CN109533633A - 具有触发打开机构的显窃启塑料食物容器 - Google Patents

具有触发打开机构的显窃启塑料食物容器 Download PDF

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CN109533633A
CN109533633A CN201811209095.2A CN201811209095A CN109533633A CN 109533633 A CN109533633 A CN 109533633A CN 201811209095 A CN201811209095 A CN 201811209095A CN 109533633 A CN109533633 A CN 109533633A
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CN109533633B (zh
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凯文·克鲁格
布鲁斯·斯坦
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An Jia Packing Co
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    • BPERFORMING OPERATIONS; TRANSPORTING
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Abstract

一种显窃启容器包括盖子和基部。盖子包括盖子边缘。基部包括基部边缘。易碎的铰链形成在从盖子边缘向外延伸的盖子铰链部与从基部边缘向外延伸的基部铰链部之间。盖子铰链部包括定位、设定尺寸和成形为接收使用者的手上的母指的至少一个母指支撑托。母指支撑托具有位于基部铰链部上的配对的手指支撑托,其定位、设定尺寸和成形为在所述使用者的手的母指与母指支撑托接触时接收使用者的手上的手指。易碎的铰链构造成在容器处于初始密封布置时通过对母指支撑托施加推力以及同时对手指支撑托施加拉力而破碎。

Description

具有触发打开机构的显窃启塑料食物容器
本申请为2016年8月15日提交的申请号为201610671153.8、发明名称为“具有触发打开机构的显窃启塑料食物容器”的在先申请的分案申请。
相关申请的交叉引用
不适用。
关于联邦赞助研究或开发的声明
不适用。
光盘上的序列列表、表格或计算机程序
不适用。
技术领域
本发明总的来说涉及塑料食物容器。更具体地,本发明涉及具有显窃启密封机构的可重新密封的塑料食物容器。
背景技术
已知在食物制备和餐饮行业使用塑料容器来包装制备好的食物。现有技术的一般食物容器由透明的或纯色的基部和透明的盖子构成。为了保证内含的食物的质量以及防止窃启密封容器的内含物,希望食物容器一旦开始密封后,就不能在没有可见的迹象表明该容器已经被打开过的情况下被初始打开。为了实现该特征,容器制造商已经设计出具有整体显窃启特征的容器。一般地,这些容器由铰接地附接至基部的盖子构成。通过使盖子的边缘与基部的边缘重叠或者将盖子边缘插入基部边缘的界限内将盖子密封至基部。这些类型的塑料容器以单件容器出售并且通常称为“蛤壳”容器或包装。
有一些通常类型的显窃启蛤壳食物容器。一种类型涉及在容器的密封侧(非铰接侧)使用撕下或断裂机构。在这种类型的容器中,盖子和基部各自具有互锁元件,互锁元件分别位于盖子边缘或基部边缘上或者盖子边缘或基部边缘附近的在容器密封时这两个边缘接触的位置处(即,在容器的非铰接侧或部分)。盖子或基部的互锁元件通常位于从盖子或基部的边缘延伸出的凸片或凸缘上。该凸片中的任意一个或者两个都通过由塑料制成的弱化部附接至它们相应的边缘。当盖子和基部放置在初始密封布置中时,盖子边缘和基部边缘上或盖子边缘和基部边缘附近的互锁元件接合并锁定在一起。为了打开初始密封的容器,一个或两个凸片的弱化部必须被撕碎以便使该凸片或两个凸片从容器释放。由于互锁的密封元件位于凸片上,因此,将一个或多个凸片从容器撕下使锁定机构失效。撕裂的凸片提供了容器已经被打开过的证明。以上描述的现有技术的食物容器的一个缺点在于,互锁的凸片能够使用剪刀或另一种切割工具以干净的方式从容器切下,从而消除该容器曾经具有显窃启机构的任何迹象。
其他类型的蛤壳容器包含作为形成铰链或包括铰链的结构的一部分的显窃启机构。在这些容器中,该容器设计成使铰链附近要求分离以便开封(初始地打开)该容器。这一结构使得铰链成为一次性使用的铰链。这些类型的铰链经常使用一些类型的撕裂条或凸片提起机构以撕裂铰链区域。在其他情况下,铰链结构适于通过施加挤压力而破裂,该挤压力引起形成铰链装置的两个相邻面(材料的顶部凸缘和竖直跨度)的相对移动。所述各种铰链撕裂机构通常是复杂的,要求复杂的几何形状和成形来制造该容器。此外由于盖子凸缘和基部凸缘之间的大跨度,需要额外的量的塑料来形成该容器。具有撕裂条和断开凸片的容器也是不利于生态的,并且为消费者提出了处理问题。在这方面,在将显窃启密封件撕碎后,使用者留有一块塑料,该塑料需要与剩下的容器单独地丢弃。因此,本领域中需要一种可重新关闭的塑料食物容器,其便于终端消费者操作、结合了可靠的显窃启并防止撬开侵入、并且使用最少的材料来制造。
发明内容
本发明满足了现有技术的需求并且提供了一种防窃启、显窃启并易于使用的外观吸引人的食物容器。在这一方面,本发明的食物容器提供了新颖的打开机构,其采用了完全不同的手/手指动作以在铰链区域打开该容器。形成该铰链机构所采用的结构包括这样一种结构,该结构允许使用者使用他的或她的母指和食指抵靠从容器的边缘或凸缘延伸出的延伸件上凸出的结构,并且为容器的铰链提供简单的触发拉动动作。
在优选的实施例中,本发明涉及一种能够呈现打开布置(状态)和初始密封布置的显窃启容器。该容器还可以呈现解封状态。该容器包括盖子和基部。
盖子包括覆盖表面和盖子边缘。盖子边缘围绕盖子的外围周向地延伸。基部包括围绕基部的外围周向地延伸的基部边缘。该容器还包括易碎的铰链。该铰链形成在从盖子边缘向外延伸的盖子铰链部与从基部边缘向外延伸的基部铰链部之间。盖子铰链部包括定位、设定尺寸和成形为接收使用者的手上的母指的尖端或指面的至少一个母指支撑托。所述至少一个母指支撑托具有位于基部铰链部上的配对的手指支撑托,配对的手指支撑托定位、设定尺寸和成形为在使用者的手上的母指与母指支撑托接触时接收同一只手的手指的尖端或底面。易碎的铰链构造成在容器处于初始密封布置时通过由使用者的手的母指对母指支撑托施加推力以及同时由同一只手的手指对手指支撑托施加拉力而破碎。术语“推力”不仅包括实际的推力,还包括保持母指支撑托抵抗面临施加至手指支撑托的实际拉力时的运动的力。类似地,术语“拉力”不仅包括实际的拉力,而且还包括保持手指支撑托抵抗面临施加至母指支撑托的实际推力时的运动的力。
在一个可选实施例中,本发明涉及一种能够呈现打开布置和初始密封布置的显窃启容器。该容器包括盖子和基部。盖子包括围绕盖子的外围周向地延伸的盖子边缘;基部包括围绕基部的外围周向地延伸的基部边缘。盖子边缘和基部边缘构造成在容器处于初始密封布置时彼此摩擦地接合。该容器包括易碎的铰链,该铰链形成在从盖子边缘向外延伸的盖子铰链部与从基部边缘向外延伸的基部铰链部之间。该易碎的铰链构造成在容器处于初始密封布置时通过对盖子铰链部施加推力以及对基部铰链部施加拉力从而引起盖子铰链部和基部铰链部远离彼此的水平相对运动而破碎。
任一实施例都可以改变以包括下面的特征。例如,盖子边缘可以包括向外延伸的盖子边缘凸缘,其围绕盖子的外围周向地延伸。在这种情况下,盖子铰链部从盖子边缘凸缘的一部分向外延伸。类似地,基部边缘可以包括向外延伸的基部边缘凸缘,其围绕基部的外围周向地延伸并且基部铰链部将从基部边缘凸缘的一部分向外延伸。
关于所述至少一个母指支撑托的定位,该母指支撑托位于盖子铰链部的顶面上。该至少一个母指支撑托从盖子铰链部的顶面向上突出。以一种互补的方式,基部铰链部包括底面。手指支撑托从基部铰链部的底面向下突出。该容器可以以一种比其他显窃启容器所需要的更简单得多的方式打开。具体地,为了打开容器,通过使用者的母指施加推力,同时,由使用者的同一只手通过使用者的手指施加拉力。该容器可以包括如本文更加详细描述的其他特征。
附图说明
图1是处于打开布置、待填充的本发明的塑料容器的优选实施例的前视立体图。
图2是处于打开布置的优选实施例的容器的左视图。
图3是处于打开布置的优选实施例的容器的俯视图。
图4是处于初始密封布置的本发明的塑料容器的优选实施例的后视立体图。
图5是处于初始密封布置的优选实施例的容器的左视图。
图6是处于初始密封布置的容器的铰链区域结构的细节左视图。
图7是处于打开布置的容器的铰链区域结构的的细节左视图。
图8是铰链区域结构的的细节左视图,其示出了由于施加至盖子和基部铰链部的触发作用力而导致铰链破裂。
图9是优选实施例容器的基部的前视立体图,该容器已经被开封并且盖子被去除。
图10是处于初始密封布置的容器的实施例的俯视图。
图11是与图6所示的处于初始密封布置的容器的铰链区域结构相同的细节左视图,区别是该图中包含了手部解剖素描以说明该容器的打开方法。
具体实施方式
图1-11示出了本发明的显窃启塑料容器1的优选实施例连同其优选的特征。如附图中所示,发明的容器1包括通过位于容器的一侧上的铰链6附接至彼此的盖子2和基部3。在实际使用中,基部3的底板26的外表面将一般放置在关于使用者来说被认为是水平的表面(诸如桌子顶面)上。因此,方向性术语“竖直”和“水平”及类似术语用于描述该容器1及其部件关于图1-11所示的方向并且出于清楚和说明的目的而使用。例如,图6示出了当容器1处于初始密封状态时容器1的铰链区域。在图6所示的定向中,在盖子铰链部8连接至盖子边缘凸缘9的位置处,盖子铰链部7“竖直地”在基部铰链部上方间隔开。方向性术语“内”和“向内”等类似术语在本文中参照所描述的容器使用,以描述沿着方向性部件朝着容器的几何中心的方向。方向性术语“外”、“外围”等类似术语在本文中参照描述的容器使用,以描述沿着方向性部件远离容器的几何中心的方向。此外,术语“向上”、“向下”等类似术语用于描述当容器1的盖子2密封或关闭在基部3上时结构中的空间关系。
如附图中所示,盖子2和基部3分别包括盖子边缘4和基部边缘5。盖子边缘4可以包括外围地突出的盖子边缘凸缘9,其周向地围绕边缘4。基部边缘5类似地可以包括周向地围绕边缘5的基部边缘凸缘10。与使用方形、多区段铰链结构的其他显窃启容器不同,优选实施例的容器的铰链6限制在竖直地位于盖子边缘凸缘9的高度与基部边缘凸缘10的高度之间的位置的插入的顶点15。此外,正如尤其能够在图6中看到的,插入的易碎的顶点15水平地且外围地从容器突出。
如附图中所示,优选实施例的容器1能够呈现打开布置或状态(图1-3、图7),初始密封的布置(图4-6、图10)以及解封布置(图8(在不去除盖子的情况下解封);图9(在去除盖子的情况下解封))。此外,容器1在从初始的密封状态解封后能够被关闭。第一实施例的容器包括盖子2和基部3。盖子2包括覆盖部33和盖子边缘4。盖子边缘4周向地围绕盖子2的外围延伸。共同待审的美国专利和商标局专利申请号14/788,024;14/788,054和14/788,074描述和示出了优选实施例的边缘和覆盖结构(包括细长的覆盖珠状物),这些申请通过引用的方式完全包含于此。
如在附图中可以看到的,在容器1的铰链区域,盖子边缘凸缘9延伸出来并且连接至盖子铰链部。在相同区域,基部边缘凸缘10延伸出来并且连接至基部铰链部8。如容易看到的,当容器1处在初始密封布置时,盖子铰链部7和基部铰链部8分别从凸缘9、10向外突出并且靠拢以形成顶点15。易碎的顶点15从容器1外围地向外突出。铰链6由顶点15限定并且是盖子2和基部3为了初始地密封和关闭容器而转动(articulate)所围绕的点。
铰链6优选地形成在从盖子边缘4(更优选地经由盖子边缘凸缘9)外围地突出的盖子铰链部7与从基部边缘5(更优选地经由基部边缘凸缘10)外围地突出的基部铰链部8。盖子铰链部7进一步优选地从盖子边缘凸缘9向下突出,并且基部铰链部8优选地从基部边缘凸缘10向上突出。
附图中所述实施例的容器包括两个母指支撑托11,它们各自具有配对的手指(除母指以外)支撑托12。其他布置也是可能的。例如,该容器可以具有共用单个(优选为细长的)手指支撑托12的多个母指支撑托11。可选地,该容器可以仅具有一个母指支撑托11和一个手指支撑托12(它们都优选地是细长的并且延伸比铰链6的长度更多)。该容器还可以具有共用一个(优选为细长的)手指支撑托12的母指支撑托11。正如尤其可以从附图中的图11中看到的,盖子铰链部7包括至少一个母指支撑托11,其定位、设定尺寸和成形为接收使用者手上的母指14的尖端或底面。所述至少一个母指支撑托11具有位于基部铰链部8上的配对的手指支撑托12,其定位、设定尺寸和成形为在同一只手的母指与母指支撑托11接触时接收手指的尖端或指面。易碎的铰链6构造成在容器1处于初始密封布置时通过施加(水平向内)推力A至母指支撑托11以及同时施加(水平向外)拉力B至手指支撑托12而破裂。在可选实施例中,本发明涉及一种显窃启容器1。容器1能够呈现打开布置和初始密封布置。容器1包括盖子2和基部3。盖子2包括围绕盖子1的外围周向地延伸的盖子边缘4和围绕基部3的外围周向地延伸的基部边缘5。盖子边缘2和基部边缘3构造成在容器1处于初始密封布置时彼此摩擦地接合。容器1包括形成在从盖子边缘4向外延伸的盖子铰链部7和从基部边缘3向外延伸的基部铰链部8之间的易碎铰链6。易碎铰链6构造成在容器1处于初始密封布置时通过施加推力至盖子铰链部7和施加拉力至基部铰链部8从而导致盖子铰链部7和基部铰链部8远离彼此的相对水平运动而破裂。在优选的实施例中,该铰链将在盖子铰链部相对运动、基部铰链部向外运动或二者同时发生时破裂。
任一实施例都可以改变以包括下面的特征。例如,盖子边缘4可以包括向外延伸的盖子边缘凸缘9,其围绕盖子2的外围周向地延伸。盖子铰链部7将从盖子边缘凸缘9的一部分向外延伸。类似地,基部边缘5可以包括向外延伸的基部边缘凸缘10,其围绕基部3的外围周向地延伸。基部铰链部8将从基部边缘凸缘10的一部分向外延伸以与盖子铰链部7形成铰链6。
所述至少一个母指支撑托11位于盖子铰链部7的顶面16上。至少一个母指支撑托11从盖子铰链部7的顶面16向上突出。以一种互补的方式,基部铰链部8包括底面17。配对的手指支撑托12从基部铰链部8的底面17向下突出。母指支撑托11被设定尺寸、成形和定位在盖子铰链部7上以在使用者的手的手指的尖端或指面与手指支撑托12接触的同时舒适地接收同一只手的母指的尖端或指面。为了使母指能够最优地握紧母指支撑托11,母指支撑托11的外侧19是凹形的以便接收母指的尖端或指面的凸形形状。同样地,为了是同一只手的所使用的手指能够最优地握紧手指支撑托12,手指支撑托12的内侧20是凹形的以便接收手指的尖端或指面的凸形形状。外侧19和内侧20可以包括滚花(未示出)以增加与使用者的母指或手指的接触。
具有撕开特征的容器在打开时可能是有问题的,因为通常打开该容器的最舒适的方式要求该容器离开桌面并且倾斜以便最好地抓住和拉动该撕开装置。然而,如图11所示,容器1能够以一种更简单、更清洁的方式打开,其允许容器在放置在桌面上时打开。具体地,为了打开该容器,通过使用者的手的母指14对母指支撑托11施加推力,并且同时通过同一只手的手指18对手指支撑托12施加拉力。推力是水平向内指向的而拉力是水平向外指向的。
铰链6是易碎的并且其长度可以从图1、图3和图4最好地看到。容器1优选地由单个塑料片热成形。铰链6能够通过沿着横穿将盖子2接合至基部3的材料区段的线21进行薄化、划线和打孔而制造。易碎的线21在打开后的的剩余部21a能够在图9中看到。薄化、划线和打孔的处理用于将关闭容器时转动的点集中在顶点而不是在容器的其他部分。此外,薄化、划线和打孔的处理操作用于使铰链6易碎并且确定使铰链6破碎所需要的分离力的多少。在优选的实施例中,将铰链6连接至盖子边缘凸缘9的材料形成盖子铰链部7。将铰链6连接至基部边缘凸缘10的材料形成基部铰链部8。在可选的实施例中,盖子边缘2将缺少盖子边缘凸缘9并且盖子铰链部7将直接附接至盖子边缘4。以类似的方式,基部边缘3将缺少基部边缘凸缘10并且基部铰链部8将直接附接至基部边缘5。
在一个优选实施例中,母指支撑托11由盖子铰链部7一体形成或成型并且在顶面16上凸出。同样地,手指支撑托12能够由基部铰链部8一体形成或成型并且在底部17上凸出。该容器能够是任何期望的形状,包括如图所示的多边形。
根据本发明构造的容器可以以多种形状和尺寸制造,并且优选地由树脂或塑料材料形成,所述树脂或塑料材料包括但不限于聚乙烯、聚丙烯、聚氯乙烯或聚对苯二甲酸乙二醇酯(PET)。该容器优选地是热成型的,但是可以是吹塑成型的或注塑成型的。该容器盖子和基部可以是透明的半透明的并且在任一情况下都可以是有颜色的。
已经详细描述本发明,本领域技术人员将理解,可以在不背离其主旨的前提下对本发明进行修改。因此,目的不在于将本发明的范围限制在所说明和描述的具体实施例。

Claims (9)

1.一种能够呈现打开布置和初始密封布置的显窃启塑料容器,所述容器包括:
盖子和基部;
所述盖子包括覆盖表面和盖子边缘,所述盖子边缘围绕所述盖子的外围周向地延伸;
所述基部包括围绕所述基部的外围周向地延伸的基部边缘;
所述盖子边缘包括外围地突出的盖子边缘凸缘,并且所述基部边缘包括外围地突出的基部边缘凸缘;
盖子铰链部从所述盖子边缘凸缘突出,并且基部铰链部从所述基部边缘凸缘突出;
所述盖子铰链部包括从所述盖子铰链部向上突出的母指支撑托,并且所述基部铰链部包括从所述基部铰链部向下突出的手指支撑托;以及
限定了易碎的铰链的顶点,所述顶点竖直地位于所述盖子边缘凸缘的高度与所述基部边缘凸缘的高度之间的位置。
2.根据权利要求1所述的容器,其中,所述母指支撑托具有外侧,并且所述母指支撑托的外侧是凹形的。
3.根据权利要求1所述的容器,其中,所述手指支撑托具有内侧,并且所述手指支撑托的内侧是凹形的。
4.根据权利要求2所述的容器,其中,所述手指支撑托具有内侧,并且所述手指支撑托的内侧是凹形的。
5.一种能够呈现打开布置和初始密封布置的显窃启塑料容器,所述容器包括:
盖子和基部;
所述盖子包括覆盖表面和盖子边缘,所述盖子边缘包括外围地突出的盖子边缘凸缘;
所述基部包括基部边缘,所述基部边缘包括外围地突出的基部边缘凸缘;
盖子铰链部从所述盖子边缘凸缘向外且向下地突出,并且基部铰链部从所述基部边缘凸缘向外且向上地突出;
所述盖子铰链部包括母指支撑托,并且所述基部铰链部包括手指支撑托;
所述母指支撑托构造成接收使用者的拇指施加的向内指向的推力;
所述手指支撑托构造成当使用者的手的拇指接触所述拇指支撑托时接收来自该使用者的同一只手的指头的向外指向的拉力;以及
所述盖子铰链部和所述基部铰链部靠拢以形成易碎的铰链。
6.根据权利要求5所述的容器,其中,所述易碎的铰链竖直地位于所述盖子边缘凸缘的高度与所述基部边缘凸缘的高度之间的位置。
7.根据权利要求5所述的容器,其中,所述母指支撑托一体地形成在所述盖子铰链部中。
8.根据权利要求5所述的容器,其中,所述手指支撑托一体地形成在所述基部铰链部中。
9.根据权利要求7所述的容器,其中,所述手指支撑托一体地形成在所述基部铰链部中。
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CA2934294A1 (en) 2016-11-29
MX2016009390A (es) 2017-06-06
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US9475621B1 (en) 2016-10-25

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