Telescopic boom mobile cranes

Details Telescopic boom mobile cranes Telescopic boom mobile cranes

1989-05-10

1991-01-29

Basinger, Sherman

Traversing hoists

Having means facilitating assembly or disassembly

Of traversing hoist from support

212185, 212187, 212231, 212264, B66C 2326

Patent

active

049880098

ABSTRACT:
A telescopic boom mobile crane wherein the boom may be disconnected from the turntable characterized in that the crane vehicle has rollers (or their equivalent) to support the collapsed boom on the vehicle while permitting the boom longitudinally to move along the vehicle, releasable means being provided pivotally to connect the base of the boom to the vehicle and drive means being provided to move the boom longitudinally relative to the vehicle. This enables a boom of longer length that hitherto to be stowable on the crane vehicle itself for transportation.

REFERENCES:
patent: 3768665 (1973-10-01), Eiler et al.
patent: 3987594 (1976-10-01), Rao et al.
patent: 4047618 (1977-09-01), Kuester
patent: 4091935 (1978-05-01), Whittingham

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