Water pressure tank


FIG. 1 is a front elevational view of a water pressure tank showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
1764968 June 1930 Mendenhall
1825726 October 1931 Gredell
2354195 July 1944 Brown
Foreign Patent Documents
1573896 July 1969 FRX
Patent History
Patent number: D307172
Type: Grant
Filed: Mar 3, 1988
Date of Patent: Apr 10, 1990
Inventor: Robert Downing (Valliant, OK)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Attorney: Jerry T. Kearns
Application Number: 7/163,468
Current U.S. Class: Cylindrical (D23/205)