Quick release coupling

Description

FIG. 1 is a perspective view taken from the top, front and right end of a quick release coupling showing my new design;

FIG. 2 is a front elevational view thereof, the rear being a mirror image of the front shown;

FIG. 3 is a top plan view thereof the bottom being a mirror image of the top shown;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a left end elevational view thereof;

FIG. 6 is a perspective view taken from the top, front and right end of the plug portion thereof;

FIG. 7 is a front elevational view of FIG. 6;

FIG. 8 is a top plan view of FIG. 6;

FIG. 9 is a rear elevational view of FIG. 6;

FIG. 10 is a bottom plan view of FIG. 6;

FIG. 11 is a right end elevational view of FIG. 6;

FIG. 12 is a left end elevational view of FIG. 6;

FIG. 13 is a perspective view taken from the top, front and right end of the socket portion thereof;

FIG. 14 is a front elevational view of FIG. 13, the rear being a mirror image of the front shown;

FIG. 15 is a top plan view of FIG. 13, the bottom being a mirror image of the top shown;

FIG. 16 is a right end elevational view of FIG. 13; and

FIG. 17 is a left end elevational view of FIG. 13.

Claims

The ornamental design for a quick release coupling, as shown and described.

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Inventors:	Kotake; Naoyuki (Tokyo, JP), Mikiya; Toshio (Tokyo, JP)
Assignee:	Nitto Kohki Co., Ltd. (Tokyo, JP)
Appl. No.:	07/258,974
Filed:	October 17, 1988

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Current U.S. Class:	D23/262
Field of Search:	;D23/262-265 ;285/137.1,249,614.03,614.04

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References Cited [Referenced By]

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U.S. Patent Documents

D167662	September 1952	Ulrich
D195540	June 1963	Knight
D267506	January 1983	Evans
D299267	January 1989	Roman
1175532	March 1916	Lambkin
3588149	June 1971	Demier
3995659	December 1976	Cantore
4002186	January 1977	Fink et al.
4289164	September 1981	Ekman
4327770	May 1982	Brown et al.
4350321	September 1982	Berg
4543993	October 1985	Calvin et al.
4549575	October 1985	Rogers
4596272	June 1986	Medvick et al.
4625761	December 1986	Uchida et al.
4733692	March 1988	Kotake et al.

Primary Examiner: Largen; James R.
Assistant Examiner: Reynolds; Demetrios
Attorney, Agent or Firm: Nixon & Vanderhye