| Patents for B66C 9 - Travelling gear incorporated in, or fitted to, trolleys or cranes (2,024) |
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| 06/29/2011 | CN201882783U Crane for hoisting concrete finished blank body |
| 06/29/2011 | CN201882782U Automatic balance frame for electric block |
| 06/29/2011 | CN201882781U Mounting structure of horizontal wheel steel frame of large vehicle |
| 06/22/2011 | CN201873461U Synchronous positioning type crane with rotary car |
| 06/22/2011 | CN201873449U Wheel set |
| 06/15/2011 | EP2331446A1 Gantry crane |
| 06/15/2011 | CN201864492U Crane with four hanging points and electric hanging beams |
| 06/15/2011 | CN201864491U Double-hoisting-point electric suspension beam crane |
| 06/15/2011 | CN201864474U Rail clamping device of small-sized portal crane |
| 06/15/2011 | CN201864473U Crane wheel |
| 06/15/2011 | CN201864472U Wheel for beam suspending type crane |
| 06/15/2011 | CN201864471U Multifunctional electrolytic lower horizontal wheel of aluminum discharging trolley for crown block |
| 06/15/2011 | CN201864470U Gantry crane running and steering mechanism |
| 06/15/2011 | CN102092635A Track type self-advancing device |
| 06/15/2011 | CN101381057B Large-sized gantry crane |
| 06/03/2011 | WO2011063491A1 Vertical retractable rail clamp |
| 06/02/2011 | US20110127229 Actuation system configured for moving a payload |
| 06/01/2011 | CN201850074U Anti-skidding safety protection device of portal crane |
| 06/01/2011 | CN102079479A Trolley driving wheel unit for crane |
| 05/26/2011 | DE102010018728A1 Safety device for overhead crane trolleys, has electromagnets whose cores are magnetized permanently, and trolley is held permanently and safely at carrier plate, without requirement of further energy for magnetization |
| 05/25/2011 | CN102070092A Pneumatic stopping mechanism for crane |
| 05/25/2011 | CN102070082A Double-friction drive device |
| 05/25/2011 | CN102070081A Active trolley structure for crane |
| 05/25/2011 | CN102070080A Gearless transmission system for crane operation mechanism |
| 05/18/2011 | CN201834709U On-line lifting device of electric self-traveling trolley |
| 05/18/2011 | CN201834679U Lateral guiding lifting trolley of electromagnetic lifter |
| 05/18/2011 | CN201834678U Novel large-tonnage bridge crane dolly |
| 05/18/2011 | CN201834677U Gantry crane with rapidly replaced pulley |
| 05/18/2011 | CN102066230A Hoist combination |
| 05/18/2011 | CN102060239A Horizontal wheel set for trolleys on multifunctional overhead crane for electrolysis |
| 05/12/2011 | US20110108347 Steering System for Crane |
| 05/11/2011 | EP2219987B1 Guide-roller arrangement for cranes |
| 05/11/2011 | CN201825671U Hoisting trolley for track plate |
| 05/11/2011 | CN201825654U Wind-resistant parking device for portal jib crane |
| 05/11/2011 | CN201825653U Motor driving structure for crown block |
| 05/11/2011 | CN201825652U Cart running and steering mechanism of beam hoisting machine |
| 05/11/2011 | CN102050384A Direct-drive motor driving system for crane running mechanism |
| 05/04/2011 | CN101168427B Self-steering orbit type container gantry crane and steering method thereof |
| 04/27/2011 | CN201809075U Bridge crane for loading and unloading of continental river dock |
| 04/27/2011 | CN201809056U Crane with positioning gear and rack |
| 04/27/2011 | CN201809055U Forklift truck for lifting large goods |
| 04/27/2011 | CN201809054U Bearing wheel group of self-adaptive door machine |
| 04/27/2011 | CN201809053U Single-beam bridge-type crane with electric hoist |
| 04/27/2011 | CN101670977B Landing-lag gap adjusting device |
| 04/21/2011 | WO2011005800A3 Crane improvements |
| 04/21/2011 | US20110089129 Hoist combination |
| 04/20/2011 | CN201801306U Gantry crane rail limiting device |
| 04/20/2011 | CN201801305U Positioning and locking device for guide rail hoisting crane |
| 04/20/2011 | CN201801304U Adjustable split type wheel group device |
| 04/14/2011 | WO2011043516A1 Dual boom structure, dual boom crane and ship mounted with the same |
| 04/13/2011 | CN102009911A Horizontal hanging beam travelling crane |
| 04/13/2011 | CN101554975B Rail hook device for floating dock portal crane |
| 04/07/2011 | DE202010013182U1 Hebezeug mit verstellbarem Fahrwerk Hoist with adjustable suspension |
| 04/06/2011 | EP2303752A1 Hoist combination |
| 04/06/2011 | CN201785137U Self-locking crane anchoring device |
| 04/06/2011 | CN201785136U Gantry crane carriage running vertical hinge supporting device |
| 03/31/2011 | WO2011035891A1 Straddle carrier comprising wheel drive unit |
| 03/30/2011 | CN101462672B Big elevating capacity and big elevating height hoisting crane |
| 03/23/2011 | CN201770420U Universal horizontal guide device for cranes |
| 03/23/2011 | CN201770419U Guide wheel mechanism and crane utilizing same |
| 03/23/2011 | CN201770418U Bridge crane wheel |
| 03/23/2011 | CN201770417U Driving traveling wheel unit of trolley of crane |
| 03/23/2011 | CN201770416U Driving trolley structure of crane |
| 03/23/2011 | CN101987712A Crane traveling reversing device |
| 03/16/2011 | CN201762026U Off-tracking prevention hydraulic rail clamp |
| 03/09/2011 | CN201756407U Wall sleeving crane with adjustable main beam |
| 03/02/2011 | CN101982392A Running positioning device for double-beam trolley of crane |
| 03/02/2011 | CN101982391A Hoisting crane for concrete end product body |
| 03/02/2011 | CN101566199B Bifunctional volute spring braking buffer |
| 02/23/2011 | CN201751365U Dynamic windproof safety device of on-track crane |
| 02/23/2011 | CN101980911A Constant force rail clamp |
| 02/17/2011 | US20110036799 Lifting Assemblies Including Trapezoidal Strong Back Beam Systems |
| 02/17/2011 | DE102009036356A1 Laufkran Overhead crane |
| 02/17/2011 | DE102009036306A1 Load handling vehicle comprises chassis, which is supported over multiple wheels at underground, guidable rear axle, and front axle, where hydraulically adjustable load support arm is provided, which has lifting attachment |
| 02/17/2011 | DE102009035197A1 Antriebseinheit mit Überlastschutz zum Antrieb eines Zahnkranzes Drive unit with overload protection for the drive of a gear ring |
| 02/16/2011 | CN201746241U End beam device for bridge crane |
| 02/16/2011 | CN201746231U Crane drive wheel group with mandrel without bearing bending moment |
| 02/16/2011 | CN201746230U Non-mandrel crane driven vehicle wheel set |
| 02/16/2011 | CN201746229U Crane and trolley and wheels of crane |
| 02/16/2011 | CN101348210B Track transfer apparatus, track transfer connection device, transfer system and method |
| 02/09/2011 | CN201737612U Suspended rack in engine room of wind turbine generator system |
| 02/09/2011 | CN201737598U Large-sized guide rail type hoisting crane positioning and locking device |
| 02/09/2011 | CN201737597U Flexible traveling device for automatic traveling room of crane |
| 02/02/2011 | CN201729593U Wind moving stopping mechanism of crane |
| 02/02/2011 | CN201729579U Bridge crane end beam assembly |
| 01/26/2011 | CN201722067U Novel deflection limitator of shipyard gantry crane |
| 01/26/2011 | CN201722066U Travel system of portal crane placed on invisible track |
| 01/26/2011 | CN101959786A Machine for lifting and handling loads, in particular containers |
| 01/26/2011 | CN101955129A Floating type rail clamping device |
| 01/19/2011 | CN201713228U Tyred gantry crane with cantilever crane |
| 01/19/2011 | CN201713226U End beam used for bridge crane |
| 01/19/2011 | CN201713218U End beam of bridge crane |
| 01/13/2011 | WO2011005800A2 Crane improvements |
| 01/12/2011 | EP2271575A1 A material handling device or crane comprising a support frame with rail wheels |
| 01/12/2011 | CN201703981U Safety locking device for crane cart |
| 01/12/2011 | CN201703980U Driving wheel mechanism of bridge crane car girder |
| 01/10/2011 | CA2709249A1 Fall arrest self rescuing trolley and system including the same |
| 01/05/2011 | CN201694745U Novel end carriage for crane |
| 01/05/2011 | CN101934980A Anti-creep device |
| 01/05/2011 | CN101934979A Hydraulic spring type rail clamping device |