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:
Sep. 27, 2022
Filed:
Mar. 07, 2018
Sanoh Industrial Co., Ltd., Tokyo, JP;
Mitsuharu Shiina, Koga, JP;
Miyuki Takahashi, Koga, JP;
Kazuyuki Haraga, Koga, JP;
Hideharu Shimura, Osaka, JP;
Yasuyuki Kunugiza, Osaka, JP;
Yorichika Takizawa, Osaka, JP;
SANOH INDUSTRIAL CO., LTD., Tokyo, JP;
Abstract
A seal apparatus provides sufficient sealing and is compact and inexpensive. The seal apparatus includes a thread part screwed to the screw fastening part of a hollow component; a seal part that moves along an axis of the screw part and comes into pressure contact with the screw fastening part of the hollow component; a stopper part fixed to the screw part that restricts the movement of the seal part; a pressed part that moves the seal part into pressure contact with the screw fastening part; a spring disposed between the pressed part and the stopper part; and an accumulator formed between the stopper part and the seal part and into which a test fluid which is introduced into the hollow component for inspection flows.