Collar for dive tank

- Underwater Diving Inc.
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Description

FIG. 1 is a bottom perspective view of a collar for dive tank, showing my new design;

FIG. 2 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D183609 September 1958 Higgins
3087512 April 1963 Hickman et al.
3267563 August 1966 Seaton
3403206 September 1968 Thomas et al.
3611731 October 1968 Edmondson
3935877 February 3, 1976 Franceschi
3962744 June 15, 1976 Bien et al.
4036261 July 19, 1977 Hauk et al.
4378321 March 29, 1983 Miller
4405161 September 20, 1983 Young et al.
4648526 March 10, 1987 Wood, Jr.
Patent History
Patent number: D330095
Type: Grant
Filed: Feb 13, 1989
Date of Patent: Oct 6, 1992
Assignee: Underwater Diving Inc. (Chatsworth, CA)
Inventor: Lowell J. Dreyfus (Chatsworth, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Doris V. Coles
Attorneys: Charles H. Schwartz, Ellsworth R. Roston
Application Number: 7/311,876
Classifications
Current U.S. Class: D29/6