Elevating and tilting mechanism for crane cab

Details Elevating and tilting mechanism for crane cab Elevating and tilting mechanism for crane cab

1982-01-25

1984-03-13

Stoner, Jr., Bruce H.

Motor vehicles

Bodies

Movable cab or operator's station

296190, 414917, B62D 2300

Patent

active

044361696

ABSTRACT:
An elevating and tilting mechanism for a crane cab having a sub-frame mounted to the upper works, a pair of outer arms pivotally connected to the sub-frame and to the platform, a central inner arm pivotally connected to the sub-frame and the platform to form a parallelogram linkage. A pair of elevating rams connected between the cab frame and the outer arms. A cab is pivotally mounted at its rear to the platform and has a pair of hydraulic tilting rams connected between the platform and the cab.

REFERENCES:
patent: 3721077 (1973-03-01), Van Der Lely
patent: 3891264 (1975-06-01), Hunter
patent: 3957165 (1976-05-01), Smith
patent: 4206826 (1980-06-01), McMillen
patent: 4344734 (1982-08-01), Shumaker

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