| 摘要 |
<p>In an electromagnetic coupling device (1a) having a rotary shaft (27) on which is fixed a rotor (25), and about which a hub (6a) is rotatably mounted. A rotor retainer (26) is placed around the rotary shaft (27) to urge the rotor (25) against the hub (6a), in addition,the rotary shaft is provided with axially extending legs (28) at least one of which is attached with a claw (28a),stepped portions (29, 31) and a groove (30) to axially retain the rotary shaft (27),hub (6a) and driven shaft (16).</p> |
