Invention Grant
US09227797B2 Crane and automated storage and retrieval system 有权
起重机和自动化存储和检索系统

Crane and automated storage and retrieval system
Abstract:
A crane includes a first arm, a second arm, a first vertical transmission mechanism and a second vertical transmission mechanism. The first vertical transmission mechanism transmits the first arm and the second arm to move vertically in a synchronous manner, and the second vertical transmission mechanism transmits the second arm to move vertically with respect to the first arm.
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