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. 03, 2023
Filed:
Oct. 26, 2018
The Japan Steel Works, Ltd., Tokyo, JP;
Tokyo Denki University, Tokyo, JP;
JAPAN STEEL WORKS M&E, INC., Muroran, JP;
TOKYO DENKI UNIVERSITY, Tokyo, JP;
Abstract
A pressure vessel () is provided with: a cylinder part () that defines a pressure chamber (); a screwing part () that is disposed inside at least one of the two ends of the cylinder part; a lid () that has a pressure-receiving surface (A) facing the pressure chamber and that is disposed at a position closer to the pressure chamber than is the screwing part; and a reinforcing ring () that is fitted to the outer circumferential surface of the cylinder part. The reinforcing ring covers, along the axial direction of the cylinder part, a part on an outer circumferential surface (F) corresponding to a portion or the entirety of the engaging portion () between the cylinder part and the screwing part.