Modular alarm unit

- Pittway Corporation
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Description

FIG. 1 is a perspective view of a first embodiment modular alarm unit of the present invention;

FIG. 2 is a side view of the modular alarm unit shown in FIG. 1;

FIG. 3 is a front view of the modular alarm unit shown in FIG. 1;

FIG. 4 is a perspective view of a further embodiment modular alarm unit of the present invention;

FIG. 5 is a side view of the modular alarm unit shown in FIG. 4;

FIG. 6 is a front view of the modular alarm unit shown in FIG. 4;

FIG. 7 is perspective of a still further embodiment modular alarm unit of the present invention;

FIG. 8 is a side view of the modular alarm unit shown in FIG. 7;

FIG. 9 is a front view of the modular alarm unit shown in FIG. 7;

FIG. 10 is an additional further embodiment modular alarm unit of the present invention;

FIG. 11 is a side view of the modular alarm unit shown in FIG. 10; and,

FIG. 12 is a front view of the modular alarm unit shown in FIG. 10.

Referenced Cited
U.S. Patent Documents
D355862 February 28, 1995 Tice et al.
D371086 June 25, 1996 Collins
D377321 January 14, 1997 Tomizawa
D391185 February 24, 1998 Tomizawa
D396820 August 11, 1998 Wallace
D399157 October 6, 1998 Hsu et al.
D412676 August 10, 1999 Zayes
5448462 September 5, 1995 Moran, III
Patent History
Patent number: D424465
Type: Grant
Filed: Feb 4, 1999
Date of Patent: May 9, 2000
Assignee: Pittway Corporation (Chicago, IL)
Inventor: Curtis R. Davidson (Oswego, IL)
Primary Examiner: Marcus A. Jackson
Law Firm: Rockey, Milnamow & Katz Ltd.
Application Number: 0/100,196
Classifications
Current U.S. Class: D10/106
International Classification: 1005;