Pump assembly for supplying air to a respirator, or the like

- Racal Safety Limited
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of a pump assembly for supplying air to a respirator, or the like, showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a left side elevational view thereof. The power-supply cord being shown broken-away to indicate indeterminate length.

Referenced Cited
U.S. Patent Documents
D45026 December 1913 Sparks
D221258 July 1971 Saddler
D243281 February 1, 1977 Pareja
D263839 April 13, 1982 Somme
3208449 September 1965 Bartlett, Jr.
4328798 May 11, 1982 Isaacson
4502480 March 5, 1985 Yamamoto
4641646 February 10, 1987 Schultz et al.
Patent History
Patent number: D295046
Type: Grant
Filed: Aug 23, 1985
Date of Patent: Apr 5, 1988
Assignee: Racal Safety Limited (Wembley)
Inventor: Raymond Odell (London)
Primary Examiner: B. J. Bullock
Assistant Examiner: Brian N. Vinson
Law Firm: Scrivener and Clarke
Application Number: 6/768,794
Classifications
Current U.S. Class: Pump Or Compressor (D15/7); D29/7