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:
Aug. 31, 2021
Filed:
Jun. 24, 2019
Applicant:
Geze Gmbh, Leonberg, DE;
Inventor:
Ingo Walter, Stuttgart, DE;
Assignee:
GEZE GMBH, Leonberg, DE;
Primary Examiner:
Int. Cl.
CPC ...
E05F 3/12 (2006.01); F16K 17/04 (2006.01); F16K 17/06 (2006.01); F16K 17/30 (2006.01); E05F 3/22 (2006.01);
U.S. Cl.
CPC ...
E05F 3/12 (2013.01); E05F 3/223 (2013.01); F16K 17/046 (2013.01); F16K 17/06 (2013.01); F16K 17/30 (2013.01); E05Y 2900/132 (2013.01); E05Y 2900/148 (2013.01); E05Y 2900/40 (2013.01);
Abstract
A regulating valve for activating a strike function of a hydraulic door, gate, or window drive, in particular a hydraulic door closer, which is arranged in a hydraulic channel via which hydraulic fluid can flow, comprises a valve member which is axially displaceable in a valve bore between a closed position and an open position, is acted on in an opening direction by a spring unit, is acted on by the pressure in a pressure chamber in the closing direction and can be transferred into the open position thereof by the spring force of the spring unit when there is a drop in pressure in the pressure chamber below a predeterminable limit pressure.