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:
Apr. 29, 2025
Filed:
Jan. 14, 2021
Nippon Pillar Packing Co., Ltd., Osaka, JP;
Nippon Pillar Packing Co., Ltd., Osaka, JP;
Abstract
A gasketincludes: a cylindrical body portionhaving a communication holefor providing communication between flow passage holesformed in two fluid devices, respectively; and an annular primary sealing portionprojecting from a radially inner side of an axially outer end portion of the body portiontoward an axially outer side and to be press-fitted into an annular primary sealing grooveformed in each fluid device. In a state before the primary sealing portionis press-fitted into the primary sealing groove, an entirety of an inner circumferential surfaceof the body portionis formed such that a diameter thereof gradually decreases from both axially outer ends thereof toward an axially inner side.