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. 10, 2023
Filed:
Feb. 19, 2019
Applicant:
Eagle Industry Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/38 (2006.01); F16J 15/34 (2006.01);
U.S. Cl.
CPC ...
F16J 15/3464 (2013.01);
Abstract
The purpose of the present invention is to provide a mechanical seal whose axial dimension can be reduced without impairing sealing performance. In a mechanical seal including a rotating-side sealing ring; a stationary-side sealing ringprovided within a caseand sliding on the rotating-side sealing ring; a biasing memberfor biasing the stationary-side sealing ringto the rotating-side sealing ring; and an engagement meansfor restricting the rotational relative movement between the caseand the stationary-side sealing ring, the biasing memberis arranged radially outside the stationary-side sealing ring