Smoke alarm

Description

FIG. 1 is a front elevational view of a smoke alarm showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof, the right side elevational view being a mirror image;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front elevational view of a second embodiment thereof;

FIG. 7 is a rear elevational view of the embodiment of FIG. 6;

FIG. 8 is a left side elevational view of the embodiment of FIG. 6, the right side elevational view being a mirror image;

FIG. 9 is a top plan view of the embodiment of FIG. 6;

FIG. 10 is a front elevational view of a third embodiment thereof;

FIG. 11 is a rear elevational view of the embodiment of FIG. 10;

FIG. 12 is a left side elevational view of the embodiment of FIG. 10, the right side elevational view being a mirror image;

FIG. 13 is a top plan view of the embodiment of FIG. 10;

FIG. 14 is a front elevational view of a fourth embodiment thereof;

FIG. 15 is a rear elevational view of the embodiment of FIG. 14;

FIG. 16 is a left side elevational view of the embodiment of FIG. 14, the right side elevational view being a mirror image;

FIG. 17 is a top plan view of the embodiment of FIG. 14;

FIG. 18 is front elevational view of a fifth embodiment thereof;

FIG. 19 is a rear elevational view of the embodiment of FIG. 18;

FIG. 20 is a left side elevational view of the embodiment of FIG. 18, the right side elevational view being a mirror image; and,

FIG. 21 is a top plan view of the embodiment of FIG. 18.

The bottom plan views of the embodiments of FIGS. 6, 10, 14, and 18 are identical to the bottom plan view of the first embodiment shown in FIG. 4.

Referenced Cited
U.S. Patent Documents
D245322 August 9, 1977 White
D246578 December 6, 1977 White
D247163 February 7, 1978 White
D329393 September 15, 1992 Hawkins
D330172 October 13, 1992 Rihm
2522020 September 1950 Deyo
3943499 March 9, 1976 Dunphy
4525703 June 25, 1985 Bellino
4623878 November 18, 1986 Schoenwetter
4796015 January 3, 1989 Admire, Jr.
4904988 February 27, 1990 Nesbitt
4954816 September 4, 1990 Mattison
Patent History
Patent number: D341331
Type: Grant
Filed: Jan 27, 1992
Date of Patent: Nov 16, 1993
Inventor: Kenneth E. Richards, Jr. (S. Portland, ME)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: Richard C. Litman
Application Number: 7/825,877
Classifications
Current U.S. Class: D10/106; Treetop Type (D11/124)