Adjustable flow switch


FIG. 1 is a perspective view of an adjustable flow switch showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D254146 February 5, 1980 Koenig
2953658 September 1960 Davis
3308254 March 1967 McMahon, Jr. et al.
3345478 October 1967 Hutchinson et al.
4500759 February 19, 1985 deFasselle et al.
Patent History
Patent number: D297929
Type: Grant
Filed: Oct 24, 1985
Date of Patent: Oct 4, 1988
Inventor: Richard Hughes (Gardena, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth Takemoto
Law Firm: Cislo & Thomas
Application Number: 6/790,893
Current U.S. Class: D13/32