Title:
AIR NON-RETURN CAP AND CONTAINER PROVIDED WITH CAP
Document Type and Number:
Japanese Patent JP2016104642
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an air non-return cap high in convenience and a container equipped with the cap.SOLUTION: An air non-return cap (10) related to an embodiment has: a pressure chamber (C) communicating with a container body (100) that houses fluid; a thin-film-shaped valve body (30) having spring property which has a discharge opening (39) and configures a part of walls of the pressure chamber; a valve seat (25) which closes the discharge opening in the state that the valve body is arranged at a position minimizing the pressure chamber by its resilience, and opens the discharge opening when pressure of the pressure chamber is over threshold by pressing the container body; and a groove (39) which extends integrally with the valve body to the discharge opening from a peripheral edge part of the valve body.SELECTED DRAWING: Figure 1
Inventors:
SATO SUSUMU
TOZAKI YUKA
TOZAKI YUKA
Application Number:
JP2014243426A
Publication Date:
June 09, 2016
Filing Date:
December 01, 2014
Export Citation:
Assignee:
DAIWA CAN CO LTD
International Classes:
B65D47/20; B65D35/50; B65D47/06
Domestic Patent References:
| JP2002002755A | 2002-01-09 | |||
| JPS6238841U | 1987-03-07 | |||
| JPS5943347U | 1984-03-22 | |||
| JP2014005060A | 2014-01-16 | |||
| JP2014091525A | 2014-05-19 | |||
| JP2008529918A | 2008-08-07 | |||
| JPH0378758U | 1991-08-09 |
Attorney, Agent or Firm:
Kurata Masatoshi
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Katsu Sunagawa
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Nobuhisa Nogawa
Takashi Mine
Naoki Kono
Katsu Sunagawa
Tadashi Inoue
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi