Softcap respirator hood

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of the softcap respirator hood showing my new design being worn, the dotted line portions of the drawing being for illustrative purposes only;

FIG. 2 is a side view of the softcap respirator hood of FIG. 1 viewed from the left side thereof, the other side being a mirror image of the side illustrated;

FIG. 3 is a front view of the softcap respirator hood of FIG. 2;

FIG. 4 is a rear view of the softcap respirator hood of FIG. 2; and

FIG. 5 is a top plan view of the softcap respirator hood of FIG. 2.

Referenced Cited
U.S. Patent Documents
D181887 January 1958 Stuart et al.
2882894 April 1959 Fahey et al.
3033199 May 1962 Jacobs
3181532 May 1965 Harris
3685512 April 1972 Raschke
Patent History
Patent number: D249168
Type: Grant
Filed: Jul 7, 1976
Date of Patent: Aug 29, 1978
Assignee: Minnesota Mining & Manufacturing Company (St. Paul, MN)
Inventor: Lawrence A. Sweet (Lakeland, MN)
Primary Examiner: Bernard Ansher
Attorney: Cruzan Alexander
Application Number: 5/703,211
Classifications
Current U.S. Class: D29/7; D/2232
International Classification: D2902; D0203;