Transparent sump pump check valve

Description

FIG. 1 is a perspective view of a transparent sump pump check valve;

FIG. 2 is a side view of the check valve of FIG. 1 the opposite side being a mirror image thereof;

FIG. 3 is a top view of the check valve of FIG. 1;

FIG. 4 is a front view of the check valve of FIG. 1;

FIG. 5 is a rear view of the check valve of FIG. 1; and,

FIG. 6 is a bottom view of the check value of FIG. 1.

Claims

The ornamental design for the transparent sump pump check valve, as shown and described.

---

Inventors:	Loerop; Kenneth W. (Elmhurst, IL), Gieser; Matthew (Mt. Prospect, IL)
Assignee:	Drummond Industries (Chicago, IL)
Appl. No.:	D/026,085
Filed:	July 19, 1994

---

Current U.S. Class:	D23/237
Field of Search:	;D23/233-237 ;604/247 ;137/559,855,846 ;D24/129

---

References Cited [Referenced By]

---

U.S. Patent Documents

D253721	December 1979	Gibeck
D269633	July 1983	Willinger et al.
D354335	January 1995	Siposs
2867213	January 1959	Thomas, Jr.
3460168	August 1969	DeBruyne
4111228	September 1978	Simionescu
4160383	July 1979	Rauschenberger
4222407	September 1980	Ruschke et al.
4411603	October 1983	Kell
4471812	September 1984	Bertsch
4946451	August 1990	Cianci
5090447	February 1992	Lewis et al.
5131432	July 1992	Santarosa et al.
5295478	March 1994	Baldwin

Primary Examiner: Reid; Stella
Assistant Examiner: Watterson; E.
Attorney, Agent or Firm: McAndrews, Held & Malloy, Ltd.