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:
Mar. 06, 2007
Filed:
Dec. 27, 2004
Applicant:
Karl D. Duex, Potosi, WI (US);
Inventor:
Karl D. Duex, Potosi, WI (US);
Assignee:
A. Y. McDonald Mfg. Co., Dubuque, IA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16K 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Poppet valve installation or removal is simplified through the use of a unitary poppet assembly that may be accurately placed into a valve body through an access opening and wherein the poppet is slidably mounted in a stem in an insert while being permanently affixed thereto by the interference fit between a shoulder on the poppet stem and a post within the sleeve.