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    • 1. 发明申请
    • Easily unsealable packaging body and method of manufacturing the same
    • 易开封的包装体及其制造方法
    • US20060175387A1
    • 2006-08-10
    • US10546871
    • 2004-02-24
    • Tohru YukumotoHiroyuki Takahashi
    • Tohru YukumotoHiroyuki Takahashi
    • B65D43/02B65D43/14
    • B65D77/2032B65D1/28
    • An easy-open packaging body 1 includes: a container body 10 with a flange 14 formed on a circumference of an opening 13, and a cover 20 heat-sealed to the flange 14 to close the opening 13. Inner and outer notches 15A and 15B enclosing the opening 13 are formed respectively on inner and outer circumferential sides on the flange 14. The flange 14 and the cover 20 are heat-sealed by a first seal part 16A having a predetermined width and formed between the inner and outer notches 15A and 15B to enclose the opening 13 and a second seal part 16B having a width narrower than that of the first seal part 16A and formed within an area of the first seal part 16A to enclose the opening 13 along the first seal part 16A, the second seal part 16B having a projected seal part 17 projected outward relative to the other part on a position corresponding to a tab 21.
    • 容易开封的包装体1包括:容器主体10,其具有形成在开口13的圆周上的凸缘14;以及盖20,其被热密封到凸缘14以封闭开口13。 分别在凸缘14的内周侧和外周侧形成封闭开口13的内切口15和外切口15B。 凸缘14和盖20由具有预定宽度的第一密封部分16A热封,形成在内切口15A和外切口15B之间以封闭开口13,第二密封部分16B具有宽度 比第一密封部分16A的狭窄,并且形成在第一密封部分16A的区域内,沿着第一密封部分16A围绕开口13,第二密封部分16B具有向外突出的突出的密封部分17 到对应于翼片21的位置的另一部分。
    • 2. 发明授权
    • Easily unsealable packaging body and method of manufacturing the same
    • 易开封的包装体及其制造方法
    • US07967187B2
    • 2011-06-28
    • US10546871
    • 2004-02-24
    • Tohru YukumotoHiroyuki Takahashi
    • Tohru YukumotoHiroyuki Takahashi
    • B65D43/02B65D43/14
    • B65D77/2032B65D1/28
    • An easy-open packaging body 1 includes: a container body 10 with a flange 14 formed on a circumference of an opening 13, and a cover 20 heat-sealed to the flange 14 to close the opening 13. Inner and outer notches 15A and 15B enclosing the opening 13 are formed respectively on inner and outer circumferential sides on the flange 14. The flange 14 and the cover 20 are heat-sealed by a first seal part 16A having a predetermined width and formed between the inner and outer notches 15A and 15B to enclose the opening 13 and a second seal part 16B having a width narrower than that of the first seal part 16A and formed within an area of the first seal part 16A to enclose the opening 13 along the first seal part 16A, the second seal part 16B having a projected seal part 17 projected outward relative to the other part on a position corresponding to a tab 21.
    • 容易开封的包装体1包括:容器主体10,其具有形成在开口13的圆周上的凸缘14;以及盖20,其热密封到凸缘14以封闭开口13.内切口15A和外切口15B 封闭开口13分别形成在凸缘14的内周侧和外周侧上。凸缘14和盖20由具有预定宽度的第一密封部16A热封,并形成在内槽15A和外槽15B之间 封闭开口13和宽度比第一密封部16A的宽度窄的第二密封部16B,形成在第一密封部16A的区域内,沿着第一密封部16A包围开口13,第二密封部 16B具有在对应于突片21的位置处相对于另一部分向外突出的突出的密封部分17。