JP2022068069A - 蓋体 - Google Patents
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- JP2022068069A JP2022068069A JP2020177017A JP2020177017A JP2022068069A JP 2022068069 A JP2022068069 A JP 2022068069A JP 2020177017 A JP2020177017 A JP 2020177017A JP 2020177017 A JP2020177017 A JP 2020177017A JP 2022068069 A JP2022068069 A JP 2022068069A
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Images
Abstract
Description
(1)容器口部に着脱可能に取り付けられる蓋体であって、フィルム状物で形成された天蓋部と、
紙系素材で形成されており、前記天蓋部を囲繞状に配置される側壁部とを備え、前記天蓋部及び前記側壁部は、該天蓋部の周縁を折り曲げ形成して成形された立ち下がり部と前記側壁部とが接合一体化されており、前記側壁部には、前記天蓋部の下面側に前記容器口部と係合するための係合部が形成されていることを特徴とする蓋体、
(2)前記フィルム状物が透光性を有する上記(1)記載の蓋体、
(3)前記フィルム状物が熱融着性を有する上記(1)記載の蓋体、
(4)前記天蓋部は、折り曲げ部を介して前記立ち下がり部と連続形成された天面部を有しており、前記天面部には、周縁部分に接触領域が形成されており、前記接触領域において前記容器口部と接合される上記(1)記載の蓋体、
(5)前記係合部は、前記側壁部の内部が押圧成形されることで形成されている上記(1)記載の蓋体、
(6)前記係合部が前記側壁部の内面から前記蓋体の内方向に向けて凸状に形成されている上記(1)記載の蓋体、
(7)前記係合部が前記側壁部の内面に凹状に形成されている上記(1)記載の蓋体、
(8)前記側壁部の内面と前記立ち下がり部の外面とが接合一体化されている上記(1)記載の蓋体、
(9)前記側壁部は、上端部よりも下端部の方が小さく形成されている上記(1)記載の蓋体、
(10)前記側壁部は、上端部から下端部に向けて先細りテーパ状に形成されている上記(1)記載の蓋体、
(11)前記側壁部は、下端位置から前記立ち下がり部の内面に折り曲げられた折り返し部を有しており、前記折り返し部は、前記立下り部の内面と接合一体化されている上記(1)記載の蓋体、
(12)前記折り返し部が、少なくとも前記係合部が形成される位置まで前記立ち下がり部の内面側に形成されている上記(11)記載の蓋体を要旨とする。
このように、本発明によれば、蓋全体としての柔軟性及び強さを併せ持たせることができ、かつ閉蓋時には高い密閉性を維持することもできる蓋体を提供することができる。
2 天蓋部
3 側壁部
3a 内面
3b 下端位置
4 天面部
4a 裏面
4b 表面
5 立ち下がり部
5a 外面
5b 下端部
6 折り曲げ部
7 接合領域
8 折り返し部
9 係合部
10 延出壁
11 張出部
21 飲み口
22 ラベル
51 容器
52 口部
53 収容空間
54 カール部
Claims (12)
- 容器口部に着脱可能に取り付けられる蓋体であって、
フィルム状物で形成された天蓋部と、
紙系素材で形成されており、前記天蓋部を囲繞状に配置される側壁部とを備え、
前記天蓋部及び前記側壁部は、該天蓋部の周縁を折り曲げ形成して成形された立ち下がり部と前記側壁部とが接合一体化されており、
前記側壁部には、前記天蓋部の下面側に前記容器口部と係合するための係合部が形成されていることを特徴とする蓋体。 - 前記フィルム状物が透光性を有する請求項1記載の蓋体。
- 前記フィルム状物が熱融着性を有する請求項1記載の蓋体。
- 前記天蓋部は、折り曲げ部を介して前記立ち下がり部と連続形成された天面部を有しており、
前記天面部には、周縁部分に接触領域が形成されており、
前記接触領域において前記容器口部と接合される請求項1記載の蓋体。 - 前記係合部は、前記側壁部の内部が押圧成形されることで形成されている請求項1記載の蓋体。
- 前記係合部が前記側壁部の内面から前記蓋体の内方向に向けて凸状に形成されている請求項1記載の蓋体。
- 前記係合部が前記側壁部の内面に凹状に形成されている請求項1記載の蓋体。
- 前記側壁部の内面と前記立ち下がり部の外面とが接合一体化されている請求項1記載の蓋体。
- 前記側壁部は、上端部よりも下端部の方が小さく形成されている請求項1記載の蓋体。
- 前記側壁部は、上端部から下端部に向けて先細りテーパ状に形成されている請求項1記載の蓋体。
- 前記側壁部は、下端位置から前記立ち下がり部の内面に折り曲げられた折り返し部を有しており、
前記折り返し部は、前記立下り部の内面と接合一体化されている請求項1記載の蓋体。 - 前記折り返し部が、少なくとも前記係合部が形成される位置まで前記立ち下がり部の内面側に形成されている請求項11記載の蓋体。
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JP2020177017A JP2022068069A (ja) | 2020-10-21 | 2020-10-21 | 蓋体 |
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