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:
Apr. 25, 2023
Filed:
May. 09, 2019
Cnh Industrial America Llc, Racine, WI (US);
Marco Pietro Ciarrocchi, Sant'Omero, IT;
CNH INDUSTRIAL AMERICA LLC, New Holland, PA (US);
Abstract
A hydraulic arrangement for connecting a tractor hydraulic brake circuit to a trailer hydraulic brake circuit is disclosed. The hydraulic arrangement includes a coupler stage fluidly connecting a source of fluid in pressure to the trailer braking hydraulic circuit and a trailer brake valve fluidly connecting the tractor hydraulic brake circuit and the trailer hydraulic brake circuit. The hydraulic arrangement further includes a selection pilot stage fluidly connected to the source of fluid in pressure and being fluidly connectable to the trailer hydraulic brake circuit via at least a connector and a selection stage fluidly connected to the selection pilot stage and to the trailer brake valve. The selection stage being configured to impart an actuation signal to the trailer brake valve in function of an hydraulic signal coming from the selection pilot stage.