Patent ID: 11897736
Assignee: TADANO FAUN GMBH
Field: Handling (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 11:
12. A method, comprising:
providing a telescopic boom according to claim 10 and operating the telescopic boom by selectively:
locking an inner boom segment of the boom segments to a next outer boom segment by charging the first cylinder chamber with hydraulic pressure and switching the second cylinder chamber to an unpressurized state, wherein the driver bolt is decoupled from the inner boom segment; and
unlocking the inner boom segment from the next outer boom segment by switching the first cylinder chamber to an unpressurized state and charging the second cylinder chamber with hydraulic pressure, wherein the locking bolt is decoupled from the next outer boom segment and the driver bolt is coupled to the inner boom segment.