| 摘要 |
A hoist assembly for use in a clean room includes a hoist body which is received in a hoist cover cavity of a hoist cover. A rigging is coupled to a winch of the hoist body and to an attaching member attachable to a load. The rigging is received in a rigging cavity of a rigging cover and the rigging cover is extendable in response to an extension of the rigging from the hoist body and retractable in response to a retraction of the rigging.
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