Abstract: A lubricant fitting unit is for supplying lubricant to an item of equipment and includes a housing connectable with the item of equipment and providing a lubricant flow path fluidly coupleable with the item of equipment. A lubricant flowmeter is connected to the lubricant flow path and measures lubricant flow through the flow path. The fitting unit preferably includes an integrated condition monitoring system coupled to the housing, which preferably includes a temperature sensor and/or a vibration sensor. Further, the fitting unit also preferably includes a wireless data transmission device for transmitting signals received from the integrated condition monitoring system to a controller device. Also, the fitting unit may include an energy harvester mounted within the lubricant flow path for converting a portion of the kinematic energy of the lubricant flowing through the lubricant flow path into power for recharging a power unit of the monitoring device.

Abstract: A lubrication system includes a lubricator. A detecting unit includes an oil introducing part, multiple chambers, multiple blockage detectors and a processor. The oil introducing part is connected between the detecting unit and the lubricator. The oil introducing part communicates with the chambers. The blockage detectors are electrically connected to the processor and monitor transportation status of lubrication oil of the chambers. The processor judges the transportation status of the lubricating oil of the chambers by results from the blockage detectors. The lubrication system finds out blockage in the oil paths immediately so as to remove the blockage timely.

Abstract: The disclosure relates to a mobile crane, such as a crawler crane, comprising an undercarriage having a traveling gear, a superstructure rotatably supported about a vertical axle on the undercarriage, a boom connected in an articulated manner to the superstructure pivotable about a horizontal axle, an A frame connected to the boom via a guying means, and a retraction mechanism by means of which the A frame is pivotable. In accordance with the disclosure, the A frame is separable and comprises a pole connected in an articulated manner to the superstructure and a folding pole releasably connected to the pole.

Abstract: An automatic lubricator for lubricating an object is provided. The lubricator includes a housing with a coupling section configured to couple with a lubricant container containing a lubricant, wherein the lubricant container comprises a rotatable shaft with a piston to dispense the lubricant from an output of the lubricant container. The lubricator further comprises an electric motor configured to drive the rotatable shaft of the lubricant container, such that at least a part of the lubricant is dispensable from the lubricant container, at least one sensor configured to provide a sensor signal indicative of at least one of a force exerted by the electric motor onto the rotatable shaft and a force exerted by the lubricant onto the container, and a control circuitry configured to determine a blockage of the output of the lubricant container based on the sensor signal of the at least one sensor.

Abstract: Provided is an auxiliary sheave device with a simple and lightweight structure and a crane including the same. The auxiliary sheave device, provided in the crane including a derrick member guy line, includes an auxiliary sheave frame and an auxiliary sheave guy line supporting the auxiliary sheave. The derrick member guy line is connected to the distal end portion of the derrick member. The auxiliary sheave frame is attached to the distal end portion of the derrick member so as to be capable of making rotational movement and taking a projecting posture of projecting in the distal end direction from the distal end portion of the derrick member. The auxiliary sheave guy line is connected to the distal end portion of the auxiliary sheave frame and a guy line connection portion of the derrick member so as to keep the auxiliary sheave frame in the projecting posture.

Abstract: A power transmission belt includes a stacked body including a back surface layer disposed on a back surface side, an inner surface layer disposed on an inner surface side, and a tension member layer containing a tension member embedded between the back surface layer and the inner surface layer, in which the power transmission belt includes a sensor configured to detect a status of the power transmission belt, as at least a part of the stacked body.

Abstract: A toothed belt includes at least one tension member and a plastics material matrix which at least partially encases the tension member. The at least one tension member extends in the plastics material matrix in a running direction and teeth of the toothed belt are formed transversely to the running direction in the plastics material matrix. The tension member is formed from an electrically conductive material and the plastics material matrix is formed from an electrically insulating material. The toothed belt has at least one electronic component which is embedded in the plastics material matrix and has at least one sensor which detects data on a condition parameter of the toothed belt. The at least one electronic component is coupled to the tension member via at least two voltage taps to tap a voltage induced in the tension member to supply the at least one electronic component with power.

Abstract: A lubricating oil tank includes: a tank casing having an introduction part into which lubricating oil is introduced and a discharge part through which the lubricating oil is discharged; a plurality of receiving parts which are disposed between the introduction part and the discharge part in the tank casing and which is configured to receive the lubricating oil introduced from the introduction part: and a lubricating oil delivery part which is configured to deliver the lubricating oil from one of the plurality of receiving parts to another one of the plurality of receiving parts between the plurality of receiving parts.

Abstract: A method for handling of an offshore wind turbine component includes using a vessel having a hull on which a motion compensating crane is mounted. The crane includes a main boom; a main boom luffing assembly; a mobile hoist cable suspension member; and a hoist winch and a hoist cable driven by the hoist winch. An object suspension device is suspended from the hoist cable. The mobile hoist cable suspension member is supported by a motion compensating support device that is fitted to the tip end of the main boom, the motion compensating support device including one or more motor powered motion displacement actuator assemblies and a motion compensating support device controller. The method includes connecting the offshore wind turbine component to the object suspension device; and operating the motion compensating support device to provide motion compensation in at least one direction of the object suspension device and the connected offshore wind turbine component.

Abstract: An automatic lubrication system for lubricating an object is provided, which includes a lubricant container configured to contain a lubricant and including a rotatable shaft with a piston to dispense the lubricant from an output of the lubricant container, a housing with a coupling section coupled with the lubricant container, an electric motor configured to drive the rotatable shaft of the lubricant container during at least one lubrication action, such that at least a part of the lubricant is dispensable from the lubricant container during the at least one lubrication action, at least one capacitive sensor including at least one electrode, wherein the at least one capacitive sensor is arranged at a wall of the lubricant container and configured to provide at least one sensor signal indicative of a capacitance in a vicinity of the at least one electrode, and a control circuitry configured to determine, based on the at least one sensor signal of the at least one capacitive sensor, at least one lubrication par

Abstract: The invention relates to a mobile crane with a two-part jib and to a method for aligning the boom system of such a mobile crane. The invention relates to a mobile crane with a multi-part flight boom, wherein a first jib part is hinged to the main boom in a rockable manner, and at least one second jib part is secured to the first jib part in an articulated manner. A bracing which is guided from the upper chassis to the jib is provided for aligning the jib, said bracing running over at least one intermediate bracing support mounted on the first jib part to the at least one second jib part.

Abstract: A swing arm restraint system for an automotive lift includes a movable carriage including a swing arm mounting portion. A first swing arm restraint housing is non-rotatably connected to the swing arm mounting portion, the first swing arm restraint housing including a first internal space. A first swing arm is pivotally connected to the swing arm mounting portion and is rotatable relative to the first swing arm restraint housing. A first restraint device is located in the first internal space and connected to the the swing arm restraint housing. A second restraint device is operably connected to the first swing arm such that the second restraint device rotates with the first swing arm relative to the first swing arm restraint housing.

Abstract: A sheave/sprocket tension adjustment and alignment tool (STAT) for adjusting alignment between a sheave/sprocket of a motor and a sheave/sprocket of an application machine includes a plate, a securing unit, and an adjusting unit. The plate has a first side and a second side, each of which is an opposite side of a plane of the plate. The securing unit is coupled to the first side of the plate and is configured to protrude in a first direction from the first side of the plate. The adjusting unit is coupled to a second side of the plate. The adjusting unit includes an adjustable protrusion that is configured to adjustably protrude in a second direction, which is substantially parallel to the plane of the plate.

Abstract: A belt-tensioning device includes an electric machine having a drive belt pulley, which is driven about a drive axis, and a further drive belt pulley, where an endless belt wraps around the drive belt pulleys. The device has a housing in which a first and a second spring arm are mounted, in each of which spring arms a tension roller having axes of rotation which are parallel to the drive axis is rotatably mounted. The spring arms are supported against one another and press the endless belt together via the tension rollers in the region of the drive belt pulley. A first and a second further spring arm are provided adjacent to the spring arms which are adjustable by an adjustment element such that the spring forces of the further spring arms either do or do not support the spring forces of the spring arms acting on the endless belt.

Abstract: A remote triggering device, an overspeed governor assembly and an elevator system are provided. The remote triggering device includes: an actuator seat mounted on a fixed bracket and rotatable between a first position and a second position; an actuator disposed on the actuator seat and having an action end movable between a retracted position and an extended position; and a reset lever extending from the actuator seat; wherein in a case that the centrifugal mechanism of the overspeed governor assembly rotates in a first direction corresponding to ascending of an elevator car, when the action end of the actuator moves to the extended position, the centrifugal mechanism of the overspeed governor assembly contacts the action end of the actuator and drives the actuator seat to rotate from the first position toward the second position, and the reset lever rotates with the actuator seat.

Abstract: A hydraulic crane comprising: —a rotatable column (7); —a crane boom system (10) comprising two or more liftable and lowerable crane booms (11, 13); and —an electronic control device (25), which is configured to prevent an execution of crane boom movements that would make the lifting moment of the crane exceed the maximum allowed lifting moment of the crane, and to continuously establish position information as to the prevailing position of the load suspension point (P) of the crane boom system. When the lifting moment of the crane has reached a limit value at a given level below the maximum allowed lifting moment, the electronic control device is configured to prevent the execution of any combination of crane boom movements that would increase the horizontal distance between the load suspension point and said vertical axis of rotation and at the same time allow the execution of any combination of crane boom movements that keeps said horizontal distance unchanged or reduces said horizontal distance.

Abstract: A tube holder supports a spool of flexible line wrapped onto the outer surface of a tube. The tube holder comprises a body portion configured to support the tube thereon, such that the interior surface of the tube rests of the top surface of the body portion; and an end protector detachably secured to the distal end of the body portion via a quick-release, contact fastener. The end protector is configured to be detachably secured to the body portion, while remaining spaced away from the tube such that the tube does not interfere with connecting the end protector with the body portion.

Abstract: The present invention relates to a crane, in particular a deck crane, which comprises a boom which is erectable in its height about an axis of rotation, and an erecting trestle for deflecting a rope of a retracting mechanism in order to erect the boom. The invention is characterized in that the erecting trestle is erectable in its height, and the erecting trestle comprises a pull bar which includes a rotary joint in order to rotate a first portion of the pull bar with respect to a second portion of the pull bar.

Abstract: The invention relates to a crane, in particular a rotary tower crane, comprising a crane boom, from which a load hook can be raised and lowered via a hoist cable, and an electric power supply on the load hook and/or an optionally provided trolley which can be moved on the crane boom. According to the invention, the electric power is directly generated at the location where it is required, and in the process kinetic energy present at said location is converted into power. According to the invention, the electric power supply comprises a generator which is arranged on the load hook and/or on the trolley and which can be driven by a deflecting and/or running pulley and/or a cable running around the deflecting pulley.

Abstract: A controller controls a plurality of drives of a lifting device, wherein the controller is configured to perform a kinematic transformation of spatial position and orientation coordinates of a body and controls the drives based on the kinematic transformation. The drives can be electric drives. At least six drives are provided and regulated, so that their number exceeds the number of spatial position and orientation coordinates of the body. The lifting device is thus overdetermined.