Matches 1 - 50 out of 124 1 2 3 >
Match Document Document Title
7611022 Upper block  
A crane having an upper block, a lower block, a drum, and two ropes. The upper block includes an equalizer having a yoke to which the ropes are connected. The connections between the ropes and the...
7559429 Wire rope reeving system for twin lift cargo container handling  
A single wire rope reeving system for a twin lift cargo container handling crane for hoisting and lowering a pair of containers in side-by-side relation independently or simultaneously.
7558645 Overhead travelling carriage system  
A height sensor 26 and an image recognizing section 28 are installed in a teaching unit 24 ; the height sensor 26 contacts a pin 30 a on a load port 4 to detect the height position of...
7500575 Crane trim, list, skew and snag protection system  
The present invention utilizes a hoist drum with a number of different diameter sections upon which the different ends of a lifting cable simultaneously spool on and off of as a function of...
7497492 Hydraulic auxiliary hoist and crane control for high precision load positioning  
A hoist for positioning a load ( 40 ) includes a plurality of lift cylinders ( 15 ), a plurality of position sensors, a plurality of electronically controlled valves, a user input device ( 22 ),...
7494020 Lifting machinery of four reel differential type for two 40 feet container shore crane  
The invention relates to a lifting machinery of four reel differential type for two 40 feet container shore crane comprising: motors, reductors, high speed brakes, reels and reel brakes; wherein at...
7464823 Overhead travelling carriage  
A platform 12 is supported by four belts 22 to 25 . Of the belts 22 to 25 , a pair of belts 24, 25 is attached to a pivoting arm 26 so that the pivoting arm 26 is pivotable around a...
7461832 Twin lifting machinery for two 40 feet container shore crane  
A twin lifting machinery for two 40 feet container shore crane is disclosed, comprising motors, high speed shaft brakes, two reductors, a plurality of multiple-project rope reels, and a plurality...
7426423 Crane or excavator for handling a cable-suspended load provided with optimised motion guidance  
The invention refers to a crane or excavator for the transaction of a load, which is carried by a load cable with a turning mechanism for the rotation of the crane or excavator, a seesaw mechanism...
7416169 Hoisting-cable drive comprising a single bottom-hook block and two winches  
The invention proposes a hoisting-cable drive for a mobile crane, which hoisting-cable drive uses a single bottom-hook block ( 15 ) instead of a known double bottom-hook block. However, to prevent...
7392915 Method for controlling spreader in crane  
The invention relates to a method for controlling swaying and swinging of a spreader in a crane and the load attached thereto, the crane comprising: a trolley, hoist gears, hoisting ropes, on which...
7293670 Upper block  
A crane having an upper block, a lower block, a drum, and two ropes. The upper block includes an equalizer having a yoke to which the ropes are connected. The connections between the ropes and the...
7287740 Hoisting apparatus  
A cable attachment assembly, a hoist and a transportation system using the cable attachment assembly. The cable attachment assembly including: a plate pivotable about a first axis; first and second...
7267240 Method and device for maintaining a position of a load suspended from a lifting gear  
In a method for maintaining a position of a load on a lifting gear, a position of a load, which is suspended from a trolley of a lifting gear via at least four cables, is determined and a swinging...
7150367 Storage and retrieval unit  
A storage and retrieval unit comprises a supporting carriage which is movable along a rack aisle on at least one substantially horizontal supporting rail by a drive. A vertically adjustable lifting...
7137771 Method and device for recognition of a load on a lifting gear  
In a method for recognition of the position of a load on a lifting gear, an active light source and a camera are mounted to a trolley of the lifting gear. Both, the light source and the camera are...
7040496 Arrangement for placing crane mechanisms  
The invention relates to an arrangement for placing crane mechanisms, the crane comprising lifting mechanisms ( 1 ) with lifting drums ( 2 ), lifting ropes ( 3 ) in the lifting drums, a lifting...
6827334 Lifting arrangement for overhead traveling cranes  
A lifting arrangement for overhead traveling cranes. The lifting arrangement includes two single reeved drums that are reeved together to provide true vertical lift of a load. The lifting...
6752283 Rope hoist provided with traversing machinery  
A rope hoist provided with traversing machinery, the rope hoist comprising a trolley ( 2 ), and in connection therewith a lifting gear ( 3 ), a lifting rope ( 4 ), rope pulleys ( 5 ) and traversing...
6631300 Nonlinear active control of dynamical systems  
A control system for reducing cargo pendulation. The control system calculates a correction factor and adds the correction factor for the operator input motions in addition to the motion of the...
6439407 System for stabilizing and controlling a hoisted load  
A system which can both be adapted to existing single point lift mechanisms, and constrain a hoisted load in all six degrees of freedom, includes a suspension point, an assembly, a lateral tension...
6382437 Crane apparatus  
A crane system for carrying a load while suspending it from a portal-shaped body frame via wire ropes includes first and second wire ropes on both sides, in a right-and-left direction, of an upper...
6182843 Method for the target path correction of a load carrier and load transport apparatus  
For the positional correction of a load carrier (34) suspended on a trolley (22) a cable member (50') of the lifting cable system interposed between the trolley (22) and the load carrier (34) is...
6145680 Apparatus for reducing overload and dampening collision energy  
The invention relates to an apparatus for reducing overload and dampening collision energy, for instance, in connection with a container crane, the apparatus comprising a movable bar (16) to...
6126023 Crane with improved reeving arrangement  
A crane arranged through its reeving system to manoeuver a load. The crane includes an upper support structure, a lower support structure arranged to carry a load and six reeving cables suspending...
6102372 Rope arrangement for the suspension of attachment means at a carrying device arranged above it  
A rope arrangement having carrying ropes guided downward in pairs at four corner points of an imaginary four-cornered shape at a carrying device. One of the carrying ropes extends from one of the...
6053478 Wafer hoist with self-aligning bands  
A hoist system including a roller assembly which is allowed to pivot as a suspending member is rolled up around a drum compensates for lateral forces and allows a load on the suspending member to...
6021911 Grappler sway stabilizing system for a gantry crane  
A sway stabilizing system is provided for stabilizing sway of a grappler suspended by vertically movable hoisting cables on a gantry crane. The crane is a type which is particularly useful for...
5909817 Method and apparatus for controlling and operating a container crane or other similar cranes  
The crane comprises a generally horizontal boom or other supporting structure having at least one rail thereon, a trolley having a reversible drive for moving the trolley in either direction along...
5806696 Method and equipment for controlling the operations of a crane  
A method for controlling the motion of a crane lifting carriage, or trolley, a load suspended from it, a swing damping system, and/or an operator control cab whereby an ideal sequence of...
5803278 Overhead traveling carriage  
An overhead travelling carriage is provided wherein three drums are arranged on a base of a hoist unit along the sides of an imaginary equilateral triangle. Two motors and a brake are arranged...
5769250 Method and apparatus for controlling the loading element and load of a crane  
A method and apparatus for controlling a loading element suspended from lifting drums of a crane by lifting ropes, and a load attached to the loading element. The controlling referring to damping...
5673804 Hoist system having triangular tension members  
A hoist system having triangular suspension bands minimizes sway and twisting during the lifting of a payload. The system includes three depending retractable and extensible triangular tension...
5603420 Method for using a two-drum crane for raising or lowering a load  
The disclosure involves a crane having a main hoist drum and an auxiliary hoist drum for handling a load under normal and emergency (the latter actual or simulated) conditions, respectively. The...
5597080 Snag load protection system for a crane  
A snag load protection system for a train including a guide frame, a sheave housing slidably received within the guide frame, and a hydraulic cylinder connected to the guide frame and to the sheave...
5579931 Liftcrane with synchronous rope operation  
An improved method and system for a liftcrane in which a load is lifted through the combined action of first and second hoist drums. The method and system use a first rope wound on one hoist drum...
5368124 Device suspending a working cage  
A device for suspending a working cage includes an arm, a swivel arm mounted rotatably horizontally to the end portion of the arm, a first sheave mounted rotatably horizontally to the arm at a...
5314262 Hoisting gear on the trolley of a container crane  
A hoisting arrangement for a trolley (1) of a container crane with two motor-driven cable drums (2a, 2b), with cable rollers (4a-4d) arranged on the roller traverse (5), and with hoisting cables...
5314082 Sensing device for indicating improper orientation of a hoist lifting line  
An overhead crane comprising a frame, a hoist mounted on the frame, the hoist including a lifting rope, and a device for detecting a side pull condition of the lifting rope.
5257891 Bi-planar cable cross reeving system  
A crane and lift apparatus for controlling the lifting and lowering of large cargo containers. A trolley assembly includes a hoist drum from which is suspended a system of cable or rope reevings...
5253771 Counter-balanced, multiple cable construction crane  
The invention is a counter-balanced, multiple cable construction crane. The apparatus for hoisting payloads comprises a crane having a lifting segment and a counter-balanced segment. The lifting...
5186342 Integrated passive sway arrest system for cargo container handling cranes  
A passive sway arrest system for dockside cargo container handling cranes which includes mounting on the load-carrying trolley a pivotable platform which oscillates when a load being carried by the...
5150799 Anti-sway reeving system  
A reeving apparatus for a crane having an overhead frame, a lifting beam subject to swaying forces, and a winding drum mounted on the frame for raising and lowering the lifting beam. First, second,...
5114025 Swivel for use in cranes and the like  
A swivel for use in a crane has a stationary upper member which is secured to the boom and a lower member which is rotatable relative to the upper member and is connected with the end of the cable....
5022543 Positioning gear for moving a load suspended by at least one cable of a lifting system in the vertical direction  
Positioning device to be incorporated as a controllable coupling element between a load and the cable of a hoisting apparatus. The element includes a hydraulic cylinder connected to a...
5018631 Hoist device for a load hanging on hoist ropes, in particular a container-crane  
A container is suspended from four hoist ropes. One end of each rope is wound on a drum to be driven in either direction to hoist or lower the container. The second end of each rope is connected to...
4953721 Anti-sway crane reeving apparatus  
An anti-sway crane reeving apparatus is disclosed in which a reeving apparatus is connected between an overhead frame carried by a crane, a winding drum mounted on the frame, and a lifting beam...
4932541 Stabilized shipboard crane  
The invention is directed to a stablilized cargo-handling system using means for stabilizing suspended cargo in all six degrees of freedom using six individually controlled cable in tension in a...
4905848 Coordinated hoist controllers  
A control arrangement for a multiple hoist suspension system in which a count is maintained for the pulley turns on each hoist. When the pulley counts approach within a selected deadband, the...
4883184 Cable arrangement and lifting platform for stabilized load lifting  
The present invention is directed to a cable arrangement and lifting platform for lifting a load in a stabilized manner. The lifting platform secures loads to a securing device and the platform is...
Matches 1 - 50 out of 124 1 2 3 >