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. 15, 2020
Filed:
Aug. 17, 2018
Applicant:
Hella Gmbh & Co. Kgaa, Lippstadt, DE;
Inventors:
Henning Irle, Lippstadt, DE;
Ingo Niemeyer, Moehnesee, DE;
Assignee:
Hella GmbH & Co. KGaA, Lippstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 23/18 (2006.01); G01F 22/02 (2006.01); G01F 23/00 (2006.01); G01F 23/14 (2006.01); G01F 17/00 (2006.01);
U.S. Cl.
CPC ...
G01F 22/02 (2013.01); G01F 23/0061 (2013.01); G01F 23/18 (2013.01); G01F 17/00 (2013.01); G01F 23/14 (2013.01);
Abstract
A valve for connecting and disconnecting two fluid ports, that has a valve member which is movable between an open position, where the ports are in fluid communication and a first closed position where the first and second ports are not in fluid communication can be used to alter the volume of a gas being confined in a reservoir being connected to the valve, if the valve member can be moved into a second closed position in which the valve remains closed and the volume of a chamber being in fluid communication with the reservoir is altered.