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:
Nov. 30, 2021
Filed:
Apr. 08, 2020
Applicant:
Georg Fischer Rohrleitungssysteme Ag, Schaffhausen, CH;
Inventors:
Timo Jaeckle, Hilzingen, DE;
Stefan Buergi, Basadingen, CH;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 1/22 (2006.01); F16K 27/02 (2006.01);
U.S. Cl.
CPC ...
F16K 1/222 (2013.01); F16K 27/0218 (2013.01);
Abstract
Butterfly valve for shutting off or regulating a medium, which flows through a pipeline, containing a housing, wherein the housing is configured in one piece and is preferably composed of plastic, a disc and a shaft, wherein the disc can be pivoted along the shaft between an open position and a closed position, wherein the disc comprises a core composed of plastic and a shell composed of plastic, wherein the plastic of the core and the plastic of the shell are different.