| 摘要 |
<p>An auxiliary motor-equipped manually-operated hoist, wherein a mechanical brake mechanism is provided with: a brake shaft (12) on the outer periphery of which an external thread (7a) is cut; a driving member (7) having an internal thread (7a) screwed with the brake shaft (12); a pressure receiving member (11) fitted around the outer periphery of the brake shaft (12); and a braking member (9) sandwiched between brake plates (8) between the pressure receiving member (11) and the driving member (7), and disposed to be rotatable about the brake shaft (12), the rotation of the braking member (7) in a lowering direction is restricted by a rotation restricting means (10, 10a), hoisting hand pull force of an operator is transmitted to the driving member (7) via a hand pull force transmission mechanism (2, 3, 4, 5, 6), and the rotation of the auxiliary motor is transmitted to the braking member (7) via an auxiliary power transmission mechanism (19a).</p> |
