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:
Mar. 13, 2007
Filed:
Apr. 15, 2005
Applicants:
Martin Nordborg, Soenderborg, DK;
Kim René Hansen, Soenderborg, DK;
Heinrich Arnaud, Thann, FR;
Inventors:
Assignee:
Sauer-Danfoss Aps, Nordborg, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03C 2/08 (2006.01); F04C 14/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention concerns a method and a hydromachine with a commutation device and with expanding and contracting pressure chambers passed by fluid and formed by displacement arrangements. With the method and the hydromachine, it is endeavoured to control a displacement in the hydromachine to keep pressure fluctuations small. For this purpose, the hydromachine has a group of devices, comprising a commutation device and at least two displacement devices, at least two of the devices being adjusted in relation to each other.