The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 06, 1990
Filed:
Jan. 11, 1989
Applicant:
Inventor:
Elmer E Wallace, Fort Wayne, IN (US);
Assignee:
SCP, Inc., Auburn, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D / ;
U.S. Cl.
CPC ...
13750541 ; 251358 ;
Abstract
A low pressure gas regulator which includes a ball valve which is surrounded by a soft rubber seat which has two different thicknesses with one of the thicknesses being greater in the region which contacts the valve seat and being thinner on the portion of the ball valve which does not engage the valve seat. The ball valve is connected to a valve stem which is connected to a moveable diaphragm which the controls the position of the valve in response to pressure variations.