32results about "Control" patented technology

Disclosed is a non-steel high strength data transmission cable having a strength member (5) and a core (1). The high strength data transmission cable includes a length of a core-cable (10), the length of core-cable (10) includes core (1) plus at least one fiber-optic conductor (2) that is:(i) disposed in a helical shape; and(ii) completely encased in a solid, flexible material.Also disclosed is a process for making a high strength data transmission cable. The high strength data transmission cable is capable of being wound on a winch under tensions and surging shocks experienced by a fishing trawler, and provides high quality data signal transmission and resolution so as to permit use for transmitting data during fish trawl operation from high-resolution sonars used to monitor fish caught.

Embodiments of automatic defect detection for flexible components using image processing are provided. The technique includes monitoring the flexible component via one or more sensors to obtain sensor data, converting the sensor data from the one or more sensors into image data, and receiving reference image data to compare with the image data. The technique also includes determining a defect based on the comparison and threshold setting information of the flexible component, and sending a notification based on the defect.

The invention relates to a method for operating a braiding, winding or spiraling machine for braiding around, wrapping around or spiraling around a strand-like material, in particular a cable, with at least one elongate material strand formed from at least one elongate material fibre, in particular from at least one wire. In the method, a diameter of the strand-like material is measured and a feed rate of the strand-like material and / or a rotational speed at which the at least one elongate material strand moves about the longitudinal axis of the strand-like material is controlled by open-loop or closed-loop control depending on said diameter measured. A predefined degree of coverage of the strand-like material by the at least one elongate material strand can be kept substantially constant by means of an open-loop or closed-loop control of the relative feed rate of the strand-like material depending on the diameter measured.

A strand (221, 321, 421, 521, 621, 721) for a wire rope (200, 300, 400, 500, 600, 700) for marine lifting operations, the strand (221, 321, 421, 521, 621, 721) comprising: a plurality of wires arranged together in a twisted configuration and comprising at least a first weakened wire (231, 331, 431, 531, 631, 731) and a plurality of stronger wires; such that in use when the strand (221, 321, 421, 521, 621, 721) is loaded in a first loading condition the first weakened wire (231, 331, 431, 531, 631, 731) will break and the plurality of stronger wires will not break.

A synthetic rope or cable having a supportive core (1) contained within an internal cavity of a hollow braided synthetic strength member (5), the supportive core (1) shaped to adapt to the internal cavity of the hollow braided synthetic strength member (5), the supportive core (1) sheathed within a flow shield (4); the hollow braided synthetic strength member (5) formed about the combination of the supportive core and the flow shield that sheaths the core; the flow shield formed of the braid strands and being a hollow braided construction; and the hollow synthetic strength member formed of the braided braid strands, characterized in that each braid strand forming a braided flow shield is formed of at least two yarns.

In a method for operating a cable (1) having a sensor (2) for detecting the use of the cable (1), a sensor signal (3) is stored, properties of the cable (1) are generated by means of the sensor signal (3), a plurality of properties are determined at different times, and the properties are evaluated together. The method can be used in a system having a cable (1) for supplying electrical energy, more particularly a towed cable, the towed cable having a sensor (2) in the cable (1).

Conductor (100) with a monitoring system, comprising: a load- bearing core (102), made of composite material; one or more electrically conductive layers (104), externally associated with said load-bearing core (102); two or more optical fibers (101), arranged longitudinally along said load-bearing core (102), on a radially external surface of the same; a BOTDR system (200), associated with said optical fibers (101) and configured for reading a bending radius of said load-bearing core (102) and / or for determining the presence of cracks on said load-bearing core (102) and / or for determining the position of said cracks; and / or for determining a maximum allowable bending radius; a processing unit (300) configured for generating, as a function of said reading, a notification signal in the event that critical parameters are reached.

The invention relates to a steel wire rope (100) comprising: − a core steel wire (110), − a plurality of steel wires 140 wound around the core steel wire (110) in a plurality of layers, − a sensor (150) wherein the sensor comprises a tube which contains at least one optical fiber (160), satheid sensor being configured to provide measurements of at least one physical parameter of the steel wire rope. The invention also relates to a steel wire rope monitoring system and to a method of monitoring the steel wire rope.

The invention relates to an aligning device (15) for straightening a line (11), comprising an aligning system (20) having a first row of rollers (21) and a second row of rollers (31) which can be moved relative to one another. The aligning device (15) comprises a measuring unit (40) for determining a line diameter and / or a tensile force measuring means (70). The invention also relates to a method for adjusting the aligning system (20) and a method for setting the aligning system (20), as well as a wire processing machine having at least one aligning device (15).

A distributed position detection rope (100, 101) includes: basic optical elements (5) each including an optical fiber (1), tensile strength bodies (2), and a sheath material (3) and the tensile strength bodies (2); a cylindrical inner sheath layer (8b) having a first optical element (5a) formed by arranging a plurality of the basic optical elements (5) which are arranged at positions on the same circle and are helically wound at a predetermined pitch along the axial direction of the axis; and a cylindrical outer sheath layer (9) on the outer side of the inner sheath layer (8b) and having a second optical element (5b) which are arranged at positions on the same circle and are helically wound along the axial direction so as to have a placement angle different from that of the basic optical elements (5) of the first optical element (5a).

An armored DSS cable includes: an inner layer part including a first rope helically wound; and a surface layer part including an optical fiber module and a plurality of third ropes, the optical fiber module having an optical fiber and a plurality of second ropes helically surrounding the optical fiber and having a smaller outer diameter than the first rope, the third ropes having a larger outer diameter than the first rope, such that the optical fiber module and the third ropes are arranged on an identical circle and helically wound, wherein the inner layer part and the surface layer part are formed concentrically.

A distributed position detection rope includes: basic optical elements each including an optical fiber, tensile strength bodies, and a sheath material and the tensile strength bodies; a cylindrical inner sheath layer having a first optical element formed by arranging a plurality of the basic optical elements which are arranged at positions on the same circle and are helically wound at a predetermined pitch along the axial direction of the axis; and a cylindrical outer sheath layer on the outer side of the inner sheath layer and having a second optical element which are arranged at positions on the same circle and are helically wound along the axial direction so as to have a placement angle different from that of the basic optical elements of the first optical element.

An elevator load bearing member includes a plurality of load bearing wires, a polymer-based conductive adhesive coating on each of the plurality of the wires, and a jacket surrounding the wires. The jacket is adhered to the wires by the polymer-based conductive adhesive coating. A method of making a load bearing member for an elevator system is also disclosed.

The invention provides a twisting machine with internal pay-off of metal filaments (preferably steel wires). The twisting machine is provided with a spool carrier which can be replaced as a whole without having to load full spools or separately remove empty spools. The carrier has all auxiliary means on a plate for appropriate wire path control, wire shaft axes, and tension control systems. The carrier is mounted on a bridge that remains stationary between the first rotor and the second rotor. The carrier is provided with a lock which ensures safe removal and locking of the carrier. The invention also extends to a working method for an operator. According to the invention, the working condition of an operator is greatly improved by enabling the operator to easily get close to the bobbin from the outside of the twisting machine main body.

A non-steel high strength data transmission cable is provided having a strength member (5) and a core (1), the high strength data transmission cable comprising a length of a core-cable (10), the length of core-cable (10) comprising core (1) as well as comprising at least one fiber-optic conductor (2) that is: (i) disposed in a helical shape; and (ii) completely encased in a solid, flexible material. Also provided is a process for making a high strength data transmission cable. The high strength data transmission cable is capable of being wound on a winch under tensions and surging shocks experienced by a fishing trawler and provides high quality data signal transmission and resolution so as to permit use for transmitting data from high-resolution sonars used to monitor fish caught in a fish trawl during operation.

A non-steel strength membered high strength cable easily monitored for heat and elongation is provided comprising a length of a core-cable (10), the length of core-cable (10) comprising at least two fiber-optic conductors (2) that are: (i) disposed in a helical shape; and (ii)completely encased in a solid, flexible material. One of the fiber-optic conductors capable of transmitting at least Raman backscattering and the other capable of transmitting at least Brillouin scattering. The combination of the cable and an interrogator that can read andinterpret Raman backscattering coupled to and communicating with the fiber optic conductors that is capable of transmitting at least Raman backscattering; and another interrogator that can read and interpret Brillouin scattering coupled to and communicatingwith the fiber optic conductors that is capable of transmitting at least Brillouin scattering. Aprocess for ascertaining the elongation of the cable, without using loose tube fiber-opticplacement.

An elevator load bearing member includes a plurality of load bearing wires, a polymer-based conductive adhesive coating on each of the plurality of the wires, and a jacket surrounding the wires. The jacket is adhered to the wires by the polymer-based conductive adhesive coating. A method of making a load bearing member for an elevator system is also disclosed.

The invention discloses a broken wire detection device for steel wire rope production, and particularly relates to the technical field of broken wire detection devices.The broken wire detection device comprises a bearing box, baffles are fixedly connected to horizontal parts of the upper end of the bearing box, and mounting tables are fixedly connected to the upper portions of the ends, close to each other, of the two baffles; a marking assembly is fixedly mounted on the right side of the middle of the upper end of the mounting table, a pinch-off assembly is fixedly mounted in the middle of the upper end of the mounting table, and a storage assembly is fixedly mounted at the lower end of the mounting table. According to the broken wire detection device for steel wire rope production, when the steel wire rope is detected through the arranged marking assembly, the position where a broken wire appears on the surface of the steel wire rope can be marked, the adopted marking mode does not affect subsequent normal use of the steel wire rope, meanwhile, the marking assembly can be matched with the pinch-off assembly, and the production efficiency is improved. When the position of the broken wire mark is observed, the broken wire position can be cut off by pausing a transmission device in the pinch-off assembly and then starting a cutting device in the pinch-off assembly.

Provided are embodiments for performing automated defect detection for a flexible member using image processing. The techniques include monitoring, by one or more sensors, a flexible member (106) to obtain sensor data, converting (108) the sensor data from the one or more sensors to image data, and receiving reference image data (114) to compare to the image data. The techniques also include determining a defect based on the comparison and threshold setting information (116) for the flexible member, and transmitting a notification (120) based on the defect.

An elevator load bearing member includes a plurality of load bearing wires, a polymer-based conductive adhesive coating on each of the plurality of the wires, and a jacket surrounding the wires. The jacket is adhered to the wires by the polymer-based conductive adhesive coating. A method of making a load bearing member for an elevator system is also disclosed.

The knot protector protects ropes and knots from ledges, rocks, railings, edges, walls, cliffs, and other surfaces that may cause the fibers of the rope to be gradually abraded or destroyed. The knot protector includes a sleeve formed from an upper portion, a lower portion, and a shoulder portion. The upper portion defines a first opening while the lower portion defines a second opening. The diameter of the first opening is smaller or less than that of the second opening. The sleeve is formed from a deformable, continuous web and has exterior and interior layers. The sleeve also contains visual safety indicators along the base of the lower portion to provide visibility. The exterior and interior layers are made from durable material to provide the rope with ample protection from abrasion.

Assembly comprising: a set (1) of strands (11) that extends in a direction of tension in which the set of strands is intended to experience tensile stresses; at least one diagnostic fibre (13) that is integrated into the set of strands and able to conduct light, the light propagating through the diagnostic fibre between an entrance end (15) and an exit end (17), that extends in the direction of tension, and that has a mechanical tensile strength close to that of one of the strands; and a diagnostic device (2) comprising a light source (21) for transmitting a light beam into the diagnostic fibre via the entrance end, and a first optical sensor (23) for delivering a signal representative of the light intensity at the exit end of the diagnostic fibre, the light intensity at the exit end of the diagnostic fibre being correlated to the mechanical state of the diagnostic fibre.

A rope, a system and a method for measuring one or more properties of a rope. A property evaluation system for ropes can be deployed for a number of different applications including, but not limited to, moving lines, e.g., crane or winch and static lines, e.g., mooring lines, stays, etc., to evaluate physical properties of the ropes and, in some cases, to help evaluate structural health of the ropes. A sheave assembly (10) may transmit a signal into a rope (14) to measure at least one property of the rope. At least one sensor (25) may be coupled to or assembled in the rope to measure at least one property of the rope.

To provide a correction device that can improve linearity of a line.SOLUTION: A correction device 15 for linearizing a line 11 is provided with: a correction unit 20 having a first roller row 21 and a second roller row 31 which can move to each other; a measurement device 40 that measures a diameter of the line 11; a tension measurement device 70 that measures line tension acting on the line 11; a supplying / driving part 27 that supplies the first roller row 21 to the second roller row 31 so that a distance between the first roller row 21 and the second roller row 31 becomes equal to a setting value calculated based on the measured diameter; and a turning / driving part 28 that turns the first roller row 21 with respect to the second roller row 31, on the basis of a result of comparison of the measured value of the line tension with a prescribed setting value of the line tension.SELECTED DRAWING: Figure 1

A synthetic rope or cable having a supportive core (1) contained within an internal cavity of a hollow braided synthetic strength member (5), the supportive core (1) shaped to adapt to the internal cavity of the hollow braided synthetic strength member (5), the supportive core (1) sheathed within a flow shield (4); the hollow braided synthetic strength member (5) formed about the combination of the supportive core and the flow shield that sheaths the core; the flow shield formed of the braid strands and being a hollow braided construction; and the hollow synthetic strength member formed of the braided braid strands, characterized in that each braid strand forming a braided flow shield is formed of at least two yarns.

In a method for operating a cable (1), the cable (1) has a sensor (2) for detecting a use of the cable (1), wherein sensor signals (3) are stored, wherein a characteristic for the cable (1) is produced by means of the sensor signals (3), wherein a plurality of characteristics are determined at different times, wherein the characteristics are evaluated together. This method can be used in a system having a cable (1), more particularly a trailing cable, for electrical energy supply, wherein the trailing cable has a sensor (2) in the cable (1).

Disclosed is a non-steel strength membered high strength cable easily monitored for heat and elongation comprising a length of a core-cable (10), the length of core-cable (10) including at least two fiber-optic conductors (2) that are:(i) disposed in a helical shape; and(ii) completely encased in a solid, flexible material.One fiber-optic conductor capable of transmitting at least Raman backscattering and the other fiber-optic conductor capable of transmitting at least Brillouin scattering.A combination of the cable (10):(i) with an interrogator that can read and interpret Raman backscattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Raman backscattering; and(ii) another interrogator that can read and interpret Brillouin scattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Brillouin scattering;permits ascertaining the elongation of the cable, without using loose tube fiber-opticplacement.

Disclosed is a non-steel strength membered high strength cable easily monitored for heat and elongation comprising a length of a core-cable (10), the length of core-cable (10) including at least two fiber-optic conductors (2) that are:(i) disposed in a helical shape; and(ii) completely encased in a solid, flexible material.One fiber-optic conductor capable of transmitting at least Raman backscattering and the other fiber-optic conductor capable of transmitting at least Brillouin scattering.A combination of the cable (10):(i) with an interrogator that can read and interpret Raman backscattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Raman backscattering; and(ii) another interrogator that can read and interpret Brillouin scattering coupled to and communicating with the fiber optic conductor that is capable of transmitting at least Brillouin scattering;permits ascertaining the elongation of the cable, without using loose tube fiber-opticplacement.

An improved system for handling delicate linear media and in particular to a method and apparatus for winding delicate linear media such as superconducting wire or tape or optical fibers onto a spool or former, and electric machines produced thereby. A combination of direct closed loop control and media routing design facilitates the handling of the delicate media without causing damage. The axial tension in the linear media may be closely controlled during winding by means of feedback control loop using tension measurements to control the rotation speeds of the wind-from and wind-to spools. Further, during winding, the delicate linear media is only exposed to large radius bends with no reverse bending. Finally, output devices and features, commercial or otherwise, made possible by delicate linear media handling are revealed. This includes advanced SC devices and features.