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:
Jan. 08, 2013
Filed:
Jul. 23, 2007
Applicants:
Win Rampen, Edinburgh Lothian, GB;
Onno Kuttler, Edinburgh Lothian, GB;
Niall James Caldwell, Edinburgh Lothian, GB;
Inventors:
Win Rampen, Edinburgh Lothian, GB;
Onno Kuttler, Edinburgh Lothian, GB;
Niall James Caldwell, Edinburgh Lothian, GB;
Assignee:
Sauer-Danfoss APS, Nordborg, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 61/40 (2010.01); F03C 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a method of controlling a fluid working machine () having a plurality of working cylinders () having pistons () therein and arranged to drive a shaft (), in which said cylinders are supplied with pressurized working fluid via a manifold (), the contents of which may be 5 purged by a de-pressurizer taking one of a number for forms such as to allow re-activation of said machine ().