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:
Nov. 07, 2023

Filed:

Oct. 25, 2021
Applicant:

Deere & Company, Moline, IL (US);

Inventors:

Michael J. Cliff, Coffeyville, KS (US);

Steven R. Fliearman, Coffeyville, KS (US);

Benjamin K. Dollins, Coffeyville, KS (US);

Assignee:

Deere & Company, Moline, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 3/00 (2006.01); F15B 1/02 (2006.01); F15B 1/033 (2006.01); F15B 1/04 (2006.01); F15B 11/08 (2006.01);
U.S. Cl.
CPC ...
F15B 3/00 (2013.01); F15B 1/024 (2013.01); F15B 1/033 (2013.01); F15B 1/04 (2013.01); F15B 11/08 (2013.01); F15B 2211/212 (2013.01); F15B 2211/665 (2013.01);
Abstract

A hydraulic fluid pressure amplifier system includes a boost cylinder assembly, an energy storage device in fluid communication with the boost cylinder assembly, and a working cylinder assembly. The boost cylinder assembly is configured to selectively receive a plunger member into a boost cylinder, wherein movement of the plunger member received in the boost cylinder compresses a charge fluid within a blind side volume of the boost cylinder from a first fluid pressure to an amplified fluid pressure greater than the first pressure. The working cylinder assembly is selectively operable responsive to receiving a source hydraulic fluid having a nominal fluid pressure less than the amplified fluid pressure for effecting the movement of the plunger member into the boost cylinder. The energy storage device is operable to selectively receive and store a portion of the charge fluid compressed to the amplified fluid pressure.


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