Regenerative unit for counter top water purifiers

Description

FIG. 1 is a perspective view taken from the top, front and right side of a regenerative unit for countertop water purifiers showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof, the left side being the same as the right side shown;

FIG. 4 is a top view thereof; and

FIG. 5 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D170472 September 1953 Monsarrat
D221850 September 1971 Anderson
D230735 March 1974 Lents
D256944 September 16, 1980 Fox, Jr.
2563548 August 1951 Plante
2955712 October 1960 Gutkowski
3289841 December 1966 Quinting
3685659 August 1972 Heskett et al.
3935106 January 27, 1976 Lipner
4064049 December 20, 1977 Calvano
4322290 March 30, 1982 Carl
4368123 January 11, 1983 Stanley
Patent History
Patent number: D275309
Type: Grant
Filed: May 17, 1982
Date of Patent: Aug 28, 1984
Inventor: Bedford F. Stanley (Tucson, AZ)
Primary Examiner: James R. Largen
Law Firm: Cahill, Sutton & Thomas
Application Number: 6/378,794
Classifications
Current U.S. Class: D23/3