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Title:
TWIST-UP CONTAINER
Document Type and Number:
WIPO Patent Application WO/2020/203408
Kind Code:
A1
Abstract:
[Problem] To obtain a twist-up container capable of suppressing the loss of contents. [Solution] A twist-up container (1) comprising: a body outer cylinder (11) having a bottomed cylindrical shape; a cylindrical inner component (15) having a first portion (15a) arranged inside the body outer cylinder (11), and a second portion (15b) extending from an open end (11a) of the body outer cylinder (11), the second portion (15b) constituting an annular convex portion (15c); an inner plate (14) that holds contents (M); a lid outer cylinder (21) which is formed in a cylindrical shape having a bottom and in which an open end (21a) contacts the convex portion (15c) to define a closed space (S) together with the main body outer cylinder (11); a lid inner cylinder (22) that is in close contact with the inside of the lid outer cylinder (21); and a twist-up mechanism that moves the inner plate (14) in the cylinder axis direction to deliver the contents (M) from the inner component (15), wherein the twist-up container includes a first O-ring (31) for airtight sealing between the lid outer cylinder (21) and the inner component (15), and a second O-ring (32) that is fitted to a portion of the inner component (15) on the rear end side with respect to the convex portion (15c) and ensures airtight sealing between the inner component (15) and the main body outer cylinder (11), and the lid inner cylinder (22) is made of a polyester elastomer.

Inventors:
SUZUKI KEIICHIRO (JP)
YAO XINGCHEN (JP)
KISHINA TAKAHIRO (JP)
HARADA YOICHI (JP)
KUSUMOTO TAKAHIRO (JP)
Application Number:
PCT/JP2020/012695
Publication Date:
October 08, 2020
Filing Date:
March 23, 2020
Export Citation:
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Assignee:
SHISEIDO CO LTD (JP)
International Classes:
A45D40/00; A45D40/06; B65D53/02
Foreign References:
JP2002370934A2002-12-24
JPH09121938A1997-05-13
JP2005343567A2005-12-15
JP2017196279A2017-11-02
JP2017518983A2017-07-13
US5888004A1999-03-30
Attorney, Agent or Firm:
YANAGIDA, Masashi et al. (JP)
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