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7866630 |
Winding mechanism with tension control function and trawling apparatus
To provide a winding mechanism and a trawling apparatus capable of eliminating an excessive tension or slack generated in a wire wound around a drum and keeping the tension or wire length of the...
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7118062 |
Web handling with tension sensing and adjustment
A system of detecting and adjusting the normal force exerted by a web material around the circumferential surface of a cylinder is provided. Sensors associated with the cylinder surface are wired...
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6629659 |
Method and apparatus for measuring web tension profile to control the reeling of a web
A method and apparatus for reeling or winding of a web in which one or more factors affecting the web in the reeling or winding process are controlled by means of measurement data in order to...
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6622958 |
Method for reeling up
The invention relates to a method for reeling up, in which a paper web or the like is continuously reeled on a reeling core. The formation of the paper reel is controlled at least by means of an...
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6595454 |
Optical fiber tensioning device and method of controlling the tension applied to an optical fiber
An optical fibre tensioning device, receiving at its input an optical fibre from a traction device and capable of supplying the optical fibre from its output to a device for storing the fibre. The...
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6546712 |
System for the reverse oscillating lay (ROL) consistency during the optical fiber cable manufacturing process
A method, apparatus and system for improving reverse oscillating lay (ROL) consistency during an optical cable manufacturing process. A torque capstan receives an optical fiber cable from an ROL...
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6340128 |
Device for compensating a tensile yarn force sensor
A tensile yarn force sensor (7) has a measuring member (17), with which the tensile force of a traveling yarn (1) is detected as a function of the measurable pressure the yarn (1) exerts on the...
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6189825 |
Method for controlling the winding density of film rolls
In a method and apparatus for controlling the winding density of film rolls, a desired and an actual winding density of a film roll are determined and compared with one another. The quantity...
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6102322 |
Batch winder
A batch winder includes a non-driven compensating roller or dancer roller placed in a loop of a fabric web, wherein the compensating roller is displaceable transversely of its axis of rotation by...
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6082657 |
Wire-feeding device using logical circuitry and multiple sensors
A wire-feeding device comprises a wire supply, a buffer tension, a plurality of sensors, a driver and a logical circuit. The wire supply is used for supplying a wire. The buffer tension laterally...
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5996925 |
Method and apparatus for detecting yarn tension and method for winding yarn
An apparatus, for measuring a yarn tension, capable of preventing a filament breakage or loop from being generated while eliminating the necessity of adjustment and keeping a desired precision of...
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5950955 |
Tensioning unit with automatic tension control for yarn-formed fabrics
A tensioning unit (10) with automatic control of the tension (T) of yarn-formed fabrics (F), having a first electric card (50) mounted in an electromechanical cubicle (60) and used to set the...
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5890672 |
Surface winder apparatus and method
The speeds of support rolls (A) and (B) of a surface winder are controlled during winding by sensing means including a movable roll (C) for detecting variations in web tension. The motors (F) and...
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5850982 |
Device for the wind up of a knitted material web
The invention relates to a device for the winding of a knitted material web which is being delivered from a warp knitting machine to a material roll by using an axial drive which is being regulated...
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5791583 |
Cloth takeup control apparatus and method
A loom cloth takeup having pivotally mounted arms A exerting a force upon a friction roll (F) has first and second control devices (E) and (H) respectively for controlling tension on the cloth...
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5775622 |
Warp reeling system
A warp formed of a multiplicity of parallel filaments is wound on a warp beam by an apparatus having a supply of the warp, a transport roller, and an adjustment roller adjacent the transport roller...
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5740981 |
Method of winding a yarn to a cross-wound package
A method of winding a yarn to form a cross wound package with a random wind, and wherein the yarn tension is controlled without influencing the crossing angles at which the yarn is deposited on the...
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5725174 |
Winding apparatus for a yarn advancing at a constant speed
The yarn advances to the winding machine at a constant speed. The takeup speed is controlled in that the yarn is guided over a compensating arm. In addition to the measured value, which represents...
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5697573 |
Apparatus for stably transferring belt-like material
A belt-like material stably transferring apparatus an absorbing and feeding apparatus for continuously absorbing and feeding the belt-like material by use of a difference in air pressure. The...
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5676328 |
Method and apparatus for controlling tension in a traveling strand of rubber yarn during traverse winding
An apparatus for controlling the tension on a traveling strand of rubber yarn being wound on a winder includes the yarn guide defining three yarn passage regions, a first assembly for detecting the...
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5642865 |
Arrangement for varying the tape tension in a magnetic-tape apparatus
An arrangement for varying the tape tension in a magnetic-tape apparatus includes a pivotably supported sensing lever (15) whose free end is pressed against the magnetic tape (14) under the...
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5622328 |
Paper winder for winding a length of waste paper from a paper cup making machine
A paper winder for winding a length of waste paper from a paper cup making machine for making cups for soft drinks.
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5603466 |
Accumulator apparatus and method for use with a web producing machine
A method of temporarily accumulating a web (W) when delivered from a producing machine includes the step of lengthening a vertical path of the web passing over an upper guide (A) downwardly over an...
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5546993 |
Web tension apparatus with sensor switch arrangement for oscilliating dancer roll and method
A web tension control apparatus and method utilizes a control for a drive motor (A) including an oscillating roll (B) for moving a cam (C) in relation to a proximity sensor (E) for controlling the...
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5405098 |
Control device for the drive of a reel
A control for a drive reel partitions the reel into a plurality of angle-of-rotation segments. Compensation signals are produced by detecting deviations from a selected parameter at each of said...
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5299753 |
Cloth takeup and method
A loom cloth takeup having pivotally mounted arms A exerting a force upon a friction roll (F) has first and second control devices (E) and (H) respectively for controlling tension on the cloth...
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5297748 |
Filament autowinder with fault detection
In apparatus for winding a filament (12) onto a bobbin (16), a free arm follower (32, 64) with guide pulleys (46, 48, 76, 78) is provided for both the bobbin (16) and filament supply spool (14)....
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5277373 |
Apparatus and method for controlling tension in a moving material
A tension control apparatus for a material winder of the type including a material supply package and a material take-up package, an electric motor for driving the take-up package and a tension...
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4987503 |
Method to produce pre-recorded tape cassettes
A conventional video recorder has a top plate 2 mounting a tape supply spool 22 and tape take-up spool 22a upon a common shaft 19. A recording assembly 6 has a conventional video recording drum and...
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4967973 |
Wire dispensing machines
An apparatus for the spooling, storage and dispensing of reels of wire in which thre is provided means for measuring the pulling force on the wire so that the speed of rotation of the reel is in...
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4966333 |
Method of controlling tension in a yarn sheet during winding
Yarn sheet tension in a warp beaming operation is controlled by supplying a primary analog correcting signal to the drive of the warp beam based upon ultrasonic measurement of the progressively...
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4830296 |
Automatic winder
In an automatic winder having a plurality of winding units, a tension sensor for detecting the tension of yarn is provided in a yarn travelling path extending between a yarn feed side bobbin and a...
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4775086 |
Take-out/take-up tension control apparatus
A sheet winding apparatus comprises a take-out roller provided with a tension controller and adapted to take out a sheet rolled by a rolling unit so that uniform tension is applied to the sheet...
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4739948 |
Reel servo control with resonance damping circuit
In a tape transport apparatus, a first servo feedback loop is provided for correcting tape tension by adjusting the rotation of a tape reel in response to the sensed position of a tension arm that...
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4736900 |
Motor control apparatus for reel-to-reel tape drive system
A motor control apparatus including a first motor (16) driving a first reel (2) a second motor (26) driving a second reel (1), independently operable to the first motor, and a unit (5) for...
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4700907 |
Stock advancing apparatus with control arm damping
A stock advancing apparatus for advancing stock to or from a stock processing machine. The stock advancing apparatus includes a drive motor for driving the stock advancing apparatus and a stock...
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4650133 |
Winder apparatus and method
A method of and apparatus for winding a strand of material such as textile yarn in which a single strand is advanced from a supply package by a variable speed electrical drive associated with a...
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4634070 |
Apparatus and method for measuring and packaging elastic products
An apparatus and method is illustrated for measuring and packaging elongated elastic material such as elastic narrow fabric or tape, lace and the like, wherein a controlled loop of material is fed...
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4634069 |
Winding apparatus for sheet strip
An apparatus is disclosed which winds a strip of scrap sheet (S) discharged as from a cutting unit of a sheet winding machine. In the apparatus which winds the strip of sheet on a winding frame (7)...
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4629137 |
Yarn sensor
A pneumatic sensor is provided for detecting and indicating the tension in running strand material, such as yarn, wire and the like. A source of compressed air is connected to an air escape nozzle...
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4623101 |
Filament tensioner
A filament tensioner for controlling the tension of filament or roving as it is wound onto an article includes means for sensing the tension in the filament as it is being transferred from a spool...
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4585037 |
Method of regulating warp yarn tension in a weaving machine
A method of regulating the tension of warp yarns in a weaving machine is disclosed herein. In a preferred embodiment of the invention, variation in warp yarn tension is detected by a tension roller...
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4566646 |
Take-up machine motor control
This invention relates to a take-up machine utilized in conjunction with the production of fiber or yarn wherein the product fiber or yarn, as it is produced, is wound onto spools or tubes. A...
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4565334 |
Electrohydraulic drive for process line winders, unwinders and other equipment
An electrohydraulic drive for process line equipment, especially a spooler that winds and pays out an indefinite length of metallic strand, varies the output torque of a hydraulic motor by...
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4557435 |
Magnetic tape tension sensor
A tape tension sensor unit comprised of a light source; a light detector; a rotating arm member having disposed thereon a plurality of reflecting surfaces. When the tape is in a non-tensioned...
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4525654 |
Tape transport control unit
A magnetic tape in a reel-to-reel magnetic apparatus is transported directly from a supply reel to a take-up reel without a mechanical buffer or a vacuum column buffer.Separate drive motors are...
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4522351 |
Motor differential drive reel tensioning system
A tape tensioning device for tape recorder drive systems having first and second reels. A mechanical differential is disposed between the reels to permit counter rotation of the reels. A variable...
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4517436 |
Laser marker for articles of manufacture
A machine for marking articles of manufacture such as electronic components is disclosed. The machine has a plate like frame disclosed generally in a vertical plane. The articles to be marked are...
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4508284 |
Apparatus for controlling winding tension
An apparatus for winding a sheet into a roll by the center drive system, comprising a device for detecting a winding tension, a device for calculating the detected value by comparison with a...
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4494702 |
Yarn winding apparatus
A spindle drive type winding apparatus wherein a spindle onto which a bobbin for winding a yarn thereonto to form a yarn package is inserted is driven so that a predetermined winding factor is...
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