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:
Jan. 31, 2023
Filed:
Feb. 17, 2021
Asahi Yukizai Corporation, Nobeoka, JP;
Kotaro Matsushita, Nobeoka, JP;
ASAHI YUKIZAI CORPORATION, Nobeoka, JP;
Abstract
In this butterfly valve () provided with: a main body (); valve shafts (); and a valve body () that is rotatable with respect to the main body, the valve body is formed integrally from a core material () and a contour forming member () that is formed from a synthetic resin material and that encircles the core material and forms the contour of the valve body. The valve body has bearing holes () that support the valve shafts, the contour forming member has a bearing inner peripheral part () that forms at least a part of the inner peripheral surface of each of the bearing holes, the contour forming member is formed continuously with the bearing inner peripheral part, and the core material has a bearing reinforcing part () that supports the bearing inner peripheral part of the contour forming member, radially outside from the rotation axis of the valve body.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile