| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cooling structure of a continuously variable transmission having an impeller which has high reliability in strength for starting of an engine and efficiently cooling a pulley and a belt. <P>SOLUTION: The cooling structure of a continuously variable transmission includes the drive pulley 81 having a fixed pulley half body 86 and a movable pulley half body 87 for forming a belt groove and arranged on a crankshaft 49 so as to rotate together with the crankshaft 49, a V-belt 83 wound around the drive pulley 81, a starter ring gear 86a formed on an outer periphery of the fixed pulley half body 86, a starter motor 111 for rotating the crankshaft 49 through the starter ring gear 86a, and a cooling fan 103 for a transmission having a plurality of blades 122 nonlinear when viewed in a rotary axis direction of the crankshaft 49 and arranged by adjoining an anti-belt groove side face of the fixed pulley half body 86. <P>COPYRIGHT: (C)2011,JPO&INPIT |
