|
Match
|
Document |
Document Title |
|
|
4842150 |
Apparatus for stabilizing the load of a crane or the like
An apparatus for a crane or the like to stabilize a load carried thereby. A first guide mechanism can be disposed on the carriage of the crane. This guide mechanism has guide cables that can be...
|
|
|
4784420 |
Orientation control apparatus for suspender
An orientation control apparatus for a suspender, comprising a first lever which has two ropes fixed to each of both its ends, a second lever which is disposed so as to be rotatable in a rotating...
|
|
|
4747745 |
Selective beam gantry crane
A self-mobile gantry frame has disposed thereon a trolley suspending a load lifting frame. The load lifting frame is stabilized against sway in a direction perpendicular to the gantry beam by a...
|
|
|
4705180 |
Suspended load positioning stabilizing system
A wire rope or cable stabilizing system for applying a balancing force to a suspended load to maintain vertical movement of the load perpendicular to the surface upon which the load is to be...
|
|
|
4687110 |
Apparatus for angularly displacing a load
An apparatus for angularly displacing and/or moving a load suspended by ropes, comprising a lifting carriage frame running along a girder carried on running wheels, and rope sheaves for the lifting...
|
|
|
4597497 |
Hoist with redundant safety features
A hoist 10 with redundant safety features comprising: a hoist support frame; a lifting drum 14 mounted on the hoist support frame; a load block assembly 28; an equalizer assembly 24 mounted on the...
|
|
|
4572383 |
Crane
A crane is comprised a foundation, a supporting pole elongating vertically from the foundation, an arm capable of rotatably moving on a plane parallel with the supporting pole, and a winding drum...
|
|
|
4563030 |
Orientation-controlling apparatus for a suspender of a crane
An apparatus for controlling an orientation of a suspender hung from an overhead crane by four ropes, with the apparatus being adapted to control two orientations such as lateral and longitudinal...
|
|
|
4531647 |
Device for stopping the swinging movement of a load hung by a crane
A device for stopping the swinging movement of a load hung by a crane. The crane includes a trolley mounted on an overhead girder of the crane with the trolley being capable of traveling back and...
|
|
|
4492310 |
Apparatus and method for loading and unloading cargo lighters on or from ships
A system is disclosed for transporting a lighter 136 from a floating position adjacent the stern 130 of ship 101 to a storage position in the cargo hold 138 of said ship, and for transporting...
|
|
|
4376487 |
Anti-sway, anti-rotation mechanism for crane reeving
An anti-sway, anti-rotation mechanism for crane reeving comprises four spaced-apart overhead sheaves on an overhead support. A lifting beam assembly has four pairs of lifting beam sheaves. The...
|
|
|
4362292 |
Overhead hoist assemblies
When a hoist is used to elevate a grain truck for dumping same, at an elevator terminal or the like, a pair of lift cables extend from the overhead hoist assembly to the cradle upon which the front...
|
|
|
4279347 |
Anti-sway load handling apparatus
A load handling apparatus 10 having an anti-sway characteristic produced by suspending one end of a load bearing member 44 from a first trolley 38 which resists sway laterally along cross member 24...
|
|
|
4265579 |
Bulk material unloader
A bulk material unloader in which a clamshell bucket is suspended from a boom which is luffed from a position over the material to be unloaded through the vertical to a position over a bulk...
|
|
|
4227676 |
Vehicle unloading machine
A vehicle unloader particularly adapted for unloading trucks and trailers used to transport sugar cane, which comprises a sloping jib, a lifting mechanism consisting of a motor, a pulley mounted at...
|
|
|
4214664 |
Crane safety reeving
A two drum or similar take-up crane hoist is provided having an intermediate sheave deck between the crane trolley and a lift beam and a combination of vertical and cross-over reeving over the...
|
|
|
4171053 |
Antipendulation crane
Antipendulation cranes and apparatus for overcoming the undesirable effects of cargo pendulation are set forth along with variations of such cranes for transferring cargo under more desirable...
|
|
|
4158414 |
Crane device
A crane device having a track supported main frame with a trolley rollable on the main frame at right angles to the direction of travel of the main frame and with a carriage rotatable on the...
|
|
|
4144974 |
Method of temporarily increasing the load capacity of a powered drum hoist
A convertible crane is provided with a main trolley which carries a powered hoist along a horizontal path. A trailer trolley also carries a hoist which is powered from the main trolley. Each of the...
|
|
|
4135628 |
Hoisting apparatus with improved anti-sway system
A movable hoisting apparatus having a pair of spaced apart legs with each leg having two substantially vertical columns, beams extending between the forward columns and the rear columns of each...
|
|
|
4076127 |
Device for the purpose of preventing a body depending from ropes from swinging
A device for raising and lowering a load while preventing swinging of the load comprising a container bridge having a displaceable trolley thereon, the trolley carrying a drum for hoisting cables...
|
|
|
4069921 |
Overhead crane including a single failure proof hoist
An overhead crane for use in handling critical loads and including a horizontally movable trolley on which is mounted a single failure proof hoist mechanism having alternative or redundant means...
|
|
|
4003472 |
Crane hook heave compensator and method of transferring loads
A floating barge crane that is provided with a heave compensator package between the traveling block of the crane and the load hook of the crane and with the package containing substantially all of...
|
|
|
3984084 |
Assembly apparatus for nuclear reactors
Moisting apparatus for assembling and operating a nuclear reactor comprises two rope drums, two gear mechanisms, and two hoisting mechanisms each with one rope for a predetermined load, a...
|
|
|
3971478 |
Overhead crane with lifting beam provided with C-shaped claws
Overhead crane particularly useful in the iron and steel industry for handling rolled material. The crane is provided with a load crab equipped with a circular rail on which there rotates another...
|
|
|
3952836 |
Construction hoist conveying system
A composite transfer device for conveying material used in the construction of high tower-like structures, from a loading position at the base of the structure to a working platform which is raised...
|
|
|
3945508 |
Devices for transferring heavy loads at sea
Cargo transfer device for transferring heavy loads at sea between ships or ship and an off-shore platform. In one embodiment the device essentially comprises an inverted V-shaped cargo boom...
|
|
|
3945504 |
Anti-sway system for a spreader suspended from a crane
An apparatus for arresting the pendulums and rotational sway motion of a suspended load relative to its lifting platform and utilizing a compensated reeving system. Rope drums are mounted on the...
|
|
|
3945503 |
Crane with a variable center rope suspension system
A variable centers rope suspension system for a gantry crane including a pair of trolleys mounted on the crane and interconnected by a frame which reciprocates the trolleys with respect to each...
|
|
|
3921816 |
Overhead or gantry crane with a yoke
Overhead or gantry cranes have generally a crab or trolly from which the yoke is suspended. Instead of the crab which cannot bring the yoke all out to the legs of the crane now a yoke is applied...
|
|
|
3912088 |
Boom structure
A portable boom structure for moving a load includes an elongated boom having one end thereof pivotally mounted on a mobile frame and positioned intermediate the ends of the frame and a boom...
|
|
|
3900114 |
Crane apparatus
A load carrying apparatus for suspending and carrying a load, such as a container crane, said apparatus comprising a trolley, a pair of sheaves provided adjacent to each corner of the trolley, a...
|
|
|
3899083 |
Device ofr damping pendulum movements
A hoist structure with a load frame suspended on cables in which swinging movements of the load frame in which at least the lateral direction are damped. The suspending cables include a pair of...
|
|
|
3887081 |
Ball rotation sheave release
A bail rotation sheave release for the sway stop sheaves of a lifting spreader sway arrest system wherein the sway stop sheaves are moved upwardly and inwardly to provide increased rope clearance...
|
|
|
3887080 |
Crane structure
A crane structure in which a main crane frame moves along stationary elongated rails while a carriage is moveable laterally on the main frame of the crane. The carriage has mounted thereon a...
|
|
|
3874516 |
Device for preventing the swaying of the suspending means in a crane
Guide sheave frames are suspended between a trolley and a sheave block so as to control the angles between the ropes for lifting or lowering the sheave block which are suspended in the form of V...
|
|
|
3842986 |
DEVICE FOR ACCURATELY POSITIONING A BODY SUSPENDED FROM CABLES
A body is suspended from a trolley solely by hoisting cables or by a combination of hoisting cables and positioning wires. In the case when only hoisting cables are employed, they pass on drums...
|
|
|
3837503 |
HOISTING DEVICE FOR USE WITH CRANES
A trolley is provided in a set of two or more hoisting pulleys or sheaves on one side and another set of two or more hoisting pulleys or sheaves on the other side carried by a trolley frame which...
|
|
|
3828940 |
SPREADER LIST, TRIM AND SKEW ADJUSTMENT MEANS
A spreader list, trim, and skew adjustment system for a variable centers rope suspension system used on a gantry crane including individual rope operating means located at the outer end of the boom...
|
|
|
3825128 |
SWAY-ARREST SYSTEM
A sway-arrest suspension system for a gantry crane, including a trolley having a plurality of sheaves mounted in a pair of movable sheave heads held within the trolley. The sheave heads move over...
|
|
|
3789998 |
HOISTING EQUIPMENT INCLUDING SPREADER WITH LONGITUDINAL AND TRANSVERSE TILTING MECHANISM
Hoisting equipment adapted especially for handling cargo containers including a spreader which may be adjustably tilted to facilitate entry of containers into a cargo vessel varying in its...
|
|
|
3786935 |
OVERHEAD CRANE
An overhead crane characterized by its redundant or double-safe features. The crane has two separate ropes with one end of each rope attached to the drum and the other end attached to an equalizer....
|
|
|
3746182 |
OSCILLATION DAMPING ARRANGEMENT FOR THE LOAD CARRIER OF A HOIST
Oscillation of a load carrier on a travelling hoist in the direction of hoist travel is damped or suppressed by a stabilizing cable whose ends are wound on respective sections of the cable drum...
|
|
|
3743107 |
DEVICE FOR PREVENTING A BODY DEPENDING FROM ROPES FROM SWINGING
A device for preventing a rope suspended body from swinging which includes two ropes secured at a distance from each other to the body the swinging of which is to be prevented. A tensioning device...
|
|
|
3739922 |
SWAY-ARREST SYSTEM IMPROVEMENT
A sway arrest system for arresting sway of a suspended load relative to the lifting platform of a crane having a trolley movable along the gantry of the crane and having reeving extending to a load...
|
|
|
3685669 |
DERRICK CRANES AND SWINGING DERRICKS
The invention relates to means provided in the rigging of a derrick crane for preventing or controlling a pendulum movement of the load during a slewing operation.
|
|
|
3653518 |
STABILIZED REEVING FOR CRANES
A stabilized reeving system is provided for crane loading and unloading wherein the load suspended from the crane may be trimmed or stabilized for tilt or list.
|
|
|
3620504 |
CRANES, DERRICKS, OR THE LIKE LIFTING GEAR
A crane or swinging derrick which can be quickly and easily converted for lifting either light or heavy loads by means of pulley block members which are secured to the jib when operating with light...
|
|
|
3598440 |
ROTATABLE CONTAINER-HOISTING APPARATUS
Hoisting apparatus for cargo containers that permits the containers to be oriented in any rotative position so that containers can be positioned as desired in container cells, on dock surfaces, and...
|
|
|
3567040 |
LUFFING AND SLEWING JIB CRANE
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...
|