| 摘要 |
PURPOSE: A hydraulic check chain for farming machines is provided to simply and rapidly mount/dismount working tools to/from a tractor without separate tools or implements. CONSTITUTION: A fixed pipe(3) for inserting a movable pipe(2) is mounted on a front upper part of a body(1). A fitting tool(1A) is formed in one end of the movable pipe(2). A hydraulic cylinder(4) is formed on a lower part of the body(1) under the fixing pipe(3). An oil tank(5) is mounted within the body(1). An oil supply part(6) and an oil supply control knob(7) are formed on the body(1). A link(8) is formed between the movable pipe(2) and a rod(4A) of the hydraulic cylinder(4). A spring(9) is mounted between the link(8) and the fitting tool(2A) of the movable pipe(2). A positioning part(10) is formed between the fixed pipe(3) and the movable pipe(2).
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