Combined alarm and illuminator for infrared detectors

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Description

FIG. 1 is a front view of combined alarm and illuminator for infrared detectors showing my new design;

FIG. 2 is a rear view of the combined alarm and illuminator for infrared detectors;

FIG. 3 is a left side view of the combined alarm and illuminator for infrared detectors;

FIG. 4 is a right side view of the combined alarm and illuminator for infrared detectors;

FIG. 5 is a top view of the combined alarm and illuminator for infrared detectors;

FIG. 6 is a bottom view of the combined alarm and illuminator for infrared detectors; and,

FIG. 7 is a perspective view of the combined alarm and illuminator for infrared detectors.

Referenced Cited
U.S. Patent Documents
D338845 August 31, 1993 Rokes
D359008 June 6, 1995 Sandell et al.
D366222 January 16, 1996 Sandell et al.
D377619 January 28, 1997 Sandell et al.
D382082 August 5, 1997 Huang
D395408 June 23, 1998 Wiesemann
Patent History
Patent number: D419477
Type: Grant
Filed: Apr 12, 1999
Date of Patent: Jan 25, 2000
Inventor: Chang Wen-Hsiang (Lung-Tan Hsiang, Ta'o-Yuan Hsien)
Primary Examiner: Marcus A. Jackson
Law Firm: Dougherty & Troxell
Application Number: 0/103,248
Classifications
Current U.S. Class: D10/106
International Classification: 1005;