| Patents for B66C 23 - Cranes comprising essentially a beam, boom or triangular structure acting as a cantilever and mounted for translatory or swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib cranes, derricks or tower cranes (16,687) |
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| 04/17/2013 | CN103043542A Crane and counterweight positioning mechanism thereof |
| 04/17/2013 | CN103043541A Double-box type telescopic arm structure |
| 04/17/2013 | CN103043540A Arm pin structure and crane |
| 04/17/2013 | CN103043539A Crane and rotary table locking device thereof |
| 04/17/2013 | CN103043538A Suspender of construction hoist and construction hoist |
| 04/17/2013 | CN103043537A Hoisting implementation method and hoisting device used therefor |
| 04/17/2013 | CN103043536A Rigid four-bar balance crane |
| 04/17/2013 | CN103043042A Balancing landing leg base plate and engineering machinery balancing method |
| 04/17/2013 | CN103043041A Supporting leg type engineering vehicle and control method and control system thereof |
| 04/17/2013 | CN102562934B Buffer device and back-tilting preventing device of boom with buffer device |
| 04/17/2013 | CN102351131B Tower crane safety monitoring system based on 433MHz self-organizing network |
| 04/17/2013 | CN102311057B Floating crane revolving support dismounting method |
| 04/17/2013 | CN102287424B Lock-up mechanism |
| 04/17/2013 | CN102241365B Crane, and apparatus and method for transmitting remote throttle signal thereof |
| 04/17/2013 | CN101983287B A method for handling and/or servicing components of a wind turbine and a gripping apparatus for performing the method |
| 04/17/2013 | CN101652313B Hoisting crane and vessel with such a crane |
| 04/17/2013 | CN101633480B Brace bar attached to bilateral-rack inclined sides |
| 04/16/2013 | US8419340 Working machine with telescopic boom unit |
| 04/16/2013 | US8419335 Pipe handling apparatus with stab frame stiffening |
| 04/14/2013 | CA2755934A1 Mobile service trailer with crane |
| 04/11/2013 | WO2013050838A1 Composite telescopic crane arm with metal guide blocks and crane comprising said arm |
| 04/11/2013 | WO2013049871A1 Railroad crane |
| 04/11/2013 | WO2013005978A3 Device for driving crane boom assembly |
| 04/11/2013 | US20130089405 Flexible Articulated Jib Arm |
| 04/11/2013 | US20130087522 Method for load torque limitation of a working vehicle comprising a jib |
| 04/11/2013 | US20130087521 Lifting apparatus |
| 04/11/2013 | DE19731049B4 Kran mit Brückenausleger Bridge crane with boom |
| 04/11/2013 | DE102011116083A1 Securing and locking unit for use in telesopic boom section of mobile crane, has guide groove during control movements performed in both planes, and cam ramp only during control movements performed in one plane actively coupled with bolt |
| 04/11/2013 | DE102011084105A1 Telescopic pipe arrangement for carrier arm of mobile crane, has bearing half shells made of slidable materials, sectionally arranged between pipes for slidable bearing between pipes, and fixed at pipes at carrier layer |
| 04/11/2013 | DE102008047769B4 Hubvorrichtung für eine Windturbine Lifting device for a wind turbine |
| 04/10/2013 | EP2578757A1 Work machine safety device |
| 04/10/2013 | EP2578197A1 Hoist mechanism |
| 04/10/2013 | EP2577095A1 Swivel drive |
| 04/10/2013 | EP2576908A1 Vehicle train for transporting rails |
| 04/10/2013 | EP2576413A1 Flexible articulated jib arm |
| 04/10/2013 | CN202867715U Planet-gear speed reducer for tower crane luffing mechanism |
| 04/10/2013 | CN202864802U Jib lubbing mechanism brake disc of swing arm tower crane |
| 04/10/2013 | CN202864769U Crane and operation safety control system thereof |
| 04/10/2013 | CN202864768U Crane and detection device for support leg swinging state thereof |
| 04/10/2013 | CN202864767U Straight-arm type lorry-mounted crane with overload warning device |
| 04/10/2013 | CN202864766U Overload warning control device of straight arm-type lorry-mounted crane |
| 04/10/2013 | CN202864765U Straight-arm type lorry-mounted crane with moment-limited alarm device |
| 04/10/2013 | CN202864764U Swing mechanism of tower crane |
| 04/10/2013 | CN202864763U Luffing mechanism of tower crane |
| 04/10/2013 | CN202864762U Wheel crane and support oil cylinder thereof |
| 04/10/2013 | CN202864761U Tetrahedron truss of balance arm of flathead tower crane |
| 04/10/2013 | CN202864760U Two-fold two-section extending arm of gantry type hydraulic folding arm crane |
| 04/10/2013 | CN202864759U Multifunctional crawler-type folding-arm crane |
| 04/10/2013 | CN202864758U Crane and crane boom |
| 04/10/2013 | CN202864757U One-fold hanging arm of gantry type hydraulic folding arm crane |
| 04/10/2013 | CN202864756U Safe walking board for movable-arm tower crane cargo boom |
| 04/10/2013 | CN202864755U Hydraulic pin penetrating device applied to crane |
| 04/10/2013 | CN202864754U Rope blocking device for fixed pulley block at head of cargo boom |
| 04/10/2013 | CN202864753U Putting-down mechanism for tower body |
| 04/10/2013 | CN202864752U Tower crane and platform support device thereof |
| 04/10/2013 | CN202864751U Tower crane and platform supporting device thereof |
| 04/10/2013 | CN202864750U Whole transportation and installation device of offshore wind turbines |
| 04/10/2013 | CN202864749U Stretching arm type crane |
| 04/10/2013 | CN202864748U Folding-arm crane for emergency rescue and disaster relief |
| 04/10/2013 | CN202864747U Multi-purpose truck mounted crane |
| 04/10/2013 | CN202864746U Telescopic boom crane |
| 04/10/2013 | CN202864745U Indoor big glass mounting crane |
| 04/10/2013 | CN202864744U Space truss type tower crane |
| 04/10/2013 | CN202864743U Electric lifting and feeding device |
| 04/10/2013 | CN202864742U Manual self-lock translation mechanism |
| 04/10/2013 | CN202864699U Rack of gantry type hydraulic folding boom crane |
| 04/10/2013 | CN103038542A Swivel Drive |
| 04/10/2013 | CN103032185A Control method and control device of automobile crane and automobile crane |
| 04/10/2013 | CN103030076A Crane and slewing mechanism thereof |
| 04/10/2013 | CN103030075A Steel wire rope component and tower crane containing same |
| 04/10/2013 | CN103030074A Hinge points-variable combined type multi-functional crawler crane |
| 04/10/2013 | CN103030073A Multifunctional crawler-type crane |
| 04/10/2013 | CN103030072A Small-size crane for building construction |
| 04/10/2013 | CN102351128B Twin-tower type crane |
| 04/10/2013 | CN102094861B Multi-pump concurrent flow hydraulic system for crane and concurrent valve bank |
| 04/10/2013 | CN101948002B Combined type heave compensating device |
| 04/10/2013 | CN101857176B Super hoisting device and telescopic-boom hoisting equipment with same |
| 04/10/2013 | CN101704477B Control system of self-propelled full-swinging floatingcrane crane and control method thereof |
| 04/09/2013 | US8413828 Hoist attachment for skid steer |
| 04/09/2013 | US8413390 Polygon mast |
| 04/09/2013 | CA2726227C Wind tower service lift |
| 04/04/2013 | WO2013045525A1 Rotary connection for a working machine |
| 04/04/2013 | WO2013044487A1 Control method and control apparatus for telescoping of boom and engineering machinery |
| 04/04/2013 | WO2013044485A1 Counterweight balancing mechanism and dual arm crane |
| 04/04/2013 | WO2013006625A3 Crane maneuvering assistance |
| 04/03/2013 | CN202851816U rope socket fixing device capable of being easily dismounted used for crane |
| 04/03/2013 | CN202850067U Simple excavation and hoisting dual-use machine for water construction projects |
| 04/03/2013 | CN202850026U Pile frame with hoist device |
| 04/03/2013 | CN202848938U Hoisting protection limiting device of construction hoist |
| 04/03/2013 | CN202848937U Tower crane safety monitoring system based on AVR (Automatic Voltage Regulation) singlechip |
| 04/03/2013 | CN202848936U Front back-inclination prevention device of crawler crane fixing auxiliary arm |
| 04/03/2013 | CN202848935U Electro-mechanical and hydraulic integrated crawler crane supporting leg system |
| 04/03/2013 | CN202848934U Beam lengthening mechanism for crawler crane |
| 04/03/2013 | CN202848933U Crane |
| 04/03/2013 | CN202848932U Riding wheels for performing embedded transportation in main arms and auxiliary arms of crane |
| 04/03/2013 | CN202848931U Slide block device, as well as extensible boom and crane including same |
| 04/03/2013 | CN202848930U Multifunctional tower type crane |
| 04/03/2013 | CN202848929U Truck crane with panoramic monitoring system |
| 04/03/2013 | CN202848928U Adjustable auxiliary arm pull plate of crane |
| 04/03/2013 | CN202848927U Locking mechanism of hanger |