Title:
PLUG WITH CHECK VALVE, AND CONTAINER TO WHICH PLUG IS ATTACHED
Document Type and Number:
Japanese Patent JP2016204012
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a container with a check valve in which a content hardly spills, which can be inexpensively produced, has high durability, has a check valve body function capable of being easily used, and which can be filled even when there is no tapping capper.SOLUTION: A plug comprises: a check valve (1); an inside plug (4) having the check valve; and a cap (5) for covering the inside plug and a mouth part. An inner periphery of the cap comprises a screw part (321) for being screwed to an outer periphery of the mouth part of the container body. The cap comprises: a pressing projection (52) formed on an inner face of a top plate; and a hook ring (54) formed on an inner face of an outer peripheral wall. The inside plug comprises a hook rib (45) hooked to the hook ring. The check valve is configured so that a notch is formed on a sheet-state member.SELECTED DRAWING: Figure 1
Inventors:
SAITO TAKASHI
Application Number:
JP2015085925A
Publication Date:
December 08, 2016
Filing Date:
April 20, 2015
Export Citation:
Assignee:
TOPPAN PRINTING CO LTD
International Classes:
B65D47/20; B65D51/20
Domestic Patent References:
JPH0287760U | 1990-07-11 | |||
JPH1086961A | 1998-04-07 | |||
JP2000226046A | 2000-08-15 | |||
JP2005067699A | 2005-03-17 | |||
JPH05338679A | 1993-12-21 | |||
JP2001187112A | 2001-07-10 | |||
JPH0245967U | 1990-03-29 |