Cushion mechanism of the telescoping cylinder (2) for 5-section and 5-section boom.
(2) Flow of P res s ure Oil When E xtending
When extending the cushion seal is pushed to ward the snap ring, and the pressure oil flows into the chamber A
without being shut as shown in the illustration. In this way, the telescoping cylinder extends.
Cushion mechanism of the telescoping cylinder for 5-section and 6-section booms is to squeeze the return pressure oil
at the position just before the end of extension and absorb the piston shock to the stroke end.
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