| 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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| 07/20/2011 | CN201901545U Dual-branch folding-type lengthened beam for crawler crane chassis |
| 07/20/2011 | CN201901544U Crane and box type lifting arm thereof |
| 07/20/2011 | CN201901543U Arm support with steel wire rope carrier roller |
| 07/20/2011 | CN201901542U Lateral arm support adjusting system of crawler crane |
| 07/20/2011 | CN201901541U High-safety ladder stand for arm support |
| 07/20/2011 | CN201901540U Travelling device of tower crane on high and low rails |
| 07/20/2011 | CN201901539U Internal climbing type and external climbing type tower crane with luffing jib |
| 07/20/2011 | CN201901538U Self-lifting fan-mounted crane and marine fan transporting and mounting equipment |
| 07/20/2011 | CN201901537U Rotating electric crane |
| 07/20/2011 | CN201901536U Arm internal chain transmission slewing crane |
| 07/20/2011 | CN201901535U Rocker lever device for lifting cyclone separator |
| 07/20/2011 | CN201900957U Wheeled crane and suspension hydraulic system thereof |
| 07/20/2011 | CN102131728A Crane structure |
| 07/20/2011 | CN102126683A Anti-overturn device of container face crane |
| 07/20/2011 | CN102126682A Single cylinder synchronous expansion and contraction device with multiple sets of inhaul cables for lorry-mounted crane |
| 07/20/2011 | CN102126681A Cathode rod suspension arm mechanism |
| 07/20/2011 | CN102126679A Tower crane monitoring system with short message early warning function |
| 07/20/2011 | CN102126678A Crane and super-lifting and tensioning control system and method thereof |
| 07/20/2011 | CN101708810B Mechanical double-speed superimposed type rapid telescopic arm frame |
| 07/20/2011 | CN101389562B Cranes |
| 07/15/2011 | CA2696590A1 Automated glued-down carpet remover |
| 07/14/2011 | WO2011082710A1 Method of lifting a wind turbine component toward a top portion of a wind turbine tower |
| 07/14/2011 | US20110170988 Cargo transfer system |
| 07/13/2011 | EP2342400A1 Mobile work machine having support brackets |
| 07/13/2011 | CN201896803U Hydraulic reversible lock and crane provided with hydraulic reversible lock |
| 07/13/2011 | CN201896046U Upwarp balance arm telson |
| 07/13/2011 | CN102123934A Mobile working machine having a remote control device |
| 07/13/2011 | CN102123821A Device for welding |
| 07/13/2011 | CN102120548A Hydraulic telescopic suspension arm |
| 07/13/2011 | CN102120547A Multifunctional middle trough assembling and disassembling machine |
| 07/12/2011 | CA2699288C Method for hoisting and lowering device in rotor head of wind turbine generator |
| 07/07/2011 | WO2011081227A1 System for preventing a collision of a crane, and method for controlling a crane |
| 07/07/2011 | WO2011079593A1 Super-lifting device of crane, control system and control method thereof |
| 07/06/2011 | CN201894007U Electric control box, electric control box device and off-road tire crane comprising same |
| 07/06/2011 | CN201893511U Portable hoisting support for isolating switch |
| 07/06/2011 | CN201893509U Portable overhead hoisting device special for transformer substation |
| 07/06/2011 | CN201890755U Chain failure-sensing mechanism |
| 07/06/2011 | CN201890732U Jib type lifting torque limiter |
| 07/06/2011 | CN201890731U Crane |
| 07/06/2011 | CN201890730U Pin |
| 07/06/2011 | CN201890729U Connecting device for cross joints of attached support rods of tower crane |
| 07/06/2011 | CN201890728U Crane and interlocking device of pin inserting and pulling mechanism thereof |
| 07/06/2011 | CN201890266U Cross-country front crane with waterproof engine room |
| 07/06/2011 | CN201889623U Pin plugging and pulling device of engineering vehicle and cross-country front lifting machine |
| 07/06/2011 | CN102115014A Leg adjusting device and mobile crane |
| 07/06/2011 | CN102115013A Pre-stressing device for tower body of tower crane |
| 07/06/2011 | CN101233027B Support jack with supporting load indicator |
| 07/04/2011 | DE202009018421U1 Kraftaufnehmer für Stützelemente Transducers for supporting elements |
| 06/30/2011 | WO2011075969A1 Amphibious crawler crane |
| 06/30/2011 | US20110155683 Crane spreader and method for automatically landing the same |
| 06/30/2011 | US20110155682 Lifting device for the installation and service of an underwater power plant |
| 06/30/2011 | US20110155681 Counterweight Suspension Device and Mobile Crane |
| 06/30/2011 | DE102010053870A1 Arbeitsmaschine, insbesondere Bagger Machine, especially excavator |
| 06/29/2011 | CN201886896U Special tool for hoisting on-load voltage regulation switches |
| 06/29/2011 | CN201884601U Wheeled crane and chassis hydraulic control system thereof |
| 06/29/2011 | CN201884374U Wheeled crane and hydraulic oil radiating system thereof |
| 06/29/2011 | CN201884353U Multi-pump converging hydraulic system for crane and converging valve bank thereof |
| 06/29/2011 | CN201882834U Early warning device for overload of suspension arm of recue wrecker |
| 06/29/2011 | CN201882833U Safety control system for tower crane cluster operation |
| 06/29/2011 | CN201882832U Rearward tilting prevention device for main arm of crane |
| 06/29/2011 | CN201882831U Crane and counterweight tilting prevention device thereof |
| 06/29/2011 | CN201882830U Anti-overturning moment limiter system and traveling crane |
| 06/29/2011 | CN201882829U Safety monitoring system of tower crane |
| 06/29/2011 | CN201882828U Crane provided with split rotary supporting device |
| 06/29/2011 | CN201882827U Automatic folding, turning and positioning support leg mechanism |
| 06/29/2011 | CN201882826U Pipe distribution and horizontal cylinder installation structure inside crane supporting leg |
| 06/29/2011 | CN201882825U Crane support legs and horizontal adjusting device thereof |
| 06/29/2011 | CN201882824U Crane and leg positioning device of same |
| 06/29/2011 | CN201882823U Supporting leg plate mechanism with automatic position adjusting function |
| 06/29/2011 | CN201882822U Telescopic boom stretching-retracting and buffering device and crane with telescopic boom stretching and buffering device |
| 06/29/2011 | CN201882821U Rapidly installed and detached independent arm head |
| 06/29/2011 | CN201882820U Automatic jacking device for buffer rod of variable-amplitude auxiliary arm of wheel crane |
| 06/29/2011 | CN201882819U Integral combined sliding block of crane boom |
| 06/29/2011 | CN201882818U Crane with telescopic tower body |
| 06/29/2011 | CN201882817U Crane with automatic hook device |
| 06/29/2011 | CN201882816U Retractable tower crane |
| 06/29/2011 | CN201882815U Elevator boom and self disassembling and assembling device thereof |
| 06/29/2011 | CN201882814U Movable type pulling plate bracket |
| 06/29/2011 | CN201882813U Crane with horizontal support arm |
| 06/29/2011 | CN201882812U Hydraulic pressure jacking rotary flat bridge |
| 06/29/2011 | CN201882811U Lifting appliance used for land plaster boxes |
| 06/29/2011 | CN201882810U Tower crane provided with jib loading boom lateral stay cables |
| 06/29/2011 | CN201882809U Door type cantilever steel frame hoisting equipment used for high hoisting |
| 06/29/2011 | CN201882808U Simple lifter |
| 06/29/2011 | CN201882807U Rotary hoisting device for hydraulic machines |
| 06/29/2011 | CN201882806U Rotatable hoisting device |
| 06/29/2011 | CN201882805U Underground self-moving type multifunctional assembling machine |
| 06/29/2011 | CN201882804U Hoisting tool for maintenance of electric power line |
| 06/29/2011 | CN201882803U Novel rotating elevator |
| 06/29/2011 | CN201881337U Shaft plugging and pulling device and mobile crane provided with same |
| 06/29/2011 | CN102107823A Hydraulic obstacle detouring device of ship crane |
| 06/29/2011 | CN102107820A Gyroscopic control system for tyre crane |
| 06/29/2011 | CN101624165B Combined counterweight device and crane using same |
| 06/28/2011 | US7970520 System arrangement of a lifting device, in particular for a container crane for the lifting of loads and moving for the operation of the system arrangement |
| 06/28/2011 | US7967547 Work machine |
| 06/28/2011 | US7967158 Mobile lift crane with variable position counterweight |
| 06/28/2011 | US7966777 Mechanical lift, fully nesting, telescoping mast |
| 06/28/2011 | DE202011100564U1 Knickausleger Articulated boom |
| 06/23/2011 | WO2011072523A1 Supporting device for crane and crane thereof |
| 06/23/2011 | US20110150623 Structure for transporting and installing or retrieving underwater equipment and method of transporting and of installing or retrieving underwater equipment |