Self movable crane system with a boom

Details Self movable crane system with a boom Self movable crane system with a boom

2008-02-19

2010-02-23

Brahan, Thomas J. (Department: 3654)

Traversing hoists

Traveling bridge

Having vertically adjustable track

C212S179000, C212S224000

Reexamination Certificate

active

07665621

ABSTRACT:
A self movable boom system is provided. The self movable boom system include: a boom disposed on a plane perpendicular to a building clamp structure; and a moving unit apparatus including a circumferential moving unit which is disposed between the boom and the building clamp structure to move the boom on a plane perpendicular to the building clamp structure, a lifting-up unit of which one end is disposed toward the circumferential moving unit and of which other end is disposed toward the building clamp structure to move the boom along a longitudinal direction of the building clamp structure, and a boom moving unit which moves an object along the longitudinal direction of the building clamp structure and along a longitudinal direction of the boom.

REFERENCES:
patent: 3761551 (1973-09-01), Ogata et al.
patent: 4255120 (1981-03-01), Straitz, III
patent: 5645395 (1997-07-01), Huang
patent: 5653508 (1997-08-01), Carney
patent: 5971136 (1999-10-01), Takeda
patent: 8-245174 (1996-09-01), None
patent: 8-311818 (1996-11-01), None

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