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    • 3. 发明授权
    • Method for thermally conditioning a thermoplastic preform
    • 热塑性预成型件热处理方法
    • US4571173A
    • 1986-02-18
    • US652244
    • 1984-09-20
    • Long F. ChangScott W. Steele
    • Long F. ChangScott W. Steele
    • B29C35/08B29C49/64F27B9/12
    • B29C49/6409B29C2035/0822B29K2067/00
    • A method is disclosed for thermally conditioning an essentially tubular parison of polyethylene terephthalate material to a desired orientation temperature at which the polyethylene terephthalate material can be biaxially stretched. The method comprises the steps of heating the parison by applying heat to the exterior surface thereof until the surface reaches a maximum heating temperature less than the temperature at which the polyethylene terephthalate material begins to crystalize and then cooling the heated exterior surface of the parison to remove the heat therefrom while the heat within the wall of the parison diffuses therethrough to raise the temperature of the opposing interior surface toward the desired orientation temperature. The method further includes the subsequent steps of reheating the parison by applying heat to the cooled exterior surface thereof until the surface reaches a temperature no higher than the maximum heating temperature to again add heat within the wall of the parison and then recooling the reheated exterior surface of the parison to again remove the heat therefrom until the additional heat within the wall of the parison diffuses therethrough to further raise the temperature of the opposing interior surface to approximately the desired orientation temperature so that the temperature through the wall of the parison is substantially uniform from the reheated exterior surface to the opposing interior surface.
    • 公开了一种用于将基本上管状的聚对苯二甲酸乙二醇酯材料型坯加热至可以双轴拉伸聚对苯二甲酸乙二醇酯材料的所需取向温度的方法。 该方法包括以下步骤:通过对其外表面施加热量来加热型坯,直到表面达到低于聚对苯二甲酸乙二醇酯材料开始结晶的温度的最大加热温度,然后冷却型坯的加热外表面以除去 来自其中的热量,同时型坯壁内的热量扩散通过其中,从而使相对的内表面的温度朝着期望的取向温度升高。 该方法还包括随后的步骤,通过对其冷却的外表面施加热量再加热型坯,直到表面达到不高于最大加热温度的温度,以再次在型坯的壁内加热,然后重新加热再加热的外表面 从而再次除去热量,直到型坯壁内的额外热量扩散通过其中,以使相对的内表面的温度进一步提高到大约所需的取向温度,使得通过型坯壁的温度基本上是均匀的 从再加热的外表面到相对的内表面。
    • 4. 发明授权
    • Plastic container
    • 塑料容器
    • US4566600A
    • 1986-01-28
    • US710825
    • 1985-03-12
    • Long F. Chang
    • Long F. Chang
    • B65D1/02B65D23/00
    • B65D1/0223Y10S215/902
    • A plastic container is disclosed comprising an upper threaded finished portion, an outstanding handling ledge below the finished portion, a neck portion below the outstanding handling ledge, a concave blending portion below the neck portion and a main body portion below the concave blending portion. The main body portion includes an upper convex shoulder portion, an intermediate cylindrical main sidewall portion and a terminal spherical bottom portion. The container includes a reduced concave blending portion, reduced overall container weight and highly uniform, oriented main body portions.
    • 公开了一种塑料容器,其包括上螺纹精加工部分,在成品部分下方的突出处理台架,突出处理台架下方的颈部部分,颈部下方的凹入配合部分和凹陷混合部分下方的主体部分。 主体部分包括上凸肩部分,中间圆柱形主侧壁部分和端子球形底部部分。 容器包括减少的凹入的共混部分,减少整体容器重量和高度均匀的取向的主体部分。
    • 5. 发明授权
    • Self-supporting plastic container for liquids
    • 用于液体的自支撑塑料容器
    • US4342398A
    • 1982-08-03
    • US197467
    • 1980-10-16
    • Long F. Chang
    • Long F. Chang
    • B29C49/00B29C49/08B29C49/42B29C49/48B29C65/00B65D1/02
    • B65D1/0276
    • A pressure-resistant thermoplastic container has a low center of gravity and a dimensionally stable seating ring zone of substantial strength. The center of gravity is lowered by reducing the weight of the finish and neck, and using a larger diameter for the main body to reduce the overall height while maintaining the desired internal volume. The improved design of the seating ring results in a thicker wall in the bottom end and, therefore, a stronger structure. The bottom end includes a sharp V-shaped structure having a concave inside wall and a generally convex outside wall joined at the bottom ends by a return portion. A convex central portion is connected to an upper end of the inner wall to define a central cavity and an extreme lower end of the outer wall is generally concave.
    • 耐压热塑性容器具有低的重心和具有相当强度的尺寸稳定的座圈区域。 通过减轻整饰和颈部的重量,并且使用较大直径的主体来降低重心,以便在保持所需的内部体积的同时降低整体高度。 座环的改进的设计导致底端较厚的壁,因此具有较强的结构。 底端包括尖锐的V形结构,其具有凹入的内壁和通过返回部分在底端连接的大致凸形的外壁。 凸起的中心部分连接到内壁的上端以限定中心腔,并且外壁的最下端通常是凹形的。
    • 6. 发明授权
    • Free-standing plastic bottle
    • 独立塑料瓶
    • US4294366A
    • 1981-10-13
    • US130777
    • 1980-03-17
    • Long F. Chang
    • Long F. Chang
    • B65D1/02B65D23/00
    • B65D1/0284
    • A plastic container comprising a side wall having an oriented generally cylindrical lower portion, and a bottom joined to said side wall and closing the lower end of the container. The bottom includes a generally elliptical bottom wall and a plurality of oriented circumferentially spaced outwardly convexed legs extending from the elliptical wall. The elliptical wall has a first portion extending downwardly from the lower cylindrical side wall portion and having a radius less than the diameter of the container. Each leg has a first convex portion extending downwardly from the cylindrical portion of the side wall and having a radius greater than the diameter of the cylindrical portion. Each leg has diverging side wall portions merging radially inwardly with the elliptical wall portion of the bottom wall.
    • 一种塑料容器,包括具有定向的大致圆柱形下部的侧壁,以及连接到所述侧壁并关闭容器的下端的底部。 底部包括大致椭圆形的底壁和从椭圆形壁延伸的多个取向的周向间隔开的向外凸出的腿。 椭圆形壁具有从下圆柱形侧壁部分向下延伸并具有小于容器直径的半径的第一部分。 每个腿具有从侧壁的圆柱形部分向下延伸并且具有大于圆柱形部分的直径的半径的第一凸起部分。 每个腿具有与底壁的椭圆形壁部径向向内合并的发散侧壁部分。
    • 10. 发明授权
    • Pressurized fluid package
    • 加压流体包装
    • US4552275A
    • 1985-11-12
    • US553264
    • 1983-11-18
    • Long F. ChangFrank Patek, Jr.
    • Long F. ChangFrank Patek, Jr.
    • B65D23/00B65D23/08
    • B65D23/001
    • A pressurized fluid package comprising a plastic container and a base. The oriented plastic container includes a cylindrical side wall, a neck, a neck finish on the upper end of the neck for receiving a closure, and a hemispherical bottom wall. The plastic base includes a seating area for engaging a surface on which the package is supported, and a peripheral wall extending upwardly and outwardly and terminating in an annular free edge portion defining an inner primary support area engaging a complementary area of the hemispherical wall of the container to provide primary and sole support axially for the container in the base. The base also has a second contact area for receiving adhesive to bond the hemispherical bottom wall of the container.
    • 一种加压流体包装,包括塑料容器和基底。 定向塑料容器包括圆柱形侧壁,颈部,颈部上端用于接收封闭物的颈部表面,以及半球形底壁。 塑料底座包括用于接合支撑包装件的表面的座位区域和向上和向外延伸的周边壁,并且终止于环形自由边缘部分,该环形自由边缘部分限定内部主支撑区域,该内部主支撑区域与第二支撑区域的半球形壁的互补区域相接合 容器用于为基座中的容器轴向地提供主要和唯一支撑。 基座还具有用于接收粘合剂以接合容器的半球形底壁的第二接触区域。