Mechanical test plug for overflow and waste drains

Description

FIG. 1 is a front view of a mechanical test plug for overflow and waste drains, showing my new design; the back view being a mirror image thereof;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof; the opposite side view being a mirror image thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a perspective view thereof and taken from the top and front thereof; and,

FIG. 6 is a perspective view showing the mechanical test plug for overflow and waste drains with respect to the overflow and waste drains of a tub; the dotted lines showing the tub are environmental only and do not form a part of the invention.

Claims

The ornamental design for a mechanical test plug for overflow and waste drains, as shown and described.

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Inventors:	Mathison; Allen D. (Richfield, MN)
Assignee:	Cherne Industries Incorporated (Minneapolis, MN)
Appl. No.:	D/034,016
Filed:	January 25, 1995

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Current U.S. Class:	D23/260; D23/259; D8/387; D8/398
Field of Search:	;D23/259-262,263,249,235 ;D8/387,398 ;138/89,178 ;4/295 ;D24/26

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References Cited [Referenced By]

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U.S. Patent Documents

D155997	November 1949	Gries
D242118	November 1976	Ono
D274979	August 1984	Hill
D302110	July 1989	Gonzalez
2245887	June 1941	Wikander
3027569	April 1962	Lantz et al.
3151845	October 1964	Leuze
3509918	May 1970	Muzinich
3550636	December 1970	Hearne et al.
4493344	January 1985	Mathison et al.
4683597	August 1987	Taylor, Jr. et al.

Foreign Patent Documents

	366261		Feb 1932		GB
	373944		Jun 1932		GB
	2147079		May 1985		GB

Primary Examiner: Zarfas; Louis S.
Assistant Examiner: Andoll; Gregory
Attorney, Agent or Firm: Eggink; Anthony G.