| Patents for E02F 3 - Dredgers; Soil-shifting machines (20,930) |
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| 06/22/2011 | DE112009001854T5 Kühlsystemanordnung für eine Maschine Cooling system arrangement for a machine |
| 06/22/2011 | DE102010060137A1 Baggersteuerung unter Verwendung von Funkentfernungsmessern Excavator control using radio rangefinders |
| 06/22/2011 | DE102009058836A1 Mobile hydraulic excavator for use in e.g. building sites or quarries, has excavator arm including boom and handle for receiving attachment, where handle includes transport device for receiving another attachment |
| 06/22/2011 | DE102005037105C5 Adapter für ein Arbeitsgerät als Teil einer Schnellwechselvorrichtung und Schnellwechselvorrichtung Adapter for an implement as part of a quick change system and quick change system |
| 06/22/2011 | DE10109510B4 Vorrichtung zur Aktuatorensteuerung von Hydraulik-Antriebsmaschinen Apparatus for controlling hydraulic actuators drive machines |
| 06/22/2011 | CN201875107U Gearbox oil temperature cooling system of hydraulic bulldozer |
| 06/22/2011 | CN201874449U Suspended pneumatic drill for excavator |
| 06/22/2011 | CN201874026U Sand fetching and silt cleaning device |
| 06/22/2011 | CN201874023U Unloading device of loader |
| 06/22/2011 | CN201874022U Runner-type seabed leveling device |
| 06/22/2011 | CN201874021U Retracting device for movable arms of grass grasping machine |
| 06/22/2011 | CN201874020U Cultural relics excavating shovel |
| 06/22/2011 | CN102105639A Cooling system packaging arrangement for a machine |
| 06/22/2011 | CN102102371A Excavator control using ranging radios |
| 06/22/2011 | CN102102370A Lowing control system for movable arm of hydraulic excavator for mines |
| 06/22/2011 | CN101614270B Hydraulic torque converter valve for soil shifter |
| 06/22/2011 | CN101608460B Slope milling machine of soil slope |
| 06/22/2011 | CN101240553B Bucket for construction machine |
| 06/21/2011 | US7963716 Pin connection device |
| 06/21/2011 | US7963212 Combination of a piston and a piston ring |
| 06/21/2011 | US7963054 Coupling configuration with a device for connecting energy transmission lines |
| 06/21/2011 | US7963053 Boom mounted excavator for cleaning under bridges inside of pipe and drainage ditches |
| 06/20/2011 | DE202011100922U1 Ausleger für ein Lade- und Baggergerät Boom for loading and excavating implement |
| 06/16/2011 | WO2011071394A1 Improvements relating to couplers |
| 06/16/2011 | WO2011070197A1 Marine soil levelling and consolidation system |
| 06/16/2011 | CA2783802A1 Improvements relating to couplers |
| 06/15/2011 | EP2333164A2 Device for burying slender elements, such as cables, pipes, ropes, chains, ducts and the like |
| 06/15/2011 | EP2332682A1 Method for controlling a hydraulic add-on device and hydraulic add-on device, in particular for breaking, crushing or recycling |
| 06/15/2011 | CN201865133U Fishpond silt remover |
| 06/15/2011 | CN201865132U Geopotential recovering device with decreased engineering mechanical movable arm |
| 06/15/2011 | CN201865131U Pipe grabber excavating device at drilling operation site |
| 06/15/2011 | CN201865130U Excavation-type loader |
| 06/15/2011 | CN102099533A Loader attachment mounting apparatus for movable work vehicle and loader equipped with said loader attachment mounting apparatus |
| 06/15/2011 | CN102099532A Locking device for securing a backhoe attachment to a carrier lift arm |
| 06/15/2011 | CN102094441A Hydraulic system of loader |
| 06/15/2011 | CN102094434A System for differential recovery of potential energy of boom of oil liquid hybrid power excavating machine |
| 06/15/2011 | CN102094433A Hybrid-driven controllable excavation mechanism |
| 06/15/2011 | CN101718105B Foundation trench desilting and broken stone leveling integrated construction device |
| 06/15/2011 | CN101713199B Bridge trunnion base with damping device |
| 06/15/2011 | CN101684657B Special nickel ore bucket of excavator |
| 06/15/2011 | CN101619579B Wheeled excavating loader |
| 06/15/2011 | CN101538873B Environment-friendly dredger dredging reamer |
| 06/15/2011 | CN101403222B Scraper |
| 06/14/2011 | US7958657 Fixing structure of work machine |
| 06/09/2011 | WO2011068377A2 Full crowd detent device for a wheel loader bucket |
| 06/09/2011 | US20110135434 Construction equipment having unified vibration absorber and rollover protection structure |
| 06/09/2011 | US20110135433 Construction equipment having grease injection device within cab |
| 06/09/2011 | US20110131843 Wear Assembly |
| 06/09/2011 | DE202011004272U1 Fahrzeug mit einem Hubrahmen und einer Graderschar Vehicle with a lifting frame and a grader blade |
| 06/09/2011 | DE112009000912T5 Maschinensteuerungssystem mit Steuerung zum Ändern der Richtung Machine control system with control for changing the direction |
| 06/08/2011 | CN201857628U Device applied to pump dredger to play functions of adjustment, control and fixation |
| 06/08/2011 | CN201857627U Silt collecting box applied to silt pumping machine |
| 06/08/2011 | CN201857626U Shovel plate for excavator |
| 06/08/2011 | CN201857625U Welding and supporting device for lift oil cylinder of earthmover scraper knife |
| 06/08/2011 | CN201857624U Detachable main frame of bulldozer |
| 06/08/2011 | CN201857623U Connecting structure of push rod and trunnion of earthmover |
| 06/08/2011 | CN201857622U Locking device for leveling machine |
| 06/08/2011 | CN201857621U Movable arm of excavator |
| 06/08/2011 | CN201854550U Multifunctional shovel |
| 06/08/2011 | CN1928262B Trench wall cutting structure |
| 06/08/2011 | CN102086653A Continuous wall grab |
| 06/08/2011 | CN102086652A Construction equipment having grease injection device within cab |
| 06/08/2011 | CN102086651A Construction equipment having unified vibration absorber and rollover protection structure |
| 06/08/2011 | CN101413279B Electromechanical integrated digging loader and control method thereof |
| 06/08/2011 | CN101321920B Fastening assembly |
| 06/07/2011 | US7954263 Screening, crushing or mixing bucket |
| 06/04/2011 | CA2721663A1 Variable output hydraulic actuator system |
| 06/03/2011 | WO2011063464A1 A rigging assembly for a dragline excavator |
| 06/03/2011 | CA2781737A1 A rigging assembly for a dragline excavator |
| 06/02/2011 | US20110126434 Angled edge bucket excavation tool |
| 06/01/2011 | EP2327840A1 Tiltable tool assembly for an excavator |
| 06/01/2011 | CN201851490U Floating support of drive shaft |
| 06/01/2011 | CN201850572U Bed-sweeping device for dredger |
| 06/01/2011 | CN201850570U Machine and quick-change device thereof |
| 06/01/2011 | CN201850569U Engineering machinery for digging and modifying |
| 06/01/2011 | CN201850568U High unloading device of loading machine |
| 06/01/2011 | CN201850567U Swivel loader |
| 06/01/2011 | CN201850566U Outdoor multifunctional spader |
| 06/01/2011 | CN102080392A High-powered crawler type bulldozer S-shaped oil tube mounting structure |
| 06/01/2011 | CN102080391A Mechanical electric excavation mechanism |
| 06/01/2011 | CN101463613B Control system and control method for trailing suction hopper dredger active drag head |
| 05/31/2011 | US7950463 Method and arrangement for removing soils, particles or fluids from the seabed or from great sea depths |
| 05/31/2011 | US7950171 Electric mining shovel saddle block assembly with adjustable wear plates |
| 05/31/2011 | US7950170 Skewed roller on an excavator |
| 05/26/2011 | WO2010133862A3 Pile cropping apparatus |
| 05/26/2011 | US20110119966 Operator propelled and/or guided portable trencher |
| 05/26/2011 | US20110119965 Trenching chain |
| 05/26/2011 | US20110119964 Wear part for a bucket to a loading or digging machine, fastening unit therefore and wear part system, bucket and loading or digging machine |
| 05/26/2011 | DE202011001637U1 Schaufel für Lader, Rücklader und Bagger Shovel loader, rear loaders and excavators |
| 05/26/2011 | DE102009057507B3 Method for controlling scrap shear of e.g. excavator for cutting ships for recycling, involves applying pressure to lifting cylinder during increasing of pressure applied to another lifting cylinder and during closing movement of jaws |
| 05/25/2011 | EP2324199A1 Method of cracking rock material, and breaking device |
| 05/25/2011 | EP2324158A1 Attachment cutting system having cutting heads and a cutter chain |
| 05/25/2011 | EP1375759B1 Hydraulic control circuit of boom cylinder of working machine |
| 05/25/2011 | CN201843909U Wheel rim transmission device of carry scraper |
| 05/25/2011 | CN201843163U Rotary transmission safety mechanism of earth moving machinery |
| 05/25/2011 | CN201843159U Movable grab sewage disposal apparatus |
| 05/25/2011 | CN201843158U Rotation oil-supply guiding device for scooptram |
| 05/25/2011 | CN201843157U Sliding bearing structure of scraping plate of earth-moving machinery |
| 05/25/2011 | CN201843156U Bucket operation device of backhoe loader |
| 05/25/2011 | CN201843155U Oil steel pipe fixing structure of oil cylinder of upright movable arm of loader |