| 摘要 |
An improved, fully-mechanical, hand crank actuated, portable, collapsible, air transportable, mobile maintenance crane (10) incorporating articulated outriggers (14, 16) pivotally mounted to a towable plate/rotatable platform (20) supporting a height adjustable, 360 degree rotatable, extending lifting boom assembly (26) with a large weight capacity, particularly suited for maintenance of aircraft.
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