Emergency breathing gas container and control mechanism

- Respirator Research, Ltd.
Description

FIG. 1 is a top rear perspective view of an emergency brething gas container and control mechanism showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a side elevation view thereof;

FIG. 6 is an opposite side elevation view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top rear perspective view of an emergency breathing gas container and control mechanism showing a second embodiment;

FIG. 9 is a top plan view of FIG. 8;

FIG. 10 is a rear elevational view of FIG. 8;

FIG. 11 is a front elevational view of FIG. 8;

FIG. 12 is a side elevational view of FIG. 8;

FIG. 13 is a opposite side elevational view of FIG. 12; and,

FIG. 14 is a bottom plan view of FIG. 8.

Referenced Cited
U.S. Patent Documents
D104889 June 1937 Tucker
D258461 March 3, 1981 Chow et al.
D275616 September 18, 1984 Gray
1625419 April 1927 McCaa
2362643 November 1944 Lambertsen
2687018 August 1954 Baldwin, Jr. et al.
3338238 August 1967 Warnoke
4163448 August 7, 1979 Grouard
4353366 October 12, 1982 Bickford
4409978 October 18, 1983 Bartos
4590951 May 27, 1986 O'Connor
Patent History
Patent number: D297869
Type: Grant
Filed: Nov 25, 1986
Date of Patent: Sep 27, 1988
Assignee: Respirator Research, Ltd. (Willoughby, OH)
Inventor: Josef A. Bartos (Diamond Bar, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Kay H. Chin
Law Firm: Body, Vickers & Daniels
Application Number: 6/934,940
Classifications
Current U.S. Class: D29/6