Test probe for facepiece respirators

- Cabot Safety Corporation
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Description

FIG. 1 is a front perspective view of a first embodiment of a test probe for facepiece respirators showing my new design;

FIG. 2 is a rear perspective view of the test probe of FIG. 1;

FIG. 3 is a front side elevational view of the test probe of FIG. 1; with the rear side elevational view being identical to FIG. 3;

FIG. 4 is a right end view of the test probe of FIG. 1;

FIG. 5 is a left end view of the test probe of FIG. 1;

FIG. 6 is a front perspective view of a second embodiment of a test probe for a facepiece respirator showing my new design;

FIG. 7 is a rear perspective view of the test probe of FIG. 6;

FIG. 8 is a front side elevational view of the test probe of FIG. 6 with the rear side elevational view being identical to FIG. 8;

FIG. 9 is a right end view of the test probe of FIG. 6; and,

FIG. 10 is a left end view of the test probe of FIG. 6.

Referenced Cited
U.S. Patent Documents
4658814 April 21, 1987 Anderson
4867154 September 19, 1989 Potter et al.
5146913 September 15, 1992 Khorsandian et al.
Patent History
Patent number: D340316
Type: Grant
Filed: Mar 28, 1991
Date of Patent: Oct 12, 1993
Assignee: Cabot Safety Corporation (Southbridge, MA)
Inventor: Joseph Z. Zdrok (Webster, MA)
Primary Examiner: Kay H. Chin
Application Number: 7/676,732