Crane backhitch

Details Crane backhitch Crane backhitch

1992-09-15

1995-08-22

Huppert, Michael S.

Traversing hoists

Adjustable to transport or nonuse position

Collapsible inverted 'v' frame supports boom rigging

212294, B66C 2342

Patent

active

054431697

ABSTRACT:
A crane gantry assembly includes a gantry pivotally connected to a crane bed, a backhitch pivotally connected to the gantry and detachably connected to the crane bed, and a control link pivotally connected to the backhitch and to the crane bed. The control link is used when maneuvering the backhitch between raised and retracted positions, such as when the crane is set up or taken down for transport.

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Brochure for a Manitowoc Model No. 4000W Crane--Copyright 1976.
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