Female coupling and seal unit

- L. R. Nelson Corp.

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Description

FIG. 1 is a side elevational view of a female coupling member and seal showing my new design;

FIG. 2 is a side end elevational view taken from the left of FIG. 1; and

FIG. 3 is a perspective view thereof.

The side of the female coupling member and seal opposite from that shown in FIG. 1 is the same as that shown in FIG. 1.

Referenced Cited
U.S. Patent Documents
977472 December 1910 Pilkinoton
2324792 July 1943 Meyer
3279828 October 1966 MacFarland
Patent History
Patent number: D274453
Type: Grant
Filed: Oct 2, 1981
Date of Patent: Jun 26, 1984
Assignee: L. R. Nelson Corp. (Peoria, IL)
Inventor: Jerry R. Hayes (Peoria, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Suzanne N. Gitlin
Law Firm: Cushman, Darby & Cushman
Application Number: 6/307,958
Classifications
Current U.S. Class: D23/43