D07B7/145

Elevator load bearing member having a fabric structure

An illustrative example assembly for making an elevator load bearing member includes a fabric having a plurality of fibers arranged with some of the fibers transverse to others of the fibers. A plurality of cords are configured to support a load associated with an elevator car. The cords are included in the fabric and have respective coatings. The coatings include a first coating material and a second coating material, or include different coating thicknesses such that some of the coatings have a different coating thickness than others of the coatings, or the coatings include the first coating material and the second coating material and some of the coatings have a different coating thickness than others of the coatings.

Method for producing a tension member, tension member, and use thereof

The invention relates to a method for filling in a tension member in particular for conveyor belts, in particular a tension member which is configured as a steel cable. The method is intended to allow the full penetration of the tension member structure. Here, the method contains at least the following method steps: —introducing the individual wires (2, 2′, 2″, 2′″, 2″″) of the strand (5) into the stranding head (1) of a stranding machine (10) and —partially or fully applying at least one coating agent to at least 50% of the individual wires (2, 2′, 2″, 2′″, 2″″) of the strand (5) prior to the twisting of the individual wires (2, 2′, 2″, 2′″, 2″″) to form a strand (5) or simultaneously with the twisting of the individual wires (2, 2′, 2″, 2′″, 2″″) to form a strand (5) and —twisting the individual wires (2, 2′, 2″, 2′″, 2″″) to form a strand (5), wherein at least 50% of the individual wires (2, 2′, 2″, 2′″, 2″″) have been provided with at least one coating agent, and —making a cable from at least one strand (5).

Cable stranding apparatus employing a hollow-shaft guide member driver

A cable-stranding apparatus includes a stationary guide, a motor, a driven guide, and a controller electrically coupled to the motor. The stationary guide is configured to guide strand elements in a spaced-apart configuration and to pass a core member. The motor is operatively associated with a guide driver. The driven guide is disposed at least partially within the guide driver so as to rotate therewith. The driven guide is configured to receive the strand elements from the stationary guide, individually guide the strand elements received from the stationary guide, and to further pass the core member. The controller is electrically coupled to the motor and configured to control the rotational speed and direction of the motor.

Method for making a tension member

A method for manufacturing a tension member, in particular for use in a belt or in a belt segment, having the steps of: preparing a tension member which has a plurality of tension member strands and filling at least some of the intermediate spaces between the tension member strands with a filling material at least at one open end of the tension member, wherein the tension member remains free of the filling material toward the outside.

COMPOSITE ELEVATOR BELT AND METHOD FOR MAKING THE SAME

A composite elevator belt for engaging a sheave includes a load carrier having at least one load carrier strand extending substantially parallel to a longitudinal axis of the load carrier and a resin coating surrounding the at least one load carrier strand and defining a plurality of predetermined, deformable cavities within the resin coating adjacent the at least one strand. When the elevator belt is bent around the sheave, the elevator belt defines a neutral bending zone located within the elevator belt generally coincident with the longitudinal axis, a tension zone radially outward of neutral bending zone, and a compression zone radially inward from the neutral bending zone.

METHOD FOR MANUFACTURING AN INDIVIDUALLY SHEATHED STRAND, STRAND THUS OBTAINED AND STRAND MANUFACTURING INSTALLATION
20210187813 · 2021-06-24 ·

The method for manufacturing an individually sheathed strand comprises: conveying a group of metal wires through a die; upstream of the die, applying a first filler product to at least a first portion of the strand; upstream of the die, applying a second filler product to at least a second portion of the strand distinct from the first portion; and extruding a plastic around the group of metal wires passing through the die, so as to envelop the group of metal wires covered with the first and second filler products in a continuous sheath formed of the extruded plastic. The second filler product has greater adhesion to the group of metal wires than the first filler product.

BELT WITH CORRUGATED MATERIAL
20210139280 · 2021-05-13 ·

An elevator system includes a hoistway, an elevator car movable along the hoistway, and one or more belts operably connected to the elevator car to propel the elevator car along the hoistway. A belt of the one or more belts includes one or more tension elements extending along a belt length, and a jacket at least partially encapsulating the one or more tension elements. The jacket includes a jacket base formed from a first material and one or more insert layers embedded in the jacket base material. The one or more insert layers have a corrugated shape along the belt length, and are formed from a second material different from the first material.

SELF HEALING ELEVATOR LOAD BEARING MEMBER
20210139279 · 2021-05-13 ·

An elevator load bearing member includes a plurality of load bearing cords and a jacket at least partially surrounding the cords. The jacket includes a layer received against the cords, and a self-healing component. A method of making an elevator load bearing member is also disclosed.

Cable, Strand, and Method and Device for Producing a Cable and a Strand
20230407561 · 2023-12-21 ·

The invention relates to a laid cable (1-1b), in particular a laid fiber cable (1-1b) or a laid hybrid cable, comprising at least one core strand or a laid core cable (2-2b) and at least one outer strand (7-7b) surrounding the core strand or the core cable (2-2b), the core strand, the core cable (2-2b) and/or the at least one outer strand is composed of at least one fiber line (9-9b, 10-10b). The at least one fiber line (9-9b, 10-10b) is beneficially made of a composite material having reinforcing fibers (12), the reinforcing fibers (12) of which composite material are laid to form at least one reinforcing line (11). Advantageously, a laid cable which is stable under transverse pressure is provided. The invention also relates to a strand, to a method for manufacturing a cable and a strand, to an apparatus for producing a cable and/or a strand, as well as an apparatus with a drum drive, said apparatus comprising a cable according to the invention.

Woven elevator belt with multifunctional coatings

A belt for suspending and/or driving an elevator car includes a plurality of tension elements extending longitudinally along a length of the belt and a plurality of fibers interlaced with the plurality of tension elements forming a composite belt structure. A coating at least partially encapsulates the composite belt structure to improve two or more operational characteristics of the belt. A method of forming a belt for suspending and/or driving an elevator car includes forming a plurality of tension elements and arraying the plurality of tension elements longitudinally along a belt. A plurality of fibers are interlaced with the plurality of tension elements to form a composite belt structure. A coating is applied to at least partially encapsulate the composite belt structure to improve at least two operational characteristics of the belt.