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:…

Gantry With Suspending Links
US 08833574 B2, Sept. 16, 2014, Having vertical supporting legs, Stephen Edward Sparrow / Stephen Edward Sparrow (Spring, US)
A hydraulic gantry system for lifting and moving a load, comprising:…

Arrangement for Installing Cables on Outer Surfaces of Crane Structures
US 08800790 B2, Aug. 12, 2014, Miscellaneous, Petri Salminen et al. / Konecranes PLC (Hyvinkaa, FI)
An arrangement for installing cables on outer surfaces of crane structures,…

Counterweight Loading and Unloading Device and Movable Crane
US 08739989 B2, June 3, 2014, Having Counterweight or Counterbalancing Means, Xin Zhang et al. / Hunan Sany Intelligent Control Equipment Co., Ltd. CN
A counterweight mounting and dismounting device, comprising a freestanding…

Method and Device for Attaching and Removing an Additional Device to the Main Boom of a Mobile Crane
US 08739987 B2, June 3, 2014, Of boom sections, Roland Kuhn et al. / Terex Demag GmbH DE
A method for attaching and removing an additional device to and from a main…

Traction Rod for Bracing a Crane Jib
US 08701903 B2, April 22, 2014, Boom Position Lock, Thomas Müller / V & M Deutschland GmbH (Düsseldorf, DE)
An articulated connection of a first traction rod to a second traction rod…

US 08596474 B2, Dec. 3, 2013, Collapsible or foldable boom, Johannes Steindl / EPSILON Kran GmbH (Bergheim, AT)
A crane comprising:…

Hoisting Crane With Annular Bearing Structure
US 08540092 B2, Sept. 24, 2013, Having specific bearing structure, Joop Roodenburg et al. / Itrec B.V. (Schiedam, NL)
Hoisting crane, comprising:…

Connection System for Crane Boom Segments
US 08534474 B2, Sept. 17, 2013, Of boom sections, Robert J. Walker et al. / Manitowoc Crane Companies, LLC (Manitowoc, US)
A crane having an upper works rotatably mounted on a lower works, the upper…

Dual Mast Arrangement for a Crane
US 08517192 B2, Aug. 27, 2013, Having load engager mounted for guided vertical movement beneath trolley, Hermann Franzen et al. / Gottwald Port Technology GmbH (Duesseldorf, DE)
Bridge or gantry crane for handling ISO containers, comprising:…

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