Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Michael Yanacek0
Jon Morrow0
Zhendong (Mike) Zhou0
James Gullickson0
Date of Patent
February 1, 2011
0Patent Application Number
105494630
Date Filed
March 17, 2004
0Patent Citations Received
...
Patent Primary Examiner
Patent abstract
A material handling apparatus for mounting on a support structure. The material handling apparatus comprises a telescopic riser portion coupled to the support structure. A telescopic boom portion is coupled to the riser portion. A telescopic jib portion is coupled to the riser portion. A hook is coupled to the jib portion. A control apparatus is coupled to each of the riser, boom, and jib portions. Wherein, each of the telescopic portions can be independently, selectively moved in a push-pull mode to manipulate material.
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