CN111712440B - 改进的翻盖塑料盖子 - Google Patents

改进的翻盖塑料盖子 Download PDF

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CN111712440B
CN111712440B CN201980014724.2A CN201980014724A CN111712440B CN 111712440 B CN111712440 B CN 111712440B CN 201980014724 A CN201980014724 A CN 201980014724A CN 111712440 B CN111712440 B CN 111712440B
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collar
closure
container
beads
scoop
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CN111712440A (zh
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S·C·M·德富瓦
G·N·梅尔卡多
C·P·J·范兰克维尔德
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MJN US Holdings LLC
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Abstract

描述了一种用于容器的闭合件(1),其中容器具有开口端和闭合端,该闭合件被构造为接合容器的开口端,其中该闭合件包括:套环(3),其被构造为接合容器;盖子(2),其通过至少一个铰链连接到套环;其中为了便于接合,套环被构造为在容器的开口端上延伸并围绕该开口端,使得内表面(5)紧密接触或紧邻容器开口端的外表面;其特征在于,多个卷边(6,7)从套环(3)的内表面(5)向外延伸,以固定地保持套环与容器接合,其中所述卷边相对于彼此基本均匀地定位,并占据套环内表面的少于50%。还描述了一种容器,其中在套环的内壁(5)上设置有适于可释放地悬挂勺子(10)的对接部(14)。

Description

改进的翻盖塑料盖子
技术领域
本发明涉及一种用于保持粒状粉末或粉末的容器的塑料闭合件,且特别是但不限于用于保持婴儿配方形式的粒状粉末或粉末的容器的塑料翻盖闭合件。
背景技术
目前有许多粒状粉末或粉末状形式的产品在容器中储存且出售。这些产品包括婴儿配方、面粉、咖啡、糖和营养补充剂,如蛋白质或膳食补充剂。这些产品中有许多是从同一个容器中储存、装运和最终分配的,容器应该足够坚固,以承受其可能暴露的条件。此外,容器应该对最终消费者使用者友好。
由塑料和/或金属形成的容器通常用于储存和销售各种粒状产品,特别是在工业、食品和制药部门。一些容器可以包括盖子或闭合件,使得容器可以重复地打开和闭合。通常与这种容器相关联的一个问题是产品从容器中泄漏。这种泄漏通常发生在闭合件周围的区域。此外,如果盖子或闭合件不提供足够的密封,污染物可以更容易被引入到储存在容器中的产品中,导致变质或其他有害影响。因此,虽然一些容器包括可再密封的盖子,使用者可以打开和关闭所述盖子来接近容纳在容器内的产品,但是这些盖子中的许多不能提供足够安全的密封。
通常在半自动生产线上发生将闭合件施加到容器上。在某些情况下,全自动生产线将闭合件施加到容器上是优选的,然而,全自动生产线的一个缺点是可用封盖力减小,这将使许多现有技术的闭合件不适用。
一些容器包括测量工具或勺子,其允许消费者从容器中取出测定量的产品。有两种常规的方法用于将勺子定位在产品内,第一种是将勺子松散地定位在粉末内。消费者越来越发现这种方法是令人沮丧的,因为产品的运输过程经常导致勺子埋没在粉末中,需要消费者用他们的手指深入粉末并取回勺子,这(尽管不方便)可能给粉末带来不希望的卫生因素。替代方法依赖于为位于闭合件内表面上的勺子提供对接装置。虽然这种对接装置被设计成避免勺子与粉末松散地放在一起的缺点,但是利用一些对接装置,勺子在运输过程中可能会变松,并且勺子将落入粉末中。另一个缺点是,对于消费者来说可以富有挑战性的是在使用后使勺子容易地返回到对接装置,特别是当向闭合件的内表面施加压力并且可能使容器不平衡,存在容器倾倒和粉末溢出的风险时。
因此,本发明的目的是消除、减少或改善上述缺点以及现有技术的其他缺点。
发明内容
根据本发明的第一方面,因此提供了一种用于容器的闭合件,其中容器具有开口端和闭合端,该闭合件被构造为接合容器的开口端,其中该闭合件包括:
套环,其被构造成接合容器;盖子,其通过至少一个铰链连接到套环;其中为了便于接合,套环被构造为在容器的开口端上延伸并围绕该开口端,使得内表面紧密接触(impinge)或紧邻容器开口端的外表面;其特征在于,多个卷边从套环的内表面向外延伸,以固定地保持套环与容器接合,其中所述卷边相对于彼此基本均匀地定位,并占据套环内表面的少于50%。
优选地,多个卷边位于同一平面或相邻的水平面上。优选地,容器的开口端是圆柱形或大致圆柱形的,并且内表面相应地是圆柱形或大致圆柱形的,并且其中容器的卷边相对于彼此位于同一平面或相邻的径向平面中。
在优选的布置中,提供了6-8个之间的卷边。卷边可以占据套环内表面的10-45%,优选占据套环内表面的15-30%之间,且最优选占据套环内表面的20% +/-3%。
优选地,卷边位于两个相邻的平面中,并且其中每个平面中的卷边彼此均匀定位,并且与相邻平面中的卷边的位置偏移。
本发明的闭合件优选地在使用中通过施加通常被称为封盖力的力而被迫与容器的开口端接合。本发明的卷边布置优选地被构造成允许需要小于70千克封盖力的封盖力,且甚至更优选需要大约60-65千克封盖力之间的力。
现有技术的闭合件通常设置有连续或邻接的卷边或螺纹卷边,与之相反,本发明中提供的卷边可能是有利的,因为它们减少了将闭合件与容器固定地接合所需的封盖力的量。
卷边可以是相同的形状。替代地,卷边可以包括独立于其他卷边的任何合适的形状。优选地,卷边以两种形状之一提供,以限定主要卷边和次要卷边,并且其中在同一平面中的卷边具有相同的形状。
在一个优选实施例中,卷边位于两个相邻的平面中,在使用中首先与容器的开口端接触的平面设置有主要卷边,并且设置在相邻平面上的卷边将是次要卷边。优选地,主要卷边和次要卷边都具有由最下部分限定的总体形状,其是浅的,并且在到达唇缘之前以弯曲的、倾斜的、线性的或基本线性的至少一种或其组合的方式远离套环的内表面延伸,其中所述最下部分被定义为在使用中首先接触容器的开口端的部分。所述唇缘中每一个优选在相同或基本同一径向平面内。唇缘可以垂直或基本垂直地从内壁延伸。
主要卷边和次要卷边可以具有不同的宽度和深度。
容器优选在其最上边缘设置有卷曲部或类似物,使得在使用中首先接触卷边的是卷曲部。将闭合件与容器固定地接合的机构最初要求当闭合件被推向容器时,主要卷边与容器开口端的最上边缘接触。当闭合件被进一步推向容器时,次要卷边接触容器开口端的边缘。主要卷边和次要卷边的唇缘在同一径向平面内,以共同接合卷曲部,从而将闭合件固定地接合到容器上。
提供主要卷边和次要卷边的主要优点在于,在所述卷边与卷曲部之间的摩擦力达到其最大值的时刻被展开,从而减少了将闭合件牢固地接合到容器所需的封盖力的量。
优选地,提供从套环的内表面延伸的多个竖直或基本竖直的肋。套环可以在其最上部设置有边沿,该边沿与套环的内表面间隔开,并且在这种布置中,所述肋可以通过接触套环或与套环一起形成来支撑边沿。最优选地,套环通过注射模制等方式一体地形成。肋的尺寸还可以设置成提供抵接(abutment)装置,以在卷曲部已经过卷边的唇缘时限制容器进入套环的行程,最优选地,肋将这种行程限制在基本等于或略大于卷曲部高度的距离。
为避免疑问,位置术语如“上”、“下”、“侧”、“顶部”、“底部”、“竖直”、“水平”等参考当处于附图所示方位时的闭合件和容器。应当承认,本领域技术人员将认识到,位置闭合件和容器在使用时可以采取不同的方位。
在一个优选实施例中,盖子设置有双壁,该双壁的尺寸使得当闭合件处于闭合方位时,盖子的外壁和内壁围绕套环的边沿。当闭合件处于闭合方位时,这种布置可能适合于更好地防止湿气进入容器内部。
本发明的容器优选设置有勺子,该勺子包括连接到细长手柄的测量容器。这种勺子有助于使用者从其中取回测定量的粒状粉末或粉末。勺子可以包括从测量容器远离手柄延伸的突出部。优选地,为勺子提供对接装置,所述对接装置可以设置在套环的内壁上,使得在对接方位,勺子通过支撑或接合勺子的突出部和手柄的对接装置悬挂在套环上。优选地,对接装置由两个成形的接纳构件提供,这两个接纳构件从套环的内壁延伸以彼此面对。成形的接纳构件优选地限定通道,其中所述通道的尺寸适于在其中容纳突出部的至少一部分和手柄的至少一部分以支撑突出部和手柄。最优选地,成形的接纳构件是V形的。
一个或多个保持肋可以设置在盖子的内表面上,其中所述(一个或多个)保持肋的尺寸设置成当闭合件处于闭合方位时,当勺子保持在对接装置中时,从盖子向勺子延伸。(一个或多个)保持肋可以是三角形,或者可以是由一对三角形肋限定的V形。在一个优选的布置中,当闭合件处于闭合方位时,(一个或多个)保持肋面向或邻近对接装置之一设置。替代地,在另一个优选的布置中,当闭合件处于闭合方位时,(一个或多个)保持肋面向或邻近两个对接装置设置。
粒状粉末或粉末优选是婴儿配方。
根据本发明的第二方面,因此提供了一种用于容器的闭合件,其中容器具有开口端和闭合端,闭合件被构造为接合容器的开口端,其中闭合件包括:套环,其被构造成接合容器;盖子,其通过至少一个铰链连接到套环;其中为了便于接合,套环被构造为在容器的开口端上延伸并围绕该开口端,使得内表面紧密接触或紧邻容器开口端的外表面;其特征在于,多个卷边从套环的内表面向外延伸,以牢固地保持套环与容器接合;并且其中对接装置设置在套环的内壁上,适于可释放地悬挂包括测量容器的勺子,该测量容器跨越套环的开口部分连接到细长手柄,其中勺子包括从测量容器远离手柄延伸的突出部。
优选地,对接装置由两个成形的接纳构件提供,这两个接纳构件从套环的内壁延伸以彼此面对。成形的接纳构件优选地限定通道,其中所述通道的尺寸适于在其中容纳唇缘的至少一部分和手柄的至少一部分以支撑唇缘和手柄。最优选地,成形的接纳构件是V形的。
一个或多个保持肋可以设置在盖子的内表面上,其中所述(一个或多个)保持肋的尺寸设置成当闭合件处于闭合方位时,当勺子保持在对接装置中时,从盖子向勺子延伸。(一个或多个)保持肋可以是三角形,或者可以是由一对三角形肋限定的V形。在一个优选的布置中,当闭合件处于闭合方位时,(一个或多个)保持肋面向或邻近对接装置之一设置。替代地,在另一个优选的布置中,当闭合件处于闭合方位时,(一个或多个)保持肋面向或邻近两个对接装置设置。
粒状粉末或粉末优选是婴儿配方。
附图说明
现在将参考以下附图,仅以举例说明的方式描述本发明的实施例,其中:
图1示出了根据本发明的处于打开构造的闭合件的透视图;
图2示出了根据本发明的闭合件的截面图;
图3示出了次要卷边;
图4示出了主要卷边;和
图5示出了根据本发明的闭合件处于闭合构造的透视图。
具体实施方式
图1示出了处于打开构造的闭合件1。闭合件1包括通过铰链4相互连接的套环2和盖子3。套环2的尺寸适于装配在相应形状的容器(未示出)的开口端上,使得套环的内表面5紧密接触或紧邻容器的外表面。
如在图2-4中可以看出,套环2的内表面5设有多个卷边6、7。卷边6、7从套环2的内表面5向外延伸,以固定地保持套环3与容器接合。卷边6、7相对于彼此基本上均匀定位,并占据套环内表面的不到50%。卷边被图示为以两种形式提供,主要卷边6和次要卷边7。在本发明所示的实施例中,有三个主要卷边6相对于彼此基本均匀地位于同一径向平面中,并且在相邻的径向平面中,设有三个次要卷边7相对于彼此基本均匀地位于同一径向平面中。
为避免疑问,位置术语如“上”、“下”、“侧”、“顶部”、“底部”、“竖直”、“水平”等参考处于附图所示方位的闭合件1和容器。应当承认,本领域技术人员将认识到,位置闭合件1和容器在使用时可以采取不同的方位。
在使用中,通过施加力,通常称为封盖力,闭合件1将被迫与容器的开口端接合。本发明的卷边6布置优选地被构造成允许需要小于70千克封盖力的封盖力,且甚至更优选地需要大约60-65千克封盖力之间的力。
将闭合件1与容器固定接合的机构最初需要三个主要卷边6与容器开口端的边缘接触。当闭合件被进一步推向容器时,三个次要卷边7接触容器开口端的边缘。卷边6、7每个都设有位于同一径向平面内的唇缘8、9,以更好地接合容器的开口端。容器优选地设置有卷曲部,用于改善与唇缘8、9的接合。
套环2还设置有可释放地保持在对接装置14内的勺子10。勺子10包括测量容器11,测量容器11具有从一侧延伸的细长手柄12和从相对侧延伸的突出部13。对接装置14包括两个V形突起15,突起15的尺寸适于分别将手柄12和突出部13接纳在其中,以将勺子10悬挂在套环2上。在盖子3的内表面上设置有保持肋16,其形状优选为部分三角形。保持肋16的尺寸被设计成当闭合件1处于如图5中所示的闭合构造时限制手柄12的运动。
本说明书(包括任何所附权利要求书、摘要和附图)中公开的所有特征和/或如此公开的任何方法或过程的所有步骤可以以任何组合进行组合,除了这样的特征和/或步骤中的至少一些相互排斥的组合。
除非另有明确说明,否则本说明书(包括任何所附权利要求书、摘要和附图)中公开的每个特征可以被用于相同、等同或类似目的的替代特征所替换。因此,除非另有明确说明,否则所公开的每个特征仅是一系列等同或相似特征的一个示例。
本发明不限于前述实施例的细节。本发明扩展到本说明书(包括任何所附权利要求书、摘要和附图)中公开的特征的任何新颖的一个或任何新颖的组合,或者扩展到如此公开的任何方法或过程的步骤的任何新颖的一个或任何新颖的组合。

Claims (15)

1.一种用于容器的闭合件,其中所述容器具有开口端和闭合端,所述容器在所述开口端的最上边缘具有卷曲部,所述闭合件被构造为接合所述容器的所述开口端,其中所述闭合件包括:
套环,其被构造为接合所述容器;盖子,其通过至少一个铰链连接到所述套环;其中为了便于接合,所述套环被构造为在所述容器的所述开口端上延伸并围绕所述容器的开口端,使得内表面紧密接触或紧邻所述容器的所述开口端的外表面;其特征在于,多个卷边从所述套环的所述内表面向外延伸,以固定地保持所述套环与所述容器接合,其中所述卷边相对于彼此基本均匀地定位,并占据所述套环的所述内表面的少于50%,其中所述多个卷边位于同一平面或相邻的水平面中,且其中所述卷边以两种形状中的一种形状提供,以限定主要卷边和次要卷边,并且其中相同平面中的所述卷边具有相同的形状,且其中主要卷边和次要卷边具有由最下部分限定的总体形状,其是浅的,并且在到达唇缘之前以弯曲、倾斜、线性或基本线性的至少一种或其组合的方式远离所述套环的所述内表面延伸,并且其中所述唇缘中的每一个处于相同或基本同一径向平面中,且所述唇缘从所述内表面基本垂直地延伸;并且其中所述主要卷边和所述次要卷边的所述唇缘在同一径向平面内,以共同接合所述卷曲部;且其中设置有从所述套环的所述内表面延伸的多个竖直或基本竖直的肋,并且其中所述套环在其最上部设置有与所述套环的所述内表面间隔开的边沿,并且其中所述肋支撑所述边沿,所述肋的尺寸设置成提供抵接装置,以限制所述容器进入所述套环内的行程。
2.根据权利要求1所述的闭合件,其中,当所述容器的开口端是圆柱形或大致圆柱形并且所述内表面相应地是圆柱形或大致圆柱形时,并且其中所述容器的所述卷边相对于彼此位于同一平面或相邻的径向平面中。
3.根据任一前述权利要求所述的闭合件,其中提供了6-8个之间的卷边。
4.根据权利要求1或2所述的闭合件,其中所述卷边占据所述套环内表面的10-45%之间。
5.根据权利要求4所述的闭合件,其中所述卷边占据所述套环内表面的15-30%之间。
6.根据权利要求5所述的闭合件,其中所述卷边占据所述套环内表面的20% +/-3%。
7.根据权利要求1或2所述的闭合件,其中所述卷边位于两个相邻的平面中,并且其中每个平面中的所述卷边彼此均匀定位,并且与相邻平面中的卷边的位置偏移。
8.根据权利要求1或2所述的闭合件,其中所述盖子设置有双壁,所述双壁的尺寸使得当所述闭合件处于闭合方位时,所述盖子的外壁和内壁围绕所述套环的边沿。
9.根据权利要求1或2所述的闭合件,其中设置勺子,所述勺子包括连接到细长手柄的测量容器,并且其中所述勺子包括从所述测量容器远离所述手柄延伸的突出部,并且其中为所述勺子提供对接装置,所述对接装置设置在所述套环的内壁上,使得在对接方位,所述勺子通过支撑或接合所述勺子的所述突出部和所述手柄的对接装置悬挂在所述套环上。
10.根据权利要求9所述的闭合件,其中所述对接装置由两个成形接纳构件提供,所述两个接纳构件从所述套环的所述内壁延伸以彼此面对。
11.根据权利要求10所述的闭合件,其中,所述成形接纳构件限定通道,其中所述通道的尺寸适于在其中容纳所述突出部的至少一部分和所述手柄的至少一部分,以支撑所述突出部和手柄。
12.根据权利要求11所述的闭合件,其中,所述成形接纳构件是V形的。
13.根据权利要求9所述的闭合件,其中,一个或多个保持肋设置在所述盖子的内表面上,其中,当所述闭合件处于闭合方位时,当所述勺子被保持在所述对接装置中时,所述一个或多个保持肋的尺寸适于从所述盖子向所述勺子延伸。
14.根据权利要求13所述的闭合件,其中,所述一个或多个保持肋为三角形或V形。
15.根据权利要求1或2所述的闭合件,其中所述容器用于保持粒状粉末或粉末,所述粒状粉末或粉末是婴儿配方。
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