| 摘要 |
PURPOSE: A loader valve for tractors is provided to prevent errors of a tractor by adjusting that a specific function is not operated in a state where other working machine except a bucket is installed. CONSTITUTION: A loader valve for tractors comprises first and second spool shafts(100,200), first and second supporting members(300,400), a spring part, and stoppers. The first and second spool shafts are arranged inside a valve housing(10) and is operated by the manipulation of a lever. The first and second supporting members are arranged in a state of being respectively inserted in the first and second spool shafts. The first and second supporting members are located inside end caps(20) coupled on the exterior of the valve housing. The spring part is installed in the lower part of the first and second supporting members and is placed in the end caps. The stoppers are arranged between the first and second supporting members and the end caps to restrict the movement of the first and second spool shafts. |
