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    • 2. 发明授权
    • Film and process for producing the same
    • 电影和制作过程相同
    • US6045858A
    • 2000-04-04
    • US127727
    • 1998-08-03
    • Shokichi Hamano
    • Shokichi Hamano
    • B26D7/27B26F1/24B29C53/16B29C59/04C09J7/02C08J9/00B05D5/10
    • C09J7/026B26D7/27B26F1/24B29C53/16B29C59/04B29C2793/0045B29K2995/0073C09J2201/20C09J2201/606C09J2423/006
    • A pressure-sensitive adhesive tape having a layer of thermoplastic resin wherein the substrate is provided with a plurality of perforations through its thickness wherein each perforation is surrounded by a burr which is substantially flattened is provided. One useful example of the film is a pressure-sensitive adhesive tape having a layer of pressure-sensitive adhesive.There is also provided a process for producing a film comprising the steps of:Step (A): press protrusions provided on a surface of a roller against a substrate comprising a layer of thermoplastic resin to open a plurality of perforations in the substrate; andStep (B): subjecting the substrate, obtained by Step (A), which has a plurality of perforations to a heat treatment while pressing. The process may have a further step of applying a pressure-sensitive adhesive to at least one surface of the substrate obtained in Step (B).
    • 一种具有热塑性树脂层的压敏粘合带,其中衬底上设置有穿过其厚度的多个穿孔,其中每个穿孔被基本变平的毛刺包围。 膜的一个有用的实例是具有一层压敏粘合剂的压敏粘合带。 还提供了制造薄膜的方法,包括以下步骤:步骤(A):将设置在辊表面上的突起压靠在包含热塑性树脂层的基材上,以在基材中打开多个穿孔; 和步骤(B):在压制时对具有多个穿孔的步骤(A)获得的基板进行热处理。 该方法可以具有将压敏粘合剂施加到步骤(B)中获得的基材的至少一个表面的另外的步骤。
    • 3. 发明授权
    • Apparatus and methods for removing folds in the confronting material at
the open edges of flexible packaging material prior to sealing
    • 用于在密封之前在柔性包装材料的开口边缘处去除面对材料中褶皱的装置和方法
    • US4984416A
    • 1991-01-15
    • US298407
    • 1989-01-18
    • Horace W. Duke
    • Horace W. Duke
    • B29C53/16B29C65/00B65B7/02
    • B65B7/02B29C53/16B29C65/7873B29C66/0222B29C66/0242B29C66/43121B29C66/73715
    • Apparatus and methods for removing overlapping material such as occurs in wrinkles and folds in the open edge of a pliable package, such as plastic prior to sealing the package. The apparatus includes a set of transport belts which grip the open edges of the package and move them in a selected direction of travel. The open package edges then encounter a set of opposing programmable pinch wheels before the trailing edge of the package leaves the first set of transport wheels. The pinch wheels have a rate of rotation selected to move the package edge along the direction of travel at a speed faster than that provided by the transport belts. Consequently, the leading package edge is pulled taut. Subsequent to the trailing edge of the package leaving the transport belt, the leading edge of the open package edges encounters a second set of transport wheels which also move the package edge in the selected direction of travel. Upon this engagement, and while a substantial portion of the package edges still must travel through the programmable pinch wheels, rotation of the pinch wheels is stopped and the pinch wheels are then driven so as to be biased to a "null" position or against allowing the package edges to move in the direction of travel. They are also programmed to have less torque available to maintain the zero or "null" bias than the torque provided to the second set of transport wheels. Thus, if a fold or wrinkle is encountered it will be eliminated as the pinch wheel passes over the fold and then returns to its zero or "null" position.
    • 用于去除重叠材料的装置和方法,例如在密封包装之前在柔软包装(例如塑料)的开口边缘处的褶皱和褶皱中发生。 该装置包括一组传送带,其夹紧包装件的开口边缘并沿选定的行进方向移动它们。 打开的包装边缘然后在包装的后缘离开第一组运送轮之前遇到一组相对的可编程夹紧轮。 夹紧轮具有选择的转速,以沿着行进方向以比传送带提供的速度更快的速度移动包装边缘。 因此,领先的封装边缘被拉紧。 在包装件的后缘离开传送带之后,打开的包装边缘的前缘遇到第二组传送轮,该第二组传送轮也沿选定的行进方向移动包装边缘。 在这种接合的同时,并且尽管包装边缘的大部分仍然必须穿过可编程夹紧轮,但是夹紧轮的旋转被停止,并且夹紧轮然后被驱动以被偏置到“零”位置或者允许 包装边缘沿行进方向移动。 它们也被编程为具有较少的扭矩以保持零或“零”偏压,而不是提供给第二组运输轮的转矩。 因此,如果遇到褶皱或褶皱,则当夹纱轮经过折叠并且返回到其零或“零”位置时,它将被消除。
    • 6. 发明授权
    • Dent removal system
    • 牙齿去除系统
    • US07604474B1
    • 2009-10-20
    • US11477128
    • 2006-06-27
    • Lee M. SmallLanceolot Small
    • Lee M. SmallLanceolot Small
    • B21D1/00
    • B21D1/06B29C53/16B29L2031/3044Y10S72/705
    • A dent removal system includes a plurality of elongated members. Each of the elongated members has a first end and a second end and each of the elongated members has a different shape and size with respect to each other. A plurality of heads is provided and each has a first side and a second side. The heads each have a different shape with respect to each other. A plurality of couplers is provided. The second sides each have one of the couplers attached thereto. Each of the couplers is configured to releasably secure a selected one of the heads to a selected one of the second ends. The first side of the selected one of the heads is positioned against an inner surface of a bumper while an outer surface the bumper is heated to conform the bumper to the first side of the selected one of the heads.
    • 凹陷去除系统包括多个细长构件。 每个细长构件具有第一端和第二端,并且每个细长构件相对于彼此具有不同的形状和尺寸。 提供多个头部,并且每个头部具有第一侧面和第二侧面。 头部各自具有相对于彼此的不同形状。 提供多个耦合器。 第二面各自具有附接到其上的一个耦合器。 每个耦合器构造成将所选择的一个头部可释放地固定到所选择的第二端中的一个。 所选择的一个头部的第一侧被定位成抵靠保险杠的内表面,而外表面保险杠被加热以使保险杠符合所选择的一个头部的第一侧。
    • 10. 发明授权
    • Method of planar forming of zero degree composite tape
    • 零度复合胶带的平面成型方法
    • US4726924A
    • 1988-02-23
    • US851223
    • 1986-04-14
    • Robert F. Mittelstadt
    • Robert F. Mittelstadt
    • B29B15/08B29C53/04B29C53/16B29C70/20B29D99/00B27N3/10B29C43/00B65C1/00D04H3/08
    • B29D99/0003B29B15/08B29C53/04B29C53/16B29C70/20B29C70/386B29K2105/06Y10T156/103
    • A straight length of tape (100) is confined in a cavity having a thickness and width essentially the same as the thickness and width of the tape (100). The cavity is defined by upper and lower opposing sets of thin flexible strips (24). In each set, strips (24) are positioned with their faces abutting each other and their inner side edges confronting the inner side edges of the strips (24) in the other set to define the thickness of the cavity therebetween. A series of longitudinally spaced clamps (28) press the strips (24) against the tape (100) to exert on the tape (100) pressure of sufficient magnitude and uniformity to prevent buckling and wrinkling of the tape (100). With the tape confined, a series of longitudinally spaced drive units (50) bend the strips (24) and tape (100) into a desired planform configuration. The tape (100) is held confined in this planform configuration until the tape (100) stabilizes in its new configuration.
    • 直线长度的带(100)被限制在具有与带(100)的厚度和宽度基本相同的厚度和宽度的空腔中。 空腔由上部和下部相对的一组薄的柔性条(24)限定。 在每组中,条带(24)被定位成使得它们的表面彼此邻接,并且它们的内侧边缘面对另一组中的条带(24)的内侧边缘以限定它们之间的空腔的厚度。 一系列纵向间隔开的夹具(28)将条(24)压靠在带(100)上以在带(100)上施加足够大小和均匀度的压力,以防止带(100)的翘曲和起皱。 在限制胶带的情况下,一系列纵向间隔的驱动单元(50)将条带(24)和带(100)弯曲成所需的平面形状。 带(100)被保持在该平面形状配置中,直到带(100)稳定在其新配置中。