimonds
D244362 May 17, 1977 Mayer
Patent History
Patent number: D256897
Type: Grant
Filed: Jun 28, 1978
Date of Patent: Sep 16, 1980
Assignee: Hochiki Corporation (Tokyo)
Inventors: Takeo Arima (Tokyo), Yoshinori Kaminaka (Sagamihara), Kazumi Kikuchi (Tokyo)
Primary Examiner: W. Stallard
Attorney: Richard C. Sughrue
Application Number: 5/919,654
Classifications
Current U.S. Class: D10/106; Element Or Attachment (D10/121)
International Classification: D1005;