Yarn handling pneumatic device
    2.
    发明授权
    Yarn handling pneumatic device 失效
    纱线处理气动装置

    公开(公告)号:US3683732A

    公开(公告)日:1972-08-15

    申请号:US3683732D

    申请日:1971-04-13

    Applicant: RHODIACETA

    Inventor: JUPPET PAUL

    Abstract: A yarn handling pneumatic device including a casing having a distribution chamber therein, a delivery conduit adapted to pick up yarn at one end to move the yarn through a delivery tube and an egress tube co-axially aligned in the device to a yarn collecting device, and a lever for pivotally sliding the egress tube to therefore control the area of a control orifice defined between the outlet of the delivery tube and the inlet lip of the egress tube in the distribution chamber, the inlet lip having an inner surface configuration defined by a surface of revolution having an arcuate generatrix with a point of inflexion. The egress tube is advanced toward the delivery tube to define a restricted position for initially introducing yarn into the pneumatic device and is thereafter moved away from the delivery tube to increase traction on the yarn as it passes through the pneumatic device. In a modification of the yarn handling pneumatic device a cutting mechanism is provided therein to selectively cut yarn passing therethrough.

    Abstract translation: 一种纱线处理气动装置,包括在其中具有分配室的壳体,适于在一端拾取纱线的输送管道,以使纱线通过同轴地对准在装置中的输送管和出口管移动到纱线收集装置, 以及用于枢转地滑动出口管的杠杆,从而控制限定在输送管的出口和分配室中的出口管的入口边缘之间的控制孔的区域,入口唇缘具有由 具有弯曲点的弓形母线的革命表面。 出口管朝向输送管前进以限定用于将纱线初始引入气动装置的受限位置,此后将其从输送管移开,以在纱线通过气动装置时增加纱线的牵引力。 在纱线处理气动装置的变形例中,设置切割机构以选择性地切割通过其的纱线。

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