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:
May. 20, 2025

Filed:

Jun. 12, 2023
Applicant:

Great Plains Manufacturing, Inc., Salina, KS (US);

Inventor:

Jason Carlson, Lindsborg, KS (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B 3/00 (2006.01); E02F 3/43 (2006.01); E02F 9/22 (2006.01); E02F 3/34 (2006.01);
U.S. Cl.
CPC ...
F15B 3/00 (2013.01); E02F 3/431 (2013.01); E02F 9/2267 (2013.01); E02F 9/2271 (2013.01); E02F 3/3414 (2013.01); E02F 9/2203 (2013.01);
Abstract

Hydraulic power amplification systems and methods configured to selectively supply an interval of increased force to a working hydraulic cylinder. The systems generally comprise a working cylinder and a pressure amplification cylinder. The rod side chamber of the working cylinder is in fluid communication with the rod side chamber of the working cylinder, such that shifting of the pressure amplification cylinder piston increases the power applied to the rod side of the working cylinder piston. The hydraulic power amplification systems and methods are particularly useful for providing supplemental breakout force to working cylinders on loader equipment, such as bucket loaders.


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