Milk line check valve

Description

FIG. 1 is a perspective view taken from the top, front and one side of a milk line check valve showing my new design;

FIG. 2 is a perspective view taken from the bottom, rear and side opposite that shown in FIG. 1;

FIG. 3 is a side elevational view of the same;

FIG. 4 is an elevational view taken from the side opposite that shown in FIG. 3;

FIG. 5 is a top plan view of the same; and

FIG. 6 is a bottom plan view of the same.

Referenced Cited
U.S. Patent Documents
903081 November 1908 Guthrio
975243 November 1910 Hitchcock
2730992 January 1956 Kessler
Patent History
Patent number: D242797
Type: Grant
Filed: Dec 8, 1975
Date of Patent: Dec 21, 1976
Assignee: Universal Cooperatives, Inc. (Albert Lea, MN)
Inventor: Kendall R. Johnson (Albert Lea, MN)
Primary Examiner: James R. Largen
Attorney: Everett J. Schroeder
Application Number: 5/638,601
Classifications
Current U.S. Class: D23/22
International Classification: D2301;