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. 25, 2025
Filed:
Jan. 11, 2023
Applicant:
Microtecnica S.r.l., Turin, IT;
Inventors:
Assignee:
MICROTECNICA S.R.L., Turin, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 41/04 (2006.01); F16J 9/06 (2006.01); F16K 1/226 (2006.01);
U.S. Cl.
CPC ...
F16K 41/046 (2013.01); F16J 9/06 (2013.01); F16K 1/2268 (2013.01);
Abstract
A seal assembly for a shaft is arranged to extend around an outer circumferential surface of the shaft and includes: a first seal ring having a first ring angled surface; a second seal ring having a second ring angled surface; and an elastic ring disposed between the first seal ring and the second seal ring and in contact with the angled surfaces. The elastic ring is arranged to act on the angled surfaces to bias the first seal ring and second seal ring radially inwardly and apart from one another. The seal assembly can be part of a rotary valve.