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:
Dec. 27, 2022
Filed:
Jan. 16, 2019
Applicant:
Nok Corporation, Tokyo, JP;
Inventors:
Kenichi Nakayama, Ibaraki, JP;
Masashi Suzuki, Kanagawa, JP;
Assignee:
NOK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J 15/32 (2016.01); F16K 5/06 (2006.01); F16J 15/38 (2006.01); F16J 15/34 (2006.01); F16K 5/14 (2006.01);
U.S. Cl.
CPC ...
F16J 15/32 (2013.01); F16J 15/3452 (2013.01); F16J 15/38 (2013.01); F16K 5/0689 (2013.01); F16K 5/14 (2013.01);
Abstract
A sealing device includes: a housing; a seal ring configured to be axially displaceably inserted along an inner circumference of the housing, the seal ring including a front-end surface and a rear-end surface which defines packing mounting space; a packing configured to establish sealing between the housing and the seal ring, the packing being disposed in the packing mounting space; and spring means disposed on the rear-end surface side of the seal ring to elastically bias the seal ring toward the front-end surface side.