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. 02, 2005
Filed:
Jul. 24, 2003
Applicants:
Alfred Trzmiel, Grafenberg, DE;
Roland Meyer, Nürtingen, DE;
Andreas Wild, Unterensingen, DE;
Inventors:
Assignee:
Hydraulik-Ring GmbH, Marktheidenfeld, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B67C003/02 ;
U.S. Cl.
CPC ...
Abstract
A storage device for a liquid medium has a housing having an interior provided with at least one partitioning element dividing the interior into a first chamber for receiving the liquid medium and into a second chamber filled at least partially with a gas under pressure. The gas keeps the liquid medium in the first chamber under pressure. The at least one partitioning element is formed at least partially of an expandable bellows fastened pressure-tightly to a lid of the housing.