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:
Feb. 20, 2024
Filed:
Mar. 12, 2019
Nippon Pillar Packing Co., Ltd., Osaka, JP;
Tomohiro Adachi, Osaka, JP;
Tomoyuki Koike, Osaka, JP;
Atsushi Nakano, Osaka, JP;
Toshihide Iida, Osaka, JP;
NIPPON PILLAR PACKING CO., LTD., Osaka, JP;
Abstract
An integrated blockserving as a fluid device includes: a flow portopen to form one end of a passage P; an annular groovearranged along an outer circumferential edge of the flow port, the annular groovebeing open so as to insert the gaskettherein; a first tapered portionarranged on a radially-inner side interior wallof the annular grooveand sloped radially outward from an open end of the annular groovein a depth direction of the annular groove; and a guidearranged on a radially-outer side interior wallof the annular groove, extending throughout a predetermined range D from the open end of the annular groovein the depth direction, and having a larger diameter than an outer circumferential surfaceof a second sealing portionof the gasket