Closure for a pressure device

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Description

FIG. 1 is a front elevation view of a closure for a pressure device showing my new design;

FIG. 2 is one side elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is the other side elevation view thereof.

Referenced Cited
U.S. Patent Documents
D249801 October 3, 1978 Hollingsworth
D265848 August 17, 1982 Johansson
2835404 May 1958 Andrus
3462041 August 1969 Wilson
3744670 July 1973 De Frees
3924778 December 1975 Sorensen
4127215 November 28, 1978 Morrison
4379513 April 12, 1983 Basterfield et al.
Patent History
Patent number: D271518
Type: Grant
Filed: Apr 8, 1981
Date of Patent: Nov 22, 1983
Assignee: Gulf & Western Manufacturing Company (Southfield, MI)
Inventor: Robert J. Lankston (Shawnee, KS)
Primary Examiner: Bernard Ansher
Attorney: Charles I. Sherman
Application Number: 6/252,504
Classifications
Current U.S. Class: D23/1; D23/02
International Classification: D2399;