Crane

Details Crane Crane

2007-04-17

2007-04-17

Brahan, Thomas J. (Department: 3654)

Traversing hoists

Boom or mast

Extensible by sliding sections

C384S010000

Reexamination Certificate

active

10929540

ABSTRACT:
A crane has at least one telescopic crane arm with at least two sliding arms that are moveable against each other. At least one gliding element, which is housed in a frame in a detached and unfastened manner, is arranged between the sliding arms. The gliding element has a separate spring element projecting from the gliding surface of the gliding element.

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