Photoelectric smoke detector

- Hochiki Kabushiki Kaisha
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of my photoelectric smoke detector;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a rear side view thereof;

FIG. 8 is a is a sectional view along line A--A of FIG. 2 (inner mechanism not shown); and,

FIG. 9 is a sectional view along line B--B of FIG. 2 (inner mechanism not shown).

Referenced Cited
U.S. Patent Documents
D271671 December 6, 1983 Thornton, Jr.
D276708 December 11, 1984 Simpson
D339078 September 7, 1993 Beklke
Patent History
Patent number: D412296
Type: Grant
Filed: Nov 12, 1998
Date of Patent: Jul 27, 1999
Assignee: Hochiki Kabushiki Kaisha (Tokyo)
Inventor: Yoshimi Kawabata (Sagamihara)
Primary Examiner: Marcus A. Jackson
Law Firm: Lackenbach Siegel Marzullo Aronson & Greenspan, P.C.
Application Number: 0/96,575
Classifications
Current U.S. Class: D10/106
International Classification: 1005;