VAELJARVENTILENHET FOER HYDRAULSYSTEMET I EN LANTBRUKSTRAKTOR.

摘要

The selector valVe unit for the hydraulic system of an agricultural tactor, is adapted to fit directly to the tractor auxiliary hydraulic interface and to be fitted directly with one or more directional control valves feeding auxiliary devices. The supply from the tractor hydraulic pump enters the chamber (13) and is directed by way of a spool (14) which is controlled by a lever (5). It s directed to either the exsting hydraulic accessories through a passage (11) or to a chamber (15) from where it passes to the directional control valves and the auxiliary accessories. A return line (16,12) s permanently connected.