Title:
プラスチック製キャップおよびその製造方法
Document Type and Number:
Japanese Patent JP5498360
Kind Code:
B2
Abstract:
Disclosed is a plastic cap useful for steadfastly maintaining a sealed state created in a container having a mouth with an opening defined therein by sealing the opening with a sealing member. The plastic cap has a cap main body (1) and a cover portion (2) integrated with the main body via bridge portions (3; see FIG. 1 ). The bridge portions (3) are formed of a synthetic plastic (132) filled in fusion-bonding holes (13) having a diameter of from 0.3 to 3 mm and arranged extending through a top wall (16) of the cap main body (1). The bridge portions (3) are constructed such that the cap main body (1) and the cover portion (2) are integrally fusion-bonded by the bridge portions (3) and the cover portion (2) can be separated from the cap main body (1) by breaking the bridge portions (3) with hands.
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Inventors:
Hideaki Kawamura
Takashi Uemura
Takashi Uemura
Application Number:
JP2010256654A
Publication Date:
May 21, 2014
Filing Date:
November 17, 2010
Export Citation:
Assignee:
Daikyo Seiko Co., Ltd.
Japan Steel Works, Ltd.
Japan Steel Works, Ltd.
International Classes:
B65D49/12; A61J1/05; B65D43/04; B65D51/18
Domestic Patent References:
| JP8299412A | ||||
| JP9238998A | ||||
| JP2008436U | ||||
| JP2001278320A |
Attorney, Agent or Firm:
Toshieko Kondo
Hiroshi Abe
Hiroshi Abe