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. 21, 2014
Filed:
Sep. 02, 2010
Applicants:
Michael T. Verkuilen, Germantown Hills, IL (US);
John J. Krone, Peoria, IL (US);
Douglas W. Koehler, Peoria, IL (US);
James A. Aardema, Plymouth, MN (US);
Inventors:
Michael T. Verkuilen, Germantown Hills, IL (US);
John J. Krone, Peoria, IL (US);
Douglas W. Koehler, Peoria, IL (US);
James A. Aardema, Plymouth, MN (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hydraulic system is disclosed having at least two hydraulic circuits. The disclosed system apportions flow between the two hydraulic circuits based on an assumed flow rate that is held constant in both power-limited and non-power-limited conditions.