Gate valve for irrigation pipe

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Description

FIG. 1 is a perspective view taken from the top, front and left side of a gate valve for irrigation pipe showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof; and

FIG. 4 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D233888 December 1974 Hnatko
D251603 April 17, 1979 de Feudis
838479 December 1906 Tromblee
1054103 February 1913 Force
1054150 February 1913 Thorsbt
1078271 November 1913 Force et al.
1754198 April 1930 Du Bois
1912765 June 1933 Erni
2449145 September 1948 Rosmait
2600499 June 1952 Harrower
2913220 November 1959 Cover
3096072 July 1963 Gulick
4007911 February 15, 1977 Clarkson
4026517 May 31, 1977 Still
4483509 November 20, 1984 Lewcock et al.
Patent History
Patent number: D316893
Type: Grant
Filed: Oct 26, 1987
Date of Patent: May 14, 1991
Inventor: James J. Glodowski (Jerome, ID)
Primary Examiner: James R. Largen
Assistant Examiner: Demetrius Reynolds
Attorneys: Frank J. Dykas, Craig M. Korfanta
Application Number: 7/112,774
Classifications
Current U.S. Class: Gate Or Butterfly Type (D23/244)