Featured patents

Lattice Piece and Crane
US 08839969 B2, Sept. 23, 2014, Collapsible or foldable boom, Hans-Dieter Willim / Liebherr-Werk Ehingen GmbH (Ehingen/Donau, DE)
A lattice piece for a crane, comprising:…

Anti-Two Block System for a Crane Assembly
US 08813981 B2, Aug. 26, 2014, Hoisting stops upon load being raised to a predetermined position, Brad G. Ethington / Oshkosh Corporation (Oshkosh, US)
A crane assembly, comprising:…

Guide Cabling Arrangement for a Crane
US 08794457 B2, Aug. 5, 2014, By triangulation of load cables, Yggve Richter / Liebherr-Werk Ehingen GmbH (Ehingen/Donau, DE)
A crane for taking up a load, wherein…

Kingpost Crane Apparatus and Method
US 08863966 B2, Oct. 21, 2014, Vertically swinging boom having pivoted sections, Mark Bobeck / Dynaking Crane, LLC (Houston, US)
An improved knuckle boom crane apparatus, comprising:…

Boom for Receiving Loads on the End Thereof, Boom Assembly With at Least Two Such Booms and Method of Manufacturing Such a Boom
US 08708171 B2, April 29, 2014, Means determining overloading produced by load, Peter Schmidt et al. / Terex Demag GmbH DE
A boom (1) for receiving loads on the end thereof comprising:…

Gantry Crane Having a Truss Supported Runway
US 08678209 B2, March 25, 2014, Having vertical supporting legs, Alexander Z. Chernyak / Gorbel, Inc. (Fishers, US)
An improved gantry lifting system, comprising:…

Bridge Crane or Gantry Crane Comprising a Cable Length-Adjusting Element Fastened to the Load Accepting Means
US 08646630 B2, Feb. 11, 2014, Having horizontally swingable track- or load-rotating means on trolley, Jannis Moutsokapas et al. / Gottwald Port Technology GmbH (Düsseldorf, DE)
A bridge crane or gantry crane for the handling of standard cargo holders between…

Boom Hoist Transportation System and Crane Using Same
US 08622228 B2, Jan. 7, 2014, Of traversing hoist from support, Robert J. Walker et al. / Manitowoc Crane Companies, LLC (Manitowoc, US)
A method of disassembling and transporting a mobile lift crane, the lift crane…

Slewing Stop Control Apparatus and Method for Slewing Type Working Machine
US 08511490 B2, Aug. 20, 2013, Including means for sluing boom as it is swung vertically, Koichi Shimomura et al. / Kobe Steel, Ltd. (Kobe-shi, JP)
A slewing stop control apparatus which is provided to a slewing type working…

Mobile Lift Crane With Variable Position Counterweight
US 08511489 B2, Aug. 20, 2013, Along rectilinear path, John M. Lanning et al. / Manitowoc Cranes, LLC (Manitowoc, US)
A mobile lift crane comprising:…

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