Disposable speculum for an infrared thermometer

- Ivac Corporation
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Description

FIG. 1 is a top, front and left side perspective view of a disposable speculum for an infrared thermometer showing our new design;

FIG. 2 is a left side elevational view;

FIG. 3 is a front elevational view;

FIG. 4 is a rear elevational view; and

FIG. 5 is a cross-sectional view taken along line 5--5 of FIG. 2 thereof.

The broken lines in FIG. 1, representing the thermometer probe, are shown for illustrative purposes only.

Referenced Cited
U.S. Patent Documents
D248839 August 8, 1978 Turner
D249126 August 29, 1978 Pitstick et al.
D267154 December 7, 1982 Bilgutay
D277832 March 5, 1985 Sato
D303008 August 22, 1989 O'Hara et al.
3100044 August 1963 Gardner
3132645 May 1964 Gasper
3840004 October 1974 Heine
3878836 April 1975 Twentier
3942891 March 9, 1976 Spielberger et al.
4380998 April 26, 1983 Kieffer, III et al.
4662360 May 5, 1987 O'Hara et al.
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4863281 September 5, 1989 Suszynski
4911559 March 27, 1990 Meyst et al.
Patent History
Patent number: D318812
Type: Grant
Filed: May 8, 1989
Date of Patent: Aug 6, 1991
Assignee: Ivac Corporation (San Diego, CA)
Inventors: David G. Matsuura (Encinitas, CA), Michael P. DeFrank (Temecula, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Fulwider, Patton, Lee & Utecht
Application Number: 7/349,258