Featured patents

Lightweight High-Performance Pipelayer
US 08783477 B2, July 22, 2014, Sensor regulates counterweight or counterbalancing means, Timothy E. Camacho et al. / Caterpillar Inc. (Peoria, US)
A pipelayer, comprising:…

US 08863964 B2, Oct. 21, 2014, And compensating means to maintain horizontal movement of load, Tetsuyuki Terauchi / IHI Construction Machinery Limited (Kanagawa, JP)
A crane comprising:…

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:…

Pinned Connection System for Crane Column Segments
US 08739988 B2, June 3, 2014, Of boom sections, Robert J. Walker / Manitowoc Crane Companies, LLC (Manitowoc, US)
A crane having an upper works rotatably mounted on a lower works, the crane…

Crane With Boom Raising Assist Structure
US 08684197 B2, April 1, 2014, Having means to swing boom vertically, Joseph R. Rucinski et al. / Manitowoc Crane Companies, LLC (Manitowoc, US)
A lift crane comprising:…

Drum Tensioning Method and Apparatus for Load Hoist Wire Rope
US 08640895 B2, Feb. 4, 2014, Having Random Condition Sensor Combined With an Indicator or Alarm or Controlling Means or Disabling Means, Terry S. Casavant et al. / Manitowoc Crane Companies, LLC (Manitowoc, US)
A method of operating a crane having a continuously reeved load hoist line,…

Swing Drive System for Cranes
US 08573419 B2, Nov. 5, 2013, Gear drive, Alan E. Pleuss et al. / Manitowoc Crane Companies, LLC (Manitowoc, US)
A crane comprising i) a lower structure comprising ground engaging members; ii)…

Crane, Preferably Crawler or Truck Crane
US 08505754 B2, Aug. 13, 2013, Cyclic operation, Erwin Morath / Liebherr-Werk Ehingen GmbH (Ehingen/Donau, DE)
A system comprising:…

Crane, in Particular Mobile Crane With a Narrow Track and Enlarged Supporting Base
US 08499945 B2, Aug. 6, 2013, Lowered from vehicle body, Rüdiger Zollondz et al. / Terex Cranes Germany GmbH (Zweibruecken, DE)
A narrow track crawler type carriage mobile crane comprising:…

Removable Truck-Mounted Crane
US 08479933 B2, July 9, 2013, Vehicle support, Moises C. Vaquera
A truck-mounted crane, comprising:…

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