Linear media handling system and devices produced using the same

    公开(公告)号:US11878892B2

    公开(公告)日:2024-01-23

    申请号:US17159047

    申请日:2021-01-26

    CPC classification number: B65H59/385 B65H59/40

    Abstract: 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. 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.

    Yarn delivery device for a twisting or cabling machine

    公开(公告)号:US10954098B2

    公开(公告)日:2021-03-23

    申请号:US16503705

    申请日:2019-07-05

    Abstract: Yarn delivery device for a twisting or cabling machine having a first deflection roller for deflecting a yarn; a driven godet, arranged downstream of first deflection roller in yarn transport direction; a separator roller, arranged relative to the godet such that a yarn can be laid several times around the separator roller and the godet, said yarn being wrapped around separator roller and godet jointly; and a pitch lever, having a second deflection roller arranged downstream of godet in the yarn transport direction, for deflecting the yarn again. A cantilever, having a third deflection roller, which, in the yarn transport direction, is arranged downstream of second deflection roller and upstream of traversing yarn guide for feeding the yarn onto a take-up package, second deflection roller being arranged on a different side of a vertical plane extending through axis of rotation of the separator roller from the third deflection.

    String serving jig
    10.
    发明授权

    公开(公告)号:US10099889B1

    公开(公告)日:2018-10-16

    申请号:US15195066

    申请日:2016-06-28

    Applicant: Dorge O. Huang

    Inventor: Dorge O. Huang

    Abstract: A string serving jig preferably includes a frame, a quick change spool, a first spindle, a second spindle and a third spindle. The frame preferably includes a first half frame and a second half frame. The quick change spool preferably includes a spool reel, a spool spindle, a spool drive, a drag cup, a plurality of friction washers, a drag cover, a spool lock plate and a spool knob. The spool drive preferably includes a tubular shaft, a flange plate and a pair of drive pins. An even number of drive holes are formed in one of the two opposing flanges to receive the pair of drive pins. The drag cup includes a washer bore to receive the plurality of friction washers. The drag cover preferably includes a cup counter bore, which is sized to receive an outer perimeter of the drag cup.

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