| 摘要 |
A wet-type multiple disc clutch comprises a clutch plate set having a plurality of friction plates and a plurality of separator plates alternately, interposed between a clutch case and a clutch hub, an oil pressure piston serving to fasten the clutch plate set, slidably retained in a cylinder chamber formed between the outer tube and the inner tube of the clutch case. A canceler for defining a centrifugal oil pressure cancel chamber between the oil pressure piston and the clutch case is secured on the inner tube of the clutch case through a stop ring. Stop ring fall-out preventing means is provided for preventing a fall of the stop ring.
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