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.

Date of Patent:
Mar. 12, 2019

Filed:

Dec. 31, 2015
Applicant:

Cnh Industrial America, Llc, New Holland, PA (US);

Inventors:

Jonathan Lacher, Fargo, ND (US);

Michael Freisleben, Homer Glen, IL (US);

Jerry L. Brinkley, Woodridge, IL (US);

Assignee:

CNH Industrial America LLC, New Holland, PA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B 11/028 (2006.01); F15B 11/08 (2006.01); F15B 13/04 (2006.01); F15B 13/044 (2006.01); A01C 7/20 (2006.01); F15B 11/02 (2006.01); F15B 11/05 (2006.01); A01B 63/10 (2006.01);
U.S. Cl.
CPC ...
F15B 11/028 (2013.01); A01C 7/205 (2013.01); F15B 11/02 (2013.01); F15B 11/05 (2013.01); F15B 11/055 (2013.01); F15B 11/08 (2013.01); F15B 13/0401 (2013.01); F15B 13/044 (2013.01); F15B 13/0417 (2013.01); A01B 63/10 (2013.01); A01B 63/1013 (2013.01); F15B 2211/20538 (2013.01); F15B 2211/20546 (2013.01); F15B 2211/25 (2013.01); F15B 2211/253 (2013.01); F15B 2211/3127 (2013.01); F15B 2211/3144 (2013.01); F15B 2211/329 (2013.01); F15B 2211/50554 (2013.01); F15B 2211/7128 (2013.01); F15B 2211/7741 (2013.01);
Abstract

In one aspect, a system for controlling the supply of hydraulic fluid to an implement of a work vehicle may generally include a pump, a control valve coupled to the pump and first and second fluid lines provided in flow communication with output ports of the control valve. The system may also include a pressure control valve provided in flow communication with the second fluid line that is configured to regulate a fluid pressure of the hydraulic fluid being supplied to a hydraulic cylinder of the implement. Additionally, the system may include a bypass fluid line configured to provide a flow path for hydraulic fluid between the pump and the second fluid line that is independent of the control valve and a load sensing line configured to provide an indication of the fluid pressure of the hydraulic fluid being supplied to the hydraulic cylinder.


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