Title:
SYNTHETIC RESIN CONTAINER LID
Document Type and Number:
Japanese Patent JP2015168435
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a plugging type synthetic resin container lid (2) which is sufficiently and surely attached to a neck (26) although the lid can be attached to the neck (26) with a comparatively small force and which can be produced without applying additional operations such as cutting and the like after injection or compression molding.SOLUTION: A plurality of thin inverting pieces (12) extending upward over a top wall (4) from the outer peripheral surface of a skirt wall (6) or a lower edge connected to a boundary between the outer peripheral surface of the skirt wall (6) and the outside surface of the top wall (4) are disposed in a circumferential direction at intervals. A cylindrical restriction wall (14) is connected to the top edge of the thin inverting pieces (12). Further, a plurality of pressing ribs (16) being positioned between adjacent thin inverting pieces (12) in a circumferential direction and extending in a center axial direction at the inner peripheral surface of the restriction wall (14).
Inventors:
SHIMADA SATORU
KIKUCHI HIROAKI
YAMAZAKI YASUNORI
KIKUCHI HIROAKI
YAMAZAKI YASUNORI
Application Number:
JP2014042020A
Publication Date:
September 28, 2015
Filing Date:
March 04, 2014
Export Citation:
Assignee:
NIPPON CLOSURES CO LTD
International Classes:
B65D45/02; B65D39/04
Domestic Patent References:
| JP2012121624A | 2012-06-28 | |||
| JP2002540014A | 2002-11-26 | |||
| JP3492007B2 | 2004-02-03 | |||
| JP2012530654A | 2012-12-06 |
Foreign References:
| WO2004108549A1 | 2004-12-16 |
Attorney, Agent or Firm:
Naozumi Ono
Sachiko Okunuki
Sayaka Masuda
Sachiko Okunuki
Sayaka Masuda