Unitary swivel hook and air hose support for divers

- Yoshida Kogyo K. K.
Description

FIGS. 1 and 2 are respective front and rear elevational views of a unitary swivel hook and air hose support for divers showing my new design;

FIGS. 3 and 4 are respectively top and bottom plan views thereof;

FIGS. 5 and 6 are respectively right and left side elevational view thereof;

FIG. 7 is a cross sectional view taken on line 6--6 of FIG. 6;

FIG. 8 is a cross-sectional view similar to FIG. 7 with environmental ring and inhalation and exhalation hoses shown in broken lines; and

FIG. 9 is a perspective view thereof from above and one side.

The broken line showing of a ring in the hook, and inhalation and exhalation hoses in FIG. 8 is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D26279 November 1896 Hubbard
D27751 October 1897 Prindle
158220 December 1874 Reynolds
D279314 June 18, 1985 Ishida et al.
D296418 June 28, 1988 Kasai
D300340 March 21, 1989 Faulconer
1362512 December 1920 Schermuly
1516875 November 1924 Allen et al.
3317972 May 1967 Harley
3329118 July 1967 Strader
4752263 June 21, 1988 Pritchard
Other references
  • Hibbard, Spencer, Bartlett & Co., Catalog 77, 1933: pp. 277, 278, 279: Scrap Hooks, Swivel Hooks, etc. U.S. Divers Co.; Aqua-Lung Catalog 1962: cover shows Breathing Equipment.
Patent History
Patent number: D308471
Type: Grant
Filed: Jan 13, 1988
Date of Patent: Jun 12, 1990
Assignee: Yoshida Kogyo K. K. (Tokyo)
Inventor: Ryukichi Murai (Toyama)
Primary Examiner: Horace B. Fay, Jr.
Law Firm: Hill, Van Santen, Steadman & Simpson
Application Number: 7/143,605
Classifications
Current U.S. Class: D/8367; D21/238; D/8382