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:
Nov. 28, 2023
Filed:
Apr. 28, 2020
Norgren Ag, Sirnach, CH;
Daniel Schmid, Balterswil/TG, CH;
Norgren AG, Sirnach, CH;
Abstract
A valve () comprising a bore () extending about an actuation axis (A), wherein a spool () inside the bore () is actuated between a first working position and a second working position, and a first circumferential seal wing (A) and a second circumferential seal wing (B) being arranged on the spool (). In the first working position, the first seal wing (A) abuts to an outer first recess wall () and the second seal wing (B) abuts to an inner second recess wall (), so as to open some flow paths and close other flow paths. In the second working position, the first seal wing (A) abuts to an inner first recess wall () and the second seal wing (B) abuts to an outer second recess wall (), so as to close some flow paths and open other flow paths.