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    • 1. 发明授权
    • Apparatus and method for guiding a textile web over a convex guiding
surface
    • 用于将纺织织物引导到凸形引导表面上的装置和方法
    • US5566723A
    • 1996-10-22
    • US481050
    • 1995-06-07
    • William J. Alexander, III
    • William J. Alexander, III
    • B65H23/022D03D51/18D03J1/00D06H3/04D03D49/20
    • D03J1/007B65H23/022D03D51/18D06H3/04
    • An apparatus and method for guiding a web utilizes a curved outer convex cloth guiding surface constructed of extruded aluminum with a specially hardened, brittle, wear resistant surface (A) on arcuate sections such as extrusions provided respectively at the top and bottom of the viewing area for guiding cloth and for forming a housing for the light box wherein an inner housing surface (B) is provided opposite the cloth guiding surface (A) on each extrusion. Depending receiving members (C) are provided at each respective end of the arcuate extrusions for serving as a receptacle for guiding and positioning a plexiglass viewing member and back sheet metal wall for forming a light box. A force applying member (D) is provided for controlling sag or bow in an extrusion. Apparatus and method is illustrated including diverging grooves for spreading the web as it passes over the upper section, and circuitry is provided conserving energy by limiting the time the circuitry is energized.
    • 用于引导幅材的装置和方法利用由挤出铝构成的弯曲外凸布引导表面,其具有特殊硬化,脆性耐磨表面(A),其分别在分别设置在观察区域的顶部和底部的弧形部分 用于引导布和用于形成用于灯箱的壳体,其中在每个挤出时相对于布引导表面(A)设置内壳表面(B)。 根据接收构件(C)设置在弓形挤压件的每个相应端部处,用作引导和定位用于形成灯箱的有机玻璃观察构件和背板金属壁的插座。 提供施力部件(D),用于控制挤压中的下垂或弓形。 示出了装置和方法,其包括用于在幅材通过上部部分时扩展幅材的发散凹槽,并且通过限制电路被通电的时间来节省能量来提供电路。
    • 3. 发明授权
    • Yarn clamp
    • 纱线夹
    • US4450874A
    • 1984-05-29
    • US436463
    • 1982-10-25
    • Charles W. BrouwerLarry C. Cowan
    • Charles W. BrouwerLarry C. Cowan
    • D03D47/30D03D47/34D03D51/18D03D47/00
    • D03D47/30D03D47/34D03D51/18
    • An improved solenoid actuated yarn clamp for controlling the flow of a moving strand of yarn particularly in conjunction with a fluid weft insertion loom. The improved clamp is double acting, being displaced positively between an operative yarn clamping position and an inoperative position releasing the yarn for further movement. The actuation of the clamp in both directions preferably occurs in two stages in which a relatively movable portion of the armature is first attracted into engagement with the energized solenoid, resulting in enhancement of the flux path of the solenoid, causing movement of the remainder of the armature. A preferred electronic circuit for regulating the actuation of the improved clamp is also disclosed which permits the adjustment of the clamping and nonclamping portions of the operative cycle of the clamp.
    • 改进的电磁致动纱线夹具,用于控制纱线的流动,特别是与流体纬纱插入织机相结合。 改进的夹具是双作用的,在操作纱线夹紧位置和不能操作的位置之间积极地移动以释放纱线以进一步移动。 夹具在两个方向上的致动优选地在两个阶段中发生,其中电枢的相对可动部分首先被吸引与通电螺线管接合,导致螺线管的磁通路径的增强,导致其余部分的运动 衔铁。 还公开了一种用于调节改进夹具的致动的优选电子电路,其允许调整夹具的操作循环的夹紧和非夹紧部分。
    • 8. 发明授权
    • Light box for use in web inspection apparatus and method
    • 用于纸张检查装置和方法的灯箱
    • US5431192A
    • 1995-07-11
    • US222233
    • 1994-04-04
    • William J. Alexander, III
    • William J. Alexander, III
    • B65H23/022D03D51/18D03J1/00D06H3/04
    • D03J1/007B65H23/022D03D51/18D06H3/04
    • An apparatus and method for inspecting and guiding a web utilizes a curved outer convex cloth guiding surface (A) on arcuate sections such as extrusions provided respectively at the top and bottom of the viewing area for guiding cloth and for forming a housing for the light box wherein an inner housing surface (B) is provided opposite the cloth guiding surface (A) on each extrusion. Depending receiving members (C) are provided at each respective end of the arcuate extrusions for serving as a receptacle for guiding and positioning a plexiglass viewing member and back sheet metal wall for forming a light box. A force applying member (D) is provided for controlling sag or bow in an extrusion. Apparatus and method is illustrated including diverging grooves for spreading the web as it passes over the upper section, and circuitry is provided conserving energy by limiting the time the circuitry is energized.
    • 用于检查和引导纸幅的装置和方法利用弯曲的外凸布引导表面(A)在弓形部分(例如分别设置在观察区域的顶部和底部处)的突出部分,用于引导布和用于形成用于灯箱的壳体 其中在每个挤压件上相对于所述布引导表面(A)设置内壳体表面(B)。 根据接收构件(C)设置在弓形挤压件的每个相应端部处,用作引导和定位用于形成灯箱的有机玻璃观察构件和背板金属壁的插座。 提供施力部件(D),用于控制挤压中的下垂或弓形。 示出了装置和方法,其包括用于在幅材通过上部部分时扩展幅材的发散凹槽,并且通过限制电路被通电的时间来节省能量来提供电路。