Orifice plate for a radiator valve

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Description

FIG. 1 is a perspective view taken from the front and right side of an orifice plate for a radiator valve showing my new design;

FIG. 2 is a perspective view taken from the rear and left side thereof; and

FIG. 3 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
487628 December 1892 Lockhart
1151258 August 1915 Fisher
2284443 May 1942 Paradise
2493209 January 1950 Simmons
2987262 January 1961 Goyette et al.
3150832 September 1964 Soth
3357047 December 1967 Keil et al.
4346848 August 31, 1982 Malcolm
Patent History
Patent number: D286807
Type: Grant
Filed: May 9, 1983
Date of Patent: Nov 18, 1986
Inventor: Edward Paige (East Meadow, NY)
Primary Examiner: B. J. Bullock
Law Firm: Goodman & Teitelbaum
Application Number: 6/492,882
Classifications
Current U.S. Class: D23/34