luffing and slewing


  • Luffing | Define Luffing at Dictionary.com

    Luffing definition, the forward edge of a fore-and-aft sail. See more.


  • Slewing - definition of slewing by The Free Dictionary

    A slewing and luffing stacker stacks the petroleum coke whilst a bent chain slewing and luffing reclaimer and a central column, which includes a feeding and discharge hopper, reclaims the material. Krupp in the Islands.


  • Luffing-Boom | Morrow Equipment Company

    The Luffing Boom Crane. was designed to meet the requirements of the restricted job site. With a short tail-swing and the ability to raise and lower its boom, it easily adapts to construction site demands providing complete coverage while avoiding obstructions.


  • Tower Crane,Lifting,Slewing,Luffing and Jacking …

    The tower crane has lifting, slewing, luffing and jacking mechanisms, which can work respectively or together for higher efficiency. The jacking mechanism is used to make the tower rise or descend.


  • Advantages and Disadvantages of Large-capacity Luffing …

    Luffing jib tower crane can simultaneously release slewing and brake mechanism and locate the boom in small range for the purpose of extensively reducing wind influence to the crane and avoiding collision between the boom and other cranes and buildings when freely slewing in non-working condition.


  • luffing crane - definition - English - Glosbe

    Cranes (machines for the vertical and horizontal transport of goods), in particular construction cranes, slewing cranes, travelling cranes, container cranes, level luffing cranes, gantry cranes


  • Tower Crane,Lifting,Slewing,Luffing and Jacking Mechanisms

    The tower crane has lifting, slewing, luffing and jacking mechanisms, which can work respectively or together for higher efficiency. The jacking mechanism is used to make the tower rise or descend.


  • Slewing and luffing drives - Bosch Rexroth USA

    Slewing and luffing drives Content Thanks to their ability to start and stop without limitation, our drive solutions avoid the risk of overheating associated with electro-mechanical drives.


  • Luffing Tower Crane | Luffing Jib Crane

    A luffing crane is able to raise or lower its jib, and that allows it to reduce the slewing radius. A luffing crane is also a good choice for work sites where two or more cranes are working at the same time.


  • Stacker - Wikipedia

    Krupp coal stacker featuring tripper conveyor and non-slewing, luffing boom at RTCA Kestrel Mine. Play media. Stacker at Garzweiler surface mine. A stacker is a large machine used in bulk material handling. Its function is to pile bulk material such as limestone, ores and cereals on to a stockpile.


  • AVONDALE SHIPYARDS, INC. SLEW CRANES IN …

    In operation,a crane moves in four ways:traveling, slewing, luffing, and hoisting. Traveling is different from crane to crane only in that a disproportion-ately heavy crane requires disproportionately heavy track, and that a wide crane requires inconveniently wide track.


  • Luffing - definition of luffing by The Free Dictionary

    A slewing and luffing stacker stacks the petroleum coke whilst a bent chain slewing and luffing reclaimer and a central column, which includes a feeding and discharge hopper, reclaims the material. Krupp in the Islands.


  • Jaso J438PA.2R Specifications & Load Chart (2017-2018 ...

    Lectura specs Cranes Tower Cranes - Luffing Boom - Top-slewing Tower Cranes - Luffing Boom - Top-slewing Jaso Jaso J438PA.2R specifications Jaso J438PA.2R Specifications & Load Chart (2017-2018) Model 2017-2018 ( Other machines by Jaso )


  • LUFFING-JIB CRANES VS TOWER CRANES - metas.co

    LUFFING-JIB CRANES VS TOWER CRANES Luffing-jib cranes are specially demanded for tall buildings on congested sites. They have a very short counterjib and a variable working radius, which permit high productivity in extremely narrow spaces. Construcciones Metálicas COMANSA S.A. Tel: +34 948 33 50 20 ...


  • Top-Slewing Cranes

    The Top-Slewing cranes (GME cranes) have a reputation for being easy to adapt to their working environments: sites which are high up, crowded or widely spread out.


  • Luffing jib crane, Luffing jib lifting - All industrial ...

    Find your luffing jib crane easily amongst the 84 products from the leading brands (XCMG Xuzhoo Construction Machinery Group, SANY Group, Zoomlion, ...) on DirectIndustry, the industry specialist for your professional purchases.


  • Crane Blog - CraneCrews.com

    The reason for putting the crane into free slew is mostly to prevent damage to the slew brakes, on non luffing tower cranes the wind will not "push the crane over" if it is not free slewed, but brakes will be damaged. On luffing tower cranes there is a danger that if not free slewed and jib at the correct radius (not luffed up too high) the jib ...


  • Alatas Singapore investigate deck crane luffing issue

    - Replaced luffing motor, luffing pump and both slewing pumps with ALATAS supplied spares - Test run crane and carried out comprehensive function checks, pressure checks and leak-oil measurement. - Handed crane over to Stevedores for cargo operation - Stand by during cargo operation.


  • Luffing Cranes | NFT : Nouman Fouad Trading

    Luffing Cranes; Ask for a quotation (0) Description. NFT was the first to introduce Luffing jib cranes in the GCC and has contributed to its popularity. ... High performance slewing and hoisting equipment of these cranes provide precise control of loads throughout the entire working radius.


  • Design of Slewing and Luffing Stacker Transfer Chute

    Design of Slewing and Luffing . Stacker Transfer Chute . Bulk Solid Material : Coal Equipment : Central transfer on a slewing/luffing stacker operating at 8000t/h and speeds over 5.6m/s Aim: Development of conceptual design in view of structural constraints Project Outcomes .


  • Poster - Telescoping, Luffing and Slewing - Easy Guides

    Poster – Telescoping, Luffing and Slewing. This workplace poster informs crane users of the meanings of Telescoping, Luffing and Slewing. Putting safety into pictures has been the trademark style of Easy Guides Australia and we are continuing this process with our wide range of Safety Posters.


  • Stacking Conveyors - FEECO International Inc.

    FEECO Stacking Conveyors. Many material handling system requirements include the need for a device to create a storage pile of product. This can be accomplished with something as simple as a fixed stackout conveyor, or as complex as a luffing / slewing powered radial stacking conveyor.


  • US3567040A - Luffing and slewing jib crane - Google Patents

    A ship''s crane has a jib which is adapted for luffing and slewing movements, and from which is suspended a load-handling device, particularly for containers. The load-handling device is in two portions, with a motor to rotate the two portions relative to each other to position the load accurately. The crane has a single load cable which is reeved about the jib head and the upper of the two ...


  • Luffing HC-L - Liebherr

    Low slewing radius, compact tower system: our luffing jib cranes can be used on almost any site even if there is very little space. Moreover, very good decommissioning values allow them to slew freely – even when lots of cranes are operating together.


  • 30m Luffing Jib Widely Used Qd16-3080 16ton Luffing ...

    The upper revolving platform installed hoisting mechanism, Luffing mechanism, slewing mechanism and electrical systems, which bond with pylon. Lifting jib. Crane Lifting jib length is 24 m, divided into 10 parts, welded by high quality seamless steel .


  • Luffing Jib Tower Crane - Flexible - QTZ40, QTZ63, …

    Luffing jib tower crane, which is generally used in the construction of steel structure, and it is flexible than other tower cranes, and also known as pitching tower crane, from industrial buildings to civil building, from repairing yard to port wharf, from the steel structure to the power station construction, this type tower crane played a huge role.


  • 1991 HOISTING/SLEWING/LUFFING PUMP UNIT G 479/340 B in ...

    used b & g 60 gallon in bohemia, ny. manufacturer: b & g 1-used b & g approx. 60 gallon stainless steel vertical pressure tank. dimensions approx. 23" diameter x 33" deep plus slight cone bottom.


  • ThyssenKrupp Robins - Products - Stackers - Slewing and ...

    The slewing and luffing stacker is the most versatile since it is able to slew from one stockpile to the other side of the yard conveyor and build equal stockpiles on both sides of the yard feed conveyor.