Gas storage cylinder valve cover

- Union Carbide Corporation
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Description

FIG. 1 is a perspective view of the gas storage cylinder valve cover showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevation view thereof; and

FIG. 4 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D186915 December 1959 Nettles
D204822 May 1966 Barker
D208016 June 1967 Bullard
D273510 April 17, 1984 Mayor
D283246 April 1, 1986 Jack
1552979 September 1925 Billings
1948953 February 1934 Wayer et al.
2080728 May 1937 MacNeil et al.
3372836 March 1968 Smith
3696964 October 1972 Deakin
3722533 March 1973 Connolly
3776412 December 1973 Mink
3831802 August 1974 Chambers et al.
4645091 February 24, 1987 Madden
4648526 March 10, 1987 Wood, Jr.
Patent History
Patent number: D294171
Type: Grant
Filed: Nov 18, 1985
Date of Patent: Feb 9, 1988
Assignee: Union Carbide Corporation (Danbury, CT)
Inventors: Andrew T. Kostanecki (Darien, CT), George Mileos (Riverdale, NY), Ralph O. Tribolet (Somerville, NJ)
Primary Examiner: James R. Largen
Attorney: Stanley Ktorides
Application Number: 6/805,390
Classifications
Current U.S. Class: Cap, Plug, Vent Or Screen (11) (D23/260)