| 摘要 |
PROBLEM TO BE SOLVED: To smoothly and surely transmit the power to a driven shaft, and to prevent slipping on a drive shaft side by inserting at least one second engagement body among a plurality of engagement bodies between first engagement bodies. SOLUTION: In a power coupling/uncoupling clutch of a front wheel drive device to couple/uncouple the power transmission through the engagement/ disengagement of a plurality of first engagement bodies 17a, 17a... provided on the side of a transmission gear 17 on the drive side with/from a plurality of second engagement bodies 25, 25... provided on the side of a sleeve 20 arranged slidably on a driven side shaft, a plurality of second engagement bodies 25 are projectingly urged in the direction of the first engagement body 17a by an urging spring 24 which is provided in a relatively rotatable manner to the sleeve 20 along the axial direction and arranged in the sleeve 20, and at least one second engagement body 25 among the second engagement bodies 25 is inserted between the first engagement body 17a and the first engagement body 17a.
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