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. 27, 2015
Filed:
Nov. 17, 2011
Applicants:
Dirk Asam, Ulm, DE;
Jochen Fehse, Kellmünz, DE;
Inventors:
Dirk Asam, Ulm, DE;
Jochen Fehse, Kellmünz, DE;
Assignee:
Liebherr-Hydraulikbagger GmbH, Kirchdorf/Iller, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 31/00 (2006.01); F16D 31/02 (2006.01); F15B 11/00 (2006.01); F15B 13/00 (2006.01); E02F 9/22 (2006.01); F15B 11/064 (2006.01); F16F 9/52 (2006.01);
U.S. Cl.
CPC ...
E02F 9/2217 (2013.01); E02F 9/2296 (2013.01); F15B 11/064 (2013.01); F16F 9/52 (2013.01);
Abstract
The present invention relates to an implement, in particular an excavator or machine for material handling, with an element movable via at least one working drive, wherein at least one energy recovery cylinder is provided for energy recovery from the movement of the movable element, which includes a chamber filled with gas, wherein the actuation of the implement is effected in dependence on the directly or indirectly determined temperature of the gas in the chamber filled with gas.