Hoists and Cranes
Hoists and Cranes within Lifting, Positioning & Manipulation.
Category CAT-000000155
Subcategories
Publications
- OT-2026-000003460
An air suction, or vacuum, lifter for moving goods in non-rigid packaging such as sacks or the like; it consists of two air suction compartments, the smaller of which is contained within the larger one. Such chambers are open on the side which comes into contact with the package to be lifted and the lower edges of thei
- OT-2026-000003454
A vacuum lifting device is attachable to a crane and operates to lift and subsequently release a sheet of material. The device comprises a support assembly including an eyebolt at its upper end for attachment to the hook, a threaded rod and a coupling nut securing the eyebolt and rod together. The lower end of the rod
- OT-2026-000003451
Elastically deformable suction plates are provided for lifting and transporting delicate goods such as "fresh" concrete interlocking paving stones. In said suction plates, the total suction space is divided into numerous separate suction chambers which are totally enclosed. The design of such a suction plate an
- OT-2026-000003446
A suction lifting device for lifting and laying a layered plurality of individual slabs, bricks, stones and the like in unison to provide an exterior paved surface of a road, walk, roof or the like. A plurality of vacuum pucks are supported by the vacuum plenum of a frame through flexible tubular members which operably
- OT-2026-000003440
An apparatus for handling and positioning building components of the type which are used in retaining walls or the like includes a vehicular support having an articulatable boom extending therefrom, and a gripper assembly at the end of the boom. The vehicle and boom are operatable through a remote control assembly by a
- OT-2026-000003435
A vacuum-controlled apparatus for gripping or gripping and lifting a load such as a roll-out refuse container. The lifting apparatus includes a primary vacuum pad for initially engaging the load, the primary vacuum pad comprising a vacuum head for exerting a vacuum-induced suction grip on the load, secondary vacuum pad
- OT-2026-000003419
A magnetic gripper avoiding the disadvantages of the well-known devices of reduced lifting capacity, increased electric power consumption and small gripping force finds application in mechanical engineering for the transportation of ferromagnetic materials. The device has a U-shaped casing of magnetic soft material, at
- OT-2026-000003392
An attachment for loading and unloading a constructional material capable of substantially improving working efficiency and accomplishing labor saving. A pair of holding arm are pivotally mounted in a manner to be laterally spaced from each other on an arm mounting bracket arranged on a lower surface of a bracket mount
- OT-2026-000003372
In the installation of underground utilities it is common to utilize an earthmoving machine, such as hydraulic excavator, to dig a trench and aid in the placement of the individual pipe segments that comprise a conduit or pipeline. Normal placement of the pipe segments requires communication between the excavator opera
- OT-2026-000003352
A valve for vacuum lifting systems has a flow passage with a load end, a vacuum end, orifices at each end, and an air impermeable float member within the passage. The valve is positioned in the air flow path between a vacuum lifting pad and a vacuum pump, with its vacuum end in the direction of the pump and its load en
- OT-2026-000003348
The invention concerns a vacuum lifter to transport loads with an adhesion surface and comprises at least one suction head with at least one projecting annular seal on its suction side, where the vacuum chamber(s) enclosed by the annular seal(s) is (are) hooked up to a main vacuum source and where additionally a batter
- OT-2026-000003342
A rotatable hydraulic grapple apparatus comprises a yoke assembly having attached to it a hydraulic motor and having within it a channel. A housing is rotatably connected to the yoke assembly and is capable of being rotated by movement of the hydraulic motor. The housing is centered along the longitudinal axis of the y
- OT-2026-000003341
A vacuum lifting/lowering head comprises a fixed, steadying upper handle adapted, in use, to be gripped by the user, and a movable, lower handle displaceable under the manual control of the user, both handles being suitable for either left or right hand manual operation. An opening is provided in a part of the head, an
- OT-2026-000003298
A vacuum adsorber includes a base (4); an adsorption member (3) attached to the base and made from an elastic material so as to have a vacuum cavity (2) with an opening (3a) on a side opposite to the base; a slider (5) having a friction face (7) and a periphery sliding along a side wall of the vacuum cavity; a spring m
- OT-2026-000003263
A vacuum lifting plate 1 for board-shaped production pieces that provides a vacuum chamber 8 in connection with a vacuum pump, is sealed against the board-shaped production piece, and includes a suspension arrangement for a hoisting device, includes a base plate 2 with a suspension arrangement and interchangeable seali
- OT-2026-000003259
The specification discloses a magnetizable device for engaging articles of varying surface contours. The device is characterized by a number of independently movable magnetizable elements which depend from a slot in the device housing; the elements being retained by element-arresting projections extending from each ele
- OT-2026-000003251
The invention relates to a large manipulator, especially for truck mounted concrete pumps. A chassis bears a mast base rotatable about a vertical pivot and an articulated mast consisting of at least three arms. The arms can be pivoted to a limited extent about horizontal, mutually parallel axes in pairs in relation to
- OT-2026-000003240
Disclosed is a level indicator device for cranes. A sensor sending unit fixed to the crane base utilizes a free swinging pendulum with a tip which activates sensor portions on a sensor board. An out-of-level attitude of the crane tilts the sensor sending unit and thus moves the pendulum tip to contact a specific sensor
- OT-2026-000003232
A battery lift apparatus, for use with an overhead air hoist, adapted to lift and load heavy vehicle batteries into a tray of an electric powered vehicle including a rectangular-shaped carrier beam of electrically insulative plastic material, formed with a plurality of manifold passageways which, in combination with a
- OT-2026-000003214
A vacuum lifting device that is particularly suitable for lifting refractory slabs used to line aluminum smelting cells incudes suction cups which engage the object to be lifted. A plurality of mechanical supports can be moved so that they extend at least partly underneath the object being lifted when the object is rai
- OT-2026-000003206
A suspendable apparatus for the lifting, rotating and transferring of essentially smooth-walled cylindrical objects, where such apparatus is preferably an air cylinder. The apparatus comprises a vertically oriented lifting mechanism consisting of a lifting chamber fixed at its upper end and movable at its lower end, wi
- OT-2026-000003205
A pipe laying robot for manipulating an elongated workpiece such as a pipe section. The robot is a grasping apparatus particularly adapted for placing pipe in a trench. The apparatus is designed to be suspended from a lifting device such as a backhoe, and is adapted to grasp and manipulate the workpiece for lifting, mo
- OT-2026-000003186
An attachment for a hydraulically powered device such as an excavator or backhoe is provided, the attachment comprising an elongate frame; two elongate jaws, each jaw being pivotably mounted to the frame along a proximal long edge of the jaw, and an elastomeric liner on an inside surface of each jaw, the jaws being mov
- OT-2026-000003181
The present invention relates to a vacuum handling apparatus, having a suction gripper device which can be connected by means of a lifting hose to a vacuum-creating device and can be placed upon an object, in order to suck up the object for lifting or conveyance. The apparatus has a control valve for controlling the va
- OT-2026-000003164
The present invention comprises a tractor tool that attaches to and detaches from a tractor frame easily. In one embodiment, as few as four bolts and two actuator control couplings are used to mount the inventive tool to a tractor. The inventive tractor attachment tool is capable of grasping and lifting a heavy or awkw
- OT-2026-000003127
A Pole Alarm System including an electromagnetic field sensor and collision sensors for detecting overhead power lines and physical obstructions within the intended path of a telescoping mast or utility boom device is disclosed. The present alarm system includes a mast-mounted housing containing the sensors and a micro
- OT-2026-000003102
A work machine for achieving efficient coordinated operations by a plurality of kinds of operating units, comprising first and second swivel driving members and first and second swivel joints, wherein a first swiveling base bearing a first operating unit and a second swiveling base bearing a second operating unit can s
- OT-2026-000003099
The invention contemplates a working implement, for use with an excavating type machine, which semi-automatically brings a pipe section to a specified grade, slope, and line for emplacement in a line of pipe sections to be laid on the specified grade slope and line. The implement is rigidly mounted to the excavation ma
- OT-2026-000003090
When a suction/breakdown instruction signal is changed over from a high state to a low state, a vacuum generating electro-magnetic valve is turned on (the vacuum release electro-magnetic valve is closed). If the negative pressure in the pressure tube is equal to or greater than a determining value, suction breakdown co
- OT-2026-000003064
A wind turbine lifting arrangement includes a tower, a nacelle, a lifting platform and a lifting device attached to the lifting platform for lifting components to be installed in or deinstalled from the nacelle, the nacelle including a main frame attached to a top section of the tower, an attachment portion of the lift
- OT-2026-000003053
A means of controlling a work machine (100 fig.1) relative to an overhead power line (109 fig.1) has a plurality of electric field sensors (120 fig.1). When the machine is working in the vicinity of an overhead power line the strength of the electric field is continuously monitored to determine if the field strength ex
- OT-2026-000003049
The present invention relates to a boom for aerial work equipment, in which a reinforcing material (e.g., carbon fiber) capable of significantly improving strength against a bending load and a lateral load as well as yield strength against a partial load, which locally occurs, and minimizing a weight of the equipment i
- OT-2026-000003045
A mobile active heave compensation system (10) provided with a first attachment device (12) allowing said mobile active heave compensation system (10) to be suspended from a load bearing device (14) and provided with a second attachment device (16) allowing said mobile active heave compensation system (10) to carry a p
- OT-2026-000003038
A problem to be solved by the present invention is to provide an overhead coke oven crane capable of lifting structural components from outside the coke oven and installing them into the coke oven. An overhead coke oven crane (1) provided over a coke oven includes: a base (11) installed on rails (R) of the coke oven; a
- OT-2026-000003030
A means of preventing a work machine (100 fig.1) from contacting an overhead power line (109 fig.1) has a electric field sensors (120 fig.1) and position or movement sensors (122 fig.1) that may be associated with an implement such as a bucket (114 fig.1). The sensor outputs are continuously monitored and at 420 if a c
- OT-2026-000003003
A lifting tool is provided including a gripping device or grip configured to engage about the shaft of a fastener; a yoke for connecting the lifting tool to a crane hook; and a suspension device or suspension adapted to suspend the gripping device or grip from the yoke such that the gripping device or grip is freely ro
- OT-2026-000002993
Computer-implemented methods for mitigating oscillation of a lift cable on a crane are provided. Aspects include obtaining characteristics of a load affixed to the lift cable via a hook, wind conditions in a location of the lift cable, and operational characteristics of the crane. Aspects also include calculating an es
- OT-2026-000002990
According to one or more embodiments a transformer spreader bar may be provided. The transformer spreader bar may include a base section having a first end and a plurality of pin holes and an extendible portion having a second end and plurality of pin holes. The extendible portion may extend out from the base section a
- OT-2026-000002969
40 A lifting bail removably insertable into and lockable in a void former, the lifting bail comprising: a main stem insertable into the void former, the main stem including an upwardly extending head that includes: (a) a vertically extending inner wall that partially defines a vertically extending central locking pin c
- OT-2026-000002966
An adaptive control method for offshore cranes without requiring velocity feedback, in which parameters of an offshore crane system are obtained, and a three-dimensional dynamic model of an offshore crane system is constructed based on ship's roll and pitch motions; a total energy function is constructed based on t
- OT-2026-000002925
Disclosed in the present invention are a crane and a mounting assembly structure. The crane comprises a boom, a luffing cylinder and a tower jib structure for function switching, wherein the tower jib structure comprises a jib frame, a tower jib connecting frame connected to the boom, and a mounting assembly structure,
- OT-2026-000002887
Disclosed are a crane and a control method therefor. The crane comprises a body, a boom, a luffing mechanism, a tension sensor, and a controller. One end of the boom is rotatably connected with the body. The luffing mechanism is respectively connected to the body and the boom. The tension sensor is disposed on the luff
- OT-2026-000002811
At least one embodiment relates to a lift device including a chassis, a series of tractive elements coupled to the chassis, an implement, and a boom coupling the implement to the chassis. The boom includes (a) a first shell including a first sidewall and a first transition coupling a first set of flanges to the sidewal
- OT-2026-000002803
A means of preventing a work machine (100 fig.1) from contacting an overhead power line (109 fig.1) has a electric field sensors (120 fig.1) and position or movement sensors (122 fig.1) that may be associated with an implement such as a bucket (114 fig.1). The sensor outputs are continuously monitored and at 420 if a c
- OT-2026-000002795
An automatic climbing crane comprises a body and a crane platform arranged on the upper part of the body. The body is provided with a plurality of spaced holding mechanisms and a climbing driving mechanism for controlling the body to climb up and down along a supporting body; each holding mechanism comprises a gripper
- OT-2026-000002764
A display is attached to a hand-held controller for operating an overhead crane. When an operator operates the crane using the controller, a system control device for a crane system acquires operation details such as instructions on the direction of movement from the controller, as well as position information from mob
- OT-2026-000002690
A multiple brake hoist system includes a hoist for lifting and lowering a load and a power supply for supplying electrical power to the hoist. The power supply is configured to retain electromagnetic and capacitive energy upon deactivation. Primary and secondary brakes engage the hoist upon deactivation from the power
- OT-2026-000002673
The invention relates to a connection device, in particular for connecting jib segments (1) of a jib of a tower crane, comprising: - at least one connection bolt (6) with a first securing part (9, 10, 63, 64) for securing to a first pressure plate (5, 5a, 5b, 5c) of a first jib segment (1) and with a second securing pa
- OT-2026-000002654
A wrecker vehicle includes a chassis, a boom coupled with the chassis, and a hoist device coupled with the chassis, the hoist device configured to engage a line to position a piece of equipment relative to the chassis. The vehicle may also include a controller configured to receive rigging setup data. The controller ma
- OT-2026-000002630
A wheel and tire assembly (WTA) balancing system configured to transport a WTA within a defined perimeter may include a robot including a selectively movable arm and an end effector connected to the movable arm and configured to selectively engage a portion of a WTA, and a controller configured to provide instructions