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:
Apr. 21, 2025

Filed:

Mar. 07, 2022
Applicant:

J. C. Bamford Excavators Limited, Uttoxeter, GB;

Inventors:

James Hewitt, Uttoxeter, GB;

Paul Brenner, Uttoxeter, GB;

Ravi Shankar, Uttoxeter, GB;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F 9/22 (2005.12); E02F 3/32 (2005.12); E02F 3/42 (2005.12); E02F 3/43 (2005.12); E02F 9/02 (2005.12); F15B 13/02 (2005.12); F15B 19/00 (2005.12);
U.S. Cl.
CPC ...
E02F 9/2228 (2012.12); E02F 3/325 (2012.12); E02F 3/425 (2012.12); E02F 3/435 (2012.12); E02F 9/02 (2012.12); E02F 9/2235 (2012.12); E02F 9/2267 (2012.12); E02F 9/2271 (2012.12); E02F 9/2292 (2012.12); E02F 9/2296 (2012.12); F15B 13/02 (2012.12); F15B 19/00 (2012.12); E02F 9/2285 (2012.12);
Abstract

A hydraulic system for a working vehicle, the hydraulic system includes a hydraulically actuated device; a hydraulic pump assembly for supplying a variable output of hydraulic fluid to the hydraulically actuated device; and a proportional control valve, wherein the hydraulic system is arranged such that hydraulic fluid exiting the hydraulically actuated device flows through a restriction of the proportional control valve; and wherein the hydraulic system is configured to control a flow of hydraulic fluid supplied to the hydraulically actuated device by varying the output of hydraulic fluid from the hydraulic pump assembly, and to control a flow of hydraulic fluid exiting the hydraulically actuated device via adjusting a restriction area of the proportional control valve.


Find Patent Forward Citations

Quick Actions:

Hewitt, James. (2025). Hydraulic system (U.S. Patent No. 12281461). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12281461

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…