364results about "Cable cars" patented technology

A laser beam is concentrated using an objective lens and radiated on a amorphous silicon film or polycrystalline silicon film having a grain size of one micron or less, the laser beam being processed from a continuous wave laser beam (1) to be pulsed using an EO modulator and to have arbitrary temporal energy change while pulsing ; (2) to have an arbitrary spatial energy distribution using a beam-homogenizer, filter having an arbitrary transmittance distribution, and rectangular slit; and (3) to eliminate coherency thereof using a high-speed rotating diffuser. In this manner, it is possible to realize a liquid crystal display device in which a driving circuit comprising a polycrystalline silicon film having substantially the same properties as a single crystal is incorporated in a TFT panel device.

A body-weight support system that allows individuals with severe gait impairments to practice over-ground walking in a safe, controlled manner is disclosed. The system includes a body-weight support system that rides along a driven trolley and can be controlled in response to the movement of the subject using the system.

A walk assist device including a mechanism for mechanically providing a lifting force to lift a patient from a seated position and provide a weight support force to a patient at an individually adjusted height level along the length of an exercise run.

The invention provides a long-span over loading cable crane and an installation method thereof which relates to a cable crane used in bridge construction and consists of a guy rope tower 1, a cable tower 2, a main cable and a hoisting traction system 3, an anchoring system 4, an electromechanical system 5 and a wind cable system 6. The tower of the cable crane consists of the guy rope tower 1 and the cable tower 2 which is hinged on the top of the guy rope tower 1 and fixedly connected with the bottom of the guy rope tower 1. The invention adopts the techniques of the parallel bearing of a plurality of main cables, the wind cables connected in series, the joint construction of the cable towel and the guy rope tower, etc., thereby greatly improving the loading capability of the long-span cable crane and lowering the manufacturing cost as much as possible. The invention can reduce the influence of the unbalanced horizontal force on the top of the cable tower 2 on the guy rope tower 1 and greatly save the construction cost of the guy rope tower 1. The loading cable crane has strong load-carrying capability, wide loading range and high economic performance.

Embodiments of the invention are ideally suited for use filming movies, sporting events, or any other activity that requires fluid movement of a camera or other object to any position within a defined volume of space. To accomplish such positioning embodiments of the invention are configured to move an object throughout three-dimensional space by relocating one or more lines that are feed through a plurality of opposing sides of the object. These line(s) (e.g., a cable, rope, string, cord, wire, or any other flexible connective element) which support the object from above or below the object within a volume of space are arranged in way that allows the object to be rapidly moved to and from any location within the defined volume of space. For instance, the system may be arranged to perform dimensional movement using one line configured as an endless loop, one line configured as a half loop, two lines configured as endless loops or two lines configured as half loops. Other embodiments which split the two lines at the X and Y junctions may yield three and four rope embodiments which are in keeping with the spirit of the invention.

A girder block lifting method, which can solve a problem that steel beams are inclined or fallen inward by lifting a heavy material, and a jack-up stage used therefor are provided. The method includes a main beam which can be provided between steel beams being targets of connection with the girder to construct a rigid frame structure, a height adjustment means (gate-shaped base) mounted on a cross beam member being parallel to the main beam and connecting other steel frames for adjusting height to the main beam, a connection beam for alternately connecting the main beam and the height adjustment means (gate-shaped base), and an auxiliary beam for connecting the connection beams. On a frame stage formed by connecting these beams, a plurality of lifting jacks are provided and a lifting sling is hung from upper part of the steel beam to enable jack-up of the girder block.

A device for establishing admittance and transport of cargo to and from a wind turbine construction above ground level and having a part which can be raised and/or lowered by wires and winches located at ground level and connected with snatch blocks attached to a part so that it can be raised and/or lowered in relation to the construction. The part has a number of travelling crabs according to the numbers of winches and the travelling crabs are guided of the wires between the winches and the snatch blocks, and that the part with the travelling crabs is displaced upwards or downwards by the wires. Advantageously, the wires are used for both hoisting the part and as guide for the travelling crabs.

The present invention is particularly efficacious when practiced as a system for transferring payloads between sideways-adjacent vessels at sea. As typically embodied, an inventive inter-locational transfer system includes: a trolley; a set of parallel cable-rails upon and along which the trolley is rollable; a pair of pulling cables, respectively connected to the two sideways-adjacent ships, for exerting pulling forces on the trolley in opposite directions along the cable-rails; at least four hoisting cables, separately and distantly attached at the bottom of the trolley and at peripheral points of the payload, for suspending a rectangular payload (e.g., ISO container with contents) from the trolley; a first computer control capability; for controlling the impelling and restraining of the trolley by the respective pulling cables; and, a second computer control capability, for controlling the lengthening and shortening of the respective hoisting cables in a coordinated manner to reduce or minimize payload pendulation.

The invention discloses a steering cable saddle for a large-tonnage cable crane. The steering cable saddle aims at solving the problems that existing movable type cable saddle towers are equipped with a plurality of front and back wind cables along bridge directions and high in cost, and service lives of bearing cable axle assemblies, hoisting cable axle assemblies, traction cable axle assemblies, bearing cables, hoisting cables and traction cables are short. The steering cable saddle comprises cable saddle base distribution beams and a cable saddle base connecting cross beam, wherein each cable saddle base distribution beam is provided with a bearing cable axle assembly, a bearing cable steering device, a hoisting cable steering device, a traction cable axle assembly, a traction cable steering device and a sliding axle assembly; the cable saddle base connecting cross beam is provided with a hoisting cable axle assembly; and the cable saddle base distribution beams are positioned on left and right sides of the cable saddle base connecting cross beam. By means of the steering cable saddle for the large-tonnage cable crane, service lives of the bearing cable axle assemblies, the hoisting cable axle assembly, the traction cable axle assemblies, bearing cables, hoisting cables and traction cables are prolonged.

A logging system including a yarder, a skyline, a towline, a carriage riding on the skyline, and a grapple depending from the carriage for grabbing logs and carrying them back to a landing. The carriage and grapple are moved along the skyline for positioning the grapple above a log(s). A remote control device for controlling the slackening and tightening of the skyline and towline, as well as the turning and opening and closing of the grapple. The towline is attached to the grapple, so that when the operator signals the tightening of the towline, the grapple closes around the log.

A multidimensional positioning system including a first block assembly including a fixed first block portion and a moveable second block portion. A first travel cable is arranged on pulleys operatively connected to the first block portion, the second block portion and a predetermined location. The first travel cable is affixed to a base supporting a load. A first travel drive is operatively connected to the first travel cable to facilitate movement of the base in a second travel direction. A first lift drive is arranged and disposed to provide movement of the second block portion relative to the first block portion to selectively alter the length of the first travel cable in a working space and selectively move the base in a first travel direction.

A ropeway transport system of a long-span steep terrain wind power device comprises a main cable (1), a tower (2), a hoisting cable (3), a pulling cable (4), a crane carriage (5), a rack winch (9), a steel cable (6), an anchor (7) and a tower top steering pulley (8); the tower top steering pulley (8) is installed on the tower (2); the main cable (1) and the steel cable (6) are fixed on the anchor (7); the other ends of the main cable (1) and the steel cable (6) are fixed on the tower top steering pulley (8); two ends of the pulling cable (4) are connected with the rack winch (9); and two ends of the hoisting cable (3) are connected with a hoisting winch (10). The system overcomes the problems of big construction difficulty, high project construction cost and serious environment damage when construction roads are built in the mountainous area by using a traditional technique. The invention provides a transport solution for a heavy cargo device of a steep terrain wind power device in a mountainous area and designs a device for realizing the solution.

A ground clearing apparatus comprising a box member comprised of a framework having an upper edge, first and second side edges, and a lower edge. A plurality of base teeth protrude downwardly from the lower edge. The apparatus further comprises a grapple including a first grapple arm hingeably attached to the box member, a second grapple arm hingeably attached to the box member, and a cross member joined to a distal ends of the first and second grapple arms. A plurality of grapple teeth extend outwardly from the cross member. The grapple is movable from a closed position in which the grapple teeth are interspersed with the base teeth, to an open position in which the grapple teeth are separated from the base teeth.

The present invention discloses a tendon controlled mobile platform configured to move within a work space defined by a structure. The tendon controlled mobile platform of the present invention, which includes: a mobile platform including a main frame, a plurality of upper winches coupled to an upper part of the main frame, and a plurality of lower winches coupled to a lower part of the main framed, the mobile platform being placed with the work space; a plurality of first wires having respective one ends coupled to lower sides of the structure and respective the other ends coupled to the upper winches, the lengths of the first wires being adjustable; and a plurality of second wires having respective one ends coupled to upper sides of the structure and respective the other ends coupled to the lower winches, the lengths of the second wires being adjustable, can expand the movement range of the mobile platform, thereby expanding the work area, and can easily move the work equipment to an adjacent work area.

A traveling highline aerial cable rail system for moving objects over large distances in three-dimensional space. A pair of track dollies mounted beneath substantially parallel and distantly separated support trusses allow the entire load bearing highline itself to traverse X-axis space. The highline defines the Y-axis of the system and supports a skate that moves along this axis. A platform suspended from the skate moves vertically in the Z-axis and can support extremely heavy loads depending on the gauge of the rope used in the system. A three motor pulley system with a multiplicity of sheaves allow independent movement of all three axes. The system can move objects weighing thousands of pounds stably at 60 miles per hour or more through three-dimensional space. The system can be modularly widened along the X-axis by adding truss sections, and the highline can be configured to up to 1000 feet or more, using rope that can support several tons or more. The Z-axis displacement can be multiplied via a pulley arrangement.

The invention discloses a deck unit erection gantry. The gantry comprises two towers, a winding engine, a lifting pulley and track ropes, wherein the winding engine is arranged on tops of the towers; the track ropes are connected with the tops of the two towers; the winding engine slides along two parallel track ropes through driving the lifting pulley by a hauling cable; the lifting pulley consists of two end girders, a load bearing cross beam, a fixed pulley and a movable pulley; the fixed pulley is arranged on the load bearing cross beam; lifting ropes are wound on the fixed pulley and the movable pulley. The deck unit erection gantry is characterized in that each upper surface of the two end girders is provided with a hinge base; two ends of the load bearing cross beam are connected with hinges of the end girders through the hinge bases; the movable pulley and a carrying-pole beam are connected and have a connection point positioned on the gravity center of the carrying-pole beam. The deck unit erection gantry has reasonable stress of bearing structure, simple structure, convenient operation, low cost and safe construction, and is particularly convenient for lifting and mounting a large steel box girder prefabricated structural element of a suspension bridge.

A cableway transport system for moving tubulars between a supply of tubulars and a rig mast implements a gondola suspended and movable along load cables. The gondola is fit with grippers for carrying tubulars between the rack and mast. The gondola has a first landing coupler which is received and releasably couples to a second landing coupler on the mast for forming a landing connection. The landing connection enables rotation of the gondola to align the carried tubular with the wellhead. The grippers can be individually actuable to allow finer alignment of the tubular above the wellhead.