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:
Oct. 22, 2013
Filed:
Apr. 30, 2010
Applicants:
Nicholas E. Schultz, Verona, WI (US);
Gary C. Steingraber, Madison, WI (US);
Leon Cramer, Clinton, CA;
Inventors:
Nicholas E. Schultz, Verona, WI (US);
Gary C. Steingraber, Madison, WI (US);
Leon Cramer, Clinton, CA;
Assignee:
Technologies Holdings Corp., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 51/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pulsator comprises a valve chamber and an armature arranged in the valve chamber. An electrically powered coil at least partially surrounds the valve chamber and generates a magnetic flux. A magnetic pole piece is arranged in the valve chamber and has a metal surface. The armature has a first end nearest the magnetic pole piece and a second end. The first end of the armature has a metal surface and the second end has a first sealing surface and a second sealing surface.