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:
Apr. 30, 2013
Filed:
Sep. 08, 2008
Peter G. Hutchings, Granger, IN (US);
Mark A. Beasley, South Bend, IN (US);
Deron Kaczorowski, South Bend, IN (US);
Donald Sack, Granger, IN (US);
Peter G. Hutchings, Granger, IN (US);
Mark A. Beasley, South Bend, IN (US);
Deron Kaczorowski, South Bend, IN (US);
Donald Sack, Granger, IN (US);
South Bend Controls Holdings LLC, South Bend, IN (US);
Abstract
In one embodiment of the invention, a valve apparatus is provided to proportionally control fluid flow. The valve apparatus includes a housing having a valve body with an inlet port having a valve seat and an outlet port; a valve assembly including an armature, a movable fluid control member, and at least one spring biasing the valve assembly into a closed position, a diaphragm in contact with the valve seat of the inlet port when the valve is in the closed position, and a poppet plate backing the diaphragm, in contact with the fluid control member and extending beyond the valve seat on the inlet port. The valve apparatus also has a solenoid assembly including an electromagnetic coil and a pole piece, the solenoid moves the armature when energized to allow fluid to flow through the valve apparatus.