Ball valve

- IPS Corporation
Description

FIG. 1 is a perspective view of a ball valve illustrating my 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
D374066 September 24, 1996 Gregor
D400970 November 10, 1998 Voo
3964728 June 22, 1976 Flider
5201493 April 13, 1993 Kim
5533549 July 9, 1996 Sherman
Patent History
Patent number: D411870
Type: Grant
Filed: Aug 20, 1998
Date of Patent: Jul 6, 1999
Assignee: IPS Corporation (Collierville, TN)
Inventor: Jeffrey A. Humber (Memphis, TN)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Robin V. Taylor
Attorney: Walter W. Duft
Application Number: 0/92,523