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. 29, 2013
Filed:
Jun. 14, 2007
Applicant:
Allan Meyer, Cherrybrook, AU;
Inventor:
Allan Meyer, Cherrybrook, AU;
Assignee:
Global Valve Technology Limited, Manly NSW, AU;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A valve () is disclosed. The valve () has an inclined valve seat () defining a fluid aperture (), and a valve head () for contact with the valve seat () for closure of the fluid aperture (). A lever arm () is attached to the valve head (). There are biasing means () operatively coupled to the lever () arm for urging the valve head () into contact with the valve seat (), the biasing means () being arranged to provide decreased biasing on opening of the valve head () relative to the fluid aperture ().