| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 212347000 | BOOM OR MAST | 43 |
| 20080237173 | Arm assembly and methods of passing a pipe from a first vessel to a second vessel using the arm assembly - A vessel is provided that is an improvement over previously disclosed jack-up rigs and lift boats. The vessel has at least three thrusters and is self-propelled. The vessel additionally has a raised and hollow crane support on which a crane may be mounted. The crane support is affixed to tracks, which permit the crane to slide along the deck of the vessel. The raised and hollowed feature of the crane support permits the storage of equipment and things beneath the crane support without hindering the movement of the crane along the tracks. Optionally, the vessel further comprises a sub-base structure removably affixed to the transom of the vessel; a base structure removably affixed to the sub-base structure; and a work-over rig removably affixed to the base structure. Also provided herein are methods of using the crane and affixing the sub-base structure, base structure, and work-over rig to the vessel's transom. | 10-02-2008 |
| 20080237174 | Crane support apparatus and methods thereof - A vessel is provided that is an improvement over previously disclosed jack-up rigs and lift boats. The vessel has at least three thrusters and is self-propelled. The vessel additionally has a raised and hollow crane support on which a crane may be mounted. The crane support is preferably affixed to tracks, which permit the crane to slide along the deck of the vessel. The raised and hollowed feature of the crane support permits the storage of equipment and things beneath the crane support without hindering the movement of the crane along the tracks. Optionally, the vessel further has an extension assembly atop which may be deployed a workover rig assembly. The crane may be used to assemble the extension assembly and thus aid in the construction, remediation, and demolition of offshore oil and gas platforms and wells. | 10-02-2008 |
| 20090078666 | Swing Working Vehicle - In a working vehicle of a type having an extremely small swing radius at the rear and a type having an extremely small swing radius, a rotation table frame, which is equipped with a working device and mounted on a traveling device, is to be standardized for increasing the productivity and reducing costs. | 03-26-2009 |
| 20090078667 | Boom for Excavation Machine | 03-26-2009 |
| 20090090687 | Hydraulic Cylinder - In a hydraulic cylinder for a multiple-part mast superstructure comprising at least two mast arms which are connected in an articulated manner and of which one can be pivoted with respect to the other mast arm by the hydraulic cylinder, it is proposed that the base region of the cylinder container is of curved configuration, which cylinder container is closed in the base region on one side in order to accommodate a piston. In this way, the force flux is improved in the walls of the hydraulic cylinder, with the result that manufacturing which uses less material and is correspondingly less expensive is possible, with a simultaneously reduced overall weight. The hydraulic cylinder in accordance with the invention is suitable, in particular, for use with concrete pumps, cranes, lifting platforms and the like or general apparatuses having mast superstructures, in which hydraulic cylinders are used for pivoting. | 04-09-2009 |
| 20090134109 | Boom - A pivoted coupling member of a two-piece boom can be shared with standard booms. The boom comprises a first boom having, on the base end side, a pivoted coupling member that is pivotably coupled to a boom support section, and a second boom in which the base end side is pivotably coupled to the distal end side of the first boom and in which an arm is pivotably coupled to the distal end side. In the boom, the lateral width of the main body portion | 05-28-2009 |
| 20100206832 | DELIVERY TOWER CRANE JIB WITH FURLING DEVICE - The jib is made up of at least two jib elements connected by a pivot pin, the furling device includes an actuating cylinder one end of which is permanently articulated to the first jib element and, secured to the second jib element, a set of attachment points laid out on one and the same circle centred on the pin, the other end of the actuating cylinder is selectively and detachably connected to one of the attachment points so that the jib can be furled or unfurled through a succession of rotations corresponding to the angular spacing between two consecutive attachment points, where means temporarily immobilize one jib element with respect to the other in intermediate furling positions when the actuating cylinder has been detached from one attachment point in order to be attached to the next one. | 08-19-2010 |
| 20100230371 | METHOD TO MAKE AN ARM FOR THE DISTRIBUTION OF CONCRETE, AND ARM THUS MADE - A method to make an arm for the distribution of concrete, or other material similar to concrete, used on heavy work vehicles, wherein the arm comprises a plurality of segments selectively folding and extendible one with respect to the other. Each segment comprises a main girder and auxiliary elements for connection to adjacent segments or for attachment of movement and/or supporting devices for the pipe that carries the concrete. The method comprises a first step in which each main girder is formed, with a predefined length, by depositing a plurality of layers of pre-impregnated composite material in a female type mold. The method comprises a second step in which the composite material, deposited in layers in the mold in a variable number of layers, is subjected to polymerization. The method comprises a third step in which each main girder is removed from the mold and a fourth step in which the auxiliary elements are associated with each girder so as to form a relative segment. The method comprises a fifth step in which the extendible arm is assembled, connecting the various segments at the respective ends. The cross section of each of the main girders of the segments is substantially constant over the whole length thereof. The female mold consists of one or more elementary molds of equal section, connected in sequence with each other according to the overall length of the main girder to be made. | 09-16-2010 |
| 20100294738 | ANGLE ADJUSTMENT OF A JIB SYSTEM - Method for adjusting the angle of a jib system of a crane, comprising the steps of providing two jib units of the jib system, which can be variably arranged with respect to their longitudinal axes in an angle position in relation to one another, arranging connecting links attached to the jib units in such a way that the longitudinal axes of the jib units are parallel in a starting angle position, starting openings and target openings of the connecting links are aligned with one another pairwise to insert a connecting element connecting the jib units, the aligned starting openings being connected with the connecting element, relieving the connecting element connecting the aligned starting openings, removing the first connecting element, connecting a pair of the aligned target openings with the connecting element, and arranging the jib units in a target angle position which is different from the starting angle position. | 11-25-2010 |
| 20110100943 | Mast for a stacker crane - The invention relates to a mast for a stacker crane. | 05-05-2011 |
| 20110132862 | MOBILE CRANE WITH HOSE GUIDE - A mobile crane has at least two crane booms ( | 06-09-2011 |
| 20110272378 | CRANE JIB, IN PARTICULAR MOBILE CRANE JIB, COMPRISING BIASED TENSILE ELEMENTS - A jib part ( | 11-10-2011 |
| 20110284490 | CRANE BOOM WITH MULTI MAIN-CHORD - The present invention provides a crane boom with multi main chord consisting of an underpart boom sections, an insert jib section and a boom head connected in turn. Said underpart boom sections and insert jib section are multi-main-chord boom sections, there is a main-chord on each of the angle part of the cross-section of the multi-main-chord boom section. Said main-chords are connected one another by several belly bars. Add at least one main-chord on the angle part of the cross section along the width or the height of said multi-main-chord boom, and the added main-chord parallels to the original main-chord. The crane boom with multi main chord of the present invention, without changing the size of the boom sections during transporting, the cross-sectional area of the main-chord is increased and the integral stiffness of the boom is strengthened by increasing main-chord number of boom, thus fold increasing the structural carrying capacity of the boom which is suitable for large crane. | 11-24-2011 |
| 20110290751 | LATTICE BOOM - In a lattice boom, a first reinforcing lattice member includes a first reinforcing pipe which has a portion extending in the same direction as a first main member of a base boom and which is separated outward from a first side surface of the base boom and a first mounting part which is provided on the first reinforcing pipe and which is mounted to the first main member so as to transfer a load acting on the first main member in an axial direction of the first main member to the first reinforcing pipe, and a second reinforcing lattice member includes a second reinforcing pipe which has a portion extending in the same direction as a second main member of the base boom and which is separated outward from a second side surface of the base boom and a second mounting part which is provided on the second reinforcing pipe and which is mounted to the second main member so as to transfer a load acting on the second main member in an axial direction of the second main member to the second reinforcing pipe. | 12-01-2011 |
| 20110315649 | Safety Device, Boom with a Safety Device and Construction Machine - The present disclosure relates to a safety device, in particular for the fall protection of persons during the inspection of a crane boom, with at least one guide directly and/or indirectly arranged on the side of the stepping plane and with at least one guiding means which is movably guidable or guided in a sliding manner in the and/or through the guide, wherein a suspension means is attachable or attached to the guiding means, by means of which at least one protective equipment is suspendable or suspended. Furthermore, the present disclosure relates to a boom with a safety device, and a construction machine. | 12-29-2011 |
| 20120067841 | Traction rod for bracing a crane jib - The invention relates to a traction rod for bracing a crane jib, comprising a metallic tubular body and coupling elements which are connected to both ends thereof in an articulated connection of the traction rods among each other by means of bolts. According to the invention, the tubular body and the coupling elements can be detachably connected to each other, dispensing the need for a bonded connection, wherein the region of the connection is dimensioned in such a manner and is low on notch effects that, by calculation, the entire load capacity of the tube cross-section can be exploited with respect to a highest possible fatigue strength. | 03-22-2012 |
| 20120205336 | CRANE JIB TRANSITION STRUCTURE - The present invention relates to a crane jib transition structure, mainly including a jib section, a transition section and a supporting structure, wherein, said jib section matches with said transition section, and they fixedly connect to each other, the upper end of said supporting structure fixedly connects to the upper end of the side of said jib section, the bottom end of said supporting structure fixedly connects to the bottom end of the corresponding side of the transition section, the middle part of said supporting structure fixedly connects to the connection point between the side of jib section and the corresponding side of transition section. Therefore, the crane jib transition structure of the present invention can not only achieve the strength of a crane jib transition structure, but also achieve the strength and the overall stability of a crane jib, by using a supporting structure connecting to between the crane jib section and transition section, which have simpler structure, easier installation, lower production cost and can be widely used in various types of cranes. | 08-16-2012 |
| 20130020274 | TAILOR WELDED PANEL BEAM FOR CONSTRUCTION MACHINE AND METHOD OF MANUFACTURING - A beam for use in construction equipment is made from tailor welded panels. At least one of the panels is made from at least two pieces of material such as steel welded together with the weld running the length of the beam. The weld between pieces of steel can either be parallel to the longitudinal axis of the beam, or the pieces can be tapered and the weld will be at an angle diverging from the longitudinal axis of the beam. The two pieces of material have a different compressive strength per unit of length in a direction transverse to the longitudinal axis of the beam. In some embodiments a top panel is welded to two side panels to form two top corners of the beam and a bottom panel is welded to the two side panels to form two bottom corners of the beam. | 01-24-2013 |
| 20130140259 | BOOM WITH TWO-BLOCK SENSING SYSTEM - Provided is a two-block sensing system (or device) that may be attached to an end of a lifting device, for example, a crane. The sensing device may include an A2B mount, a touch bar pivotally connected to the A2B mount, a link pivotally connected to the A2B mount, and a switch operatively connected to the touch bar so that if the touch bar is rotated with respect to the A2B mount, the switch becomes one of activated and deactivated. | 06-06-2013 |
| 20140083967 | CRANE MACHINE WITH ARTICULATED ARM - A crane machine with articulated arm allows a greater operating flexibility upon operating the distal end of the articulated arm and in particular the arm inverse operation and it comprises a base frame, having a supporting base for an articulated arm which in turn comprises: a first section of articulated arm, revolvingly connected to said supporting base at a first proximal end thereof; a second intermediate section of articulated arm, revolvingly connected to a first distal end of said first section at a second proximal end thereof; a third section of articulated arm, revolvingly connected to a second distal end of said second section at a third proximal end thereof, comprising, on a third distal end thereof, an attachment for a platform, a basket, a hooking or any working device apt to be operated by means of said articulated arm; and actuating means, controlled by a control system, respectively connected to said supporting base and to each one of said sections of articulated arm, for actuating and rotating each one of said sections of articulated arm and a platform, a basket, a hooking or any working device apt to be operated by means of said articulated arm, wherein one or more of said sections of articulated arm are divided into two proximal and distal half-tracts revolving one with respect to the other one around the axis of the respective section of articulated arm, one proximal half-tract thereof is fixed whereas another distal half-tract is revolving, a revolving attachment member and additional actuating means for actuating the attachment member, fastened to said half-tract at a hinge, being connected to the distal half-tract; and wherein the two half-tracts are fastened one to the other one by means of a pair of hooking plates comprising a through-hole and a fastening pin constitutes an extension of the first half-tract, so that by disassembling the fastening of the pair of plates it is possible re-mounting the second half-tract axially rotated by 180° with respect to the first half-tract, by rotating by 180° even the respective arm-actuating means. | 03-27-2014 |
| 20140202972 | Profile carriers and related methods - A profile carrier includes a base profile of metal and a reinforcement member of fiber-reinforced plastic material that reinforces the base profile. The reinforcement member and the base profile are connected to each other by at least one wall-side positive-locking element that is provided on a profile wall of the base profile and that extends in a transverse direction of the profile wall. The at least one wall-side positive-locking element and the reinforcement member engage one inside of the other in the transverse direction of the profile wall with a positive-locking connection between the reinforcement member and the base profile formed substantially parallel to the profile wall. | 07-24-2014 |
| 20140231374 | PIN PULLER FOR CRANE CONNECTIONS - A pin puller is mounted between first and second connectors, preferably connectors on a lift crane, each of the connectors having a hole there though. The pin puller includes: a) first and second support frame members; b) a first pin with a first end located in the hole of the first connector and a second end inside the first support frame member; c) a second pin with a first end located in the hole of the second connector and a second end inside the second support frame member; d) at least one linear actuator connected to the first and second pins; and e) a length adjustment device between the first and second support frame members, with its length adjusted so as to force the first support frame member into contact with the first connector and the second support frame member into contact with the second connector. | 08-21-2014 |
| 20150291401 | Lattice boom for a crane, lattice element for a lattice boom of this type, and crane comprising a lattice boom of this type - A lattice boom for a crane comprises a number of lattice elements which are in each case arranged one behind the other in such a way that their respective lattice element longitudinal axes are oriented along a lattice boom longitudinal axis, wherein each lattice element has a lattice element width which is oriented perpendicular to the lattice element longitudinal axis and is greater than 4 m when in a work arrangement, and wherein each lattice element, when in the work arrangement, falls below permissible maximum dimensions for a transport of the lattice element. | 10-15-2015 |
| 20150314995 | Crane and lattice mast section for a lattice mast of a crane of this type - A multi-component lattice mast section comprises a longitudinal axis, a plurality of chord elements extending along the longitudinal axis, a plurality of connection bars interconnecting in each case two adjacent chord elements, a lattice mast cross-sectional surface area with a lattice mast width and a lattice mast height, the lattice mast cross-sectional surface area being oriented perpendicular to the longitudinal axis, and at least two detachably interconnectable lattice mast assemblies, with each of the lattice mast assemblies having a lattice mast assembly width smaller than the lattice mast width and/or a lattice mast assembly height smaller than the lattice mast height, and with the connection bars being firmly connection to a chord element in a working arrangement. | 11-05-2015 |
| 20160060081 | SLIDING LOCK MECHANISM FOR SECURING A JIB ASSEMBLY - A jib assembly has a sheath, a jib arm disposed within the sheath, and at least two gripping components disposed on the inner surface of the sheath. The sheath is operable to engage the jib arm to secure the jib arm and prevent the jib arm from extending and retracting relative to the sheath by aligning the sheath to be substantially parallel with the jib arm. The sheath is operable to disengage the jib arm to allow at least a portion of the jib arm to extend and retract relative to the sheath by rotating the sheath away from substantially parallel with the jib arm. | 03-03-2016 |
| 20160068375 | CRANE BOOM AND CRANE - The invention relates to a crane boom for a crane comprising an upper web and two lower webs which are connected to one another by means of a lattice and form a triangular boom cross-section, wherein the boom cross-section comprises a triangular cross-sectional shape at least sectionally with an upper web extending off center. The invention furthermore relates to a crane having such a crane boom. | 03-10-2016 |
| 212348000 | Extensible by sliding sections | 17 |
| 20080237175 | Extension assemblies and methods thereof - An extension assembly is provided that comprises spaced apart first and second extension beams, which are removeablely and independently affixed to a deck of a vessel. At least a portion the first and second extension beams extend beyond the transom of the vessel. The assembly further includes a modular traverse beam removeablely affixed to the first and second extension beams along a substantially perpendicular direction. The modular traverse beam is adapted to receive a work-over rig. | 10-02-2008 |
| 20090152227 | Recoverably Installable Vehicle Lifting Hoist - Method and Apparatus - Embodiments of a method and apparatus to lift payloads onto or into a vehicle are disclosed. Optimal embodiments of the device mount to a plurality of receiver hitches on a vehicle and combine optimally shaped and positioned structures, rigid and flexible linkage, and a pivoting tower to form a lifting hoist that is foldable, retractable, and can be recoverably installed. A prominent feature of the present invention is the ability to retract to a stored position that does not interfere with other features or functions of the host vehicle. This invention includes components that make it safe to use on un-level surfaces and other components and methods that enable the apparatus to be leveled to some extent before use. | 06-18-2009 |
| 20120061341 | CRANE - This invention relates to a crane, in particular a telescopic crane, with a frame suspended on the load hook for taking up a special load, in particular for taking up a rotor blade of a wind turbine. In accordance with the invention a single guide cable without guying function is provided, which proceeding from the boom foot is tensioned parallel to the direction of the longitudinal axis of the boom system and is attached to the boom system at its end, wherein a frame suspended on the load hook is connected with the guide cable via at least two control cables. | 03-15-2012 |
| 20120074089 | TELESCOPIC SECTION AND CRANE WITH A TELESCOPIC SECTION - The present invention relates to a telescopic section comprising a section tube having at least two bolt parts each having a cut-out, wherein at least one common bolt sheet is provided on or in the profile tube for reinforcing at least two bolt points. | 03-29-2012 |
| 20120138560 | CRANE APPARATUS - A crane apparatus includes: a telescopic boom including a plurality of boom members, the telescopic boom performing telescopic motion by moving the plurality of boom members one by one using one telescopic cylinder; a condition input part configured to receive, as input, a condition for a crane operation including at least a weight of goods suspended by the telescopic boom, a height to which suspended goods are lifted, and a moving radius of the suspended goods; and a telescopic pattern selecting part configured to select a telescopic pattern that allows the crane operation under the condition inputted to the condition input part. | 06-07-2012 |
| 20140083968 | TELESCOPIC BOOM - A telescopic boom includes a first frame having a curved portion whose section is substantially U-shaped, and a second frame connected to the first frame so that a closed section is formed. In the telescopic boom, the U-shaped curved portion of the first frame includes a plurality of protrusion portions formed at intervals in a circumferential direction of the telescopic boom, each protrusion portion extending in a longitudinal direction of the telescopic boom and being formed to have an arc-shaped section and protrude to the outside of the first frame. | 03-27-2014 |
| 20140339188 | Telescopic Boom and Crane - A telescopic boom for a crane has at least two telescopable telescoping sections in the form of lattice pieces, each of which exhibits a hollow structure that has in essence the shape of a box. The bottom chords of adjacent sections have in each instance a pinning structure to provide for pinning to each other during normal crane operations. By way of the design of at least the outer telescoping section, at least some of the force that is introduced into the pinned joint can be dissipated into the top chord of the boom. | 11-20-2014 |
| 20150083684 | ROPE GUIDE FOR A CRANE - A rope guide for a crane, in particular a rope guide for a telescopic crane, comprises at least one guiding element for a rope which extends from a boom head along the boom of the crane. The guide is characterized in that at least one of the guiding elements comprises a spacer which has, on its rope-sliding surface facing the rope and as viewed transversely to the direction of the rope's extension, a substantially round concave form. Embodiments have a spacer with one or more grooves which guide and accommodate the rope. | 03-26-2015 |
| 20160137465 | TAILOR WELDED PANEL BEAM FOR CONSTRUCTION MACHINE AND METHOD OF MANUFACTURING - A beam for use in construction equipment is made from tailor welded panels. At least one of the panels is made from at least two pieces of material such as steel welded together with the weld running the length of the beam. The weld between pieces of steel can either be parallel to the longitudinal axis of the beam, or the pieces can be tapered and the weld will be at an angle diverging from the longitudinal axis of the beam. The two pieces of material have a different compressive strength per unit of length in a direction transverse to the longitudinal axis of the beam. In some embodiments a top panel is welded to two side panels to form two top corners of the beam and a bottom panel is welded to the two side panels to form two bottom corners of the beam. | 05-19-2016 |
| 20160200555 | SINGLE-CYLINDER PLUG PIN TYPE TELESCOPIC ARM, TELESCOPIC METHOD THEREOF AND CRANE HAVING TELESCOPIC ARM | 07-14-2016 |
| 212349000 | By fluid pressure | 5 |
| 20100282702 | CRANE - A crane, in particular a vehicle crane, comprising a first crane arm and at least one second crane arm which are connected together by way of a joint and which are pivotable relative to each other by way of a drive having a piston-cylinder unit, in each case starting from one of the two end positions in which the crane arms are in substantially mutually parallel relationship until reaching a dead point when the longitudinal axis of the piston-cylinder unit is substantially on a line with the joint, wherein there is provided at least one further drive by which it is possible to go beyond the dead point position of the piston-cylinder unit relative to the joint. | 11-11-2010 |
| 20110049077 | Crane with Telescopic Boom - A crane having a telescoping boom whose sections, are arranged in a base boom that can telescope individually, in and out, after disengaging locking pin connections that are secured in the respective moved out or moved in positions by locking pins. A guide profile head is arranged at an end remote of the articulation of the safety locking unit to the inner end of the base boom. To lengthen the boom without substantially changing the telescopic system itself, the guide profile head is detachably fastened to the safety locking unit. An additional guide frame, whose length is dimensioned corresponding to the length of the telescoping boom that has been expanded by additional sections inserted in the telescoping boom, is mounted in place of the guide profile head, and that a guide profile head can be arranged at the free end of the guide frame. | 03-03-2011 |
| 20140346132 | TELESCOPIC BOOM - A telescopic boom provided in a crane includes a boom body and a telescopic cylinder for extending/contracting the boom body. A roller is provided in a tip end portion of the telescopic cylinder to be rotatable in a longitudinal direction. A peripheral surface of the roller is formed to be curved (crowning) in a convex shape outside as viewed in the longitudinal direction and make contact with a lower plate of the boom body in a state where both corner parts are away from the lower plate. | 11-27-2014 |
| 20150060385 | BOOM EXTENSION AND CONTRACTION MECHANISM FOR CRANE APPARATUS - A boom extension and contraction mechanism for a crane apparatus includes: a flow passage switching mechanism that switches a flow passage of the hydraulic oil between the cylinder-to-boom connection switching cylinder side and the boom member connection switching cylinder side; a hose reel configured to reel out a hydraulic hose as a telescopic cylinder is extending, and to reel off the hydraulic hose as the telescopic cylinder is contracting; a cable used to supply power and transmit a signal between a swivel base and a boom; and a cord reel configured to reel out the cable as the telescopic cylinder is extending and to reel off the cable as the telescopic cylinder is contracting. The code reel and the hose reel are arranged on the base in a direction in which the boom extends and contracts. | 03-05-2015 |
| 20180023704 | CYLINDER, CYLINDER DEVICE, AND WORKING VEHICLE | 01-25-2018 |
| 212350000 | Having bearing means between extensible sections | 2 |
| 20120085723 | BOOM ELEMENT, TELESCOPIC BOOM AND CONSTRUCTION VEHICLE - The present invention relates to a boom element for a telescopic boom, particularly a telescopic shot or a telescopic boom base section, wherein the boom element has cupped corner pieces and lattice bars, and the cupped corner pieces are interconnected by means of the lattice bars, wherein the lattice bars are arranged in a framework, at a right angle with respect to the corner pieces, and/or at an angle different from a right angle, particularly at an acute or obtuse angle, with respect to the corner pieces, and the corner pieces and the lattice bars form a substantially box-shaped hollow structure. | 04-12-2012 |
| 20150008207 | COLLAR BEARING FOR A TELESCOPIC BOOM AS WELL AS TELESCOPIC BOOM AND CRANE - The invention relates to a collar bearing for a telescopic boom for the sliding support of two telescopic sections in the collar region of the outer telescopic section, wherein the collar bearing includes fixing means, whereby the collar bearing selectively is releasably connectable with the outer or inner telescopic section. | 01-08-2015 |
