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Patent Searching and Data


Title:
CONTAINER LEAK INSPECTION METHOD AND METHOD FOR FORMING OUTSIDE AIR INTRODUCTION HOLE IN CONTAINER BODY OF DELAMINATION CONTAINER
Document Type and Number:
WIPO Patent Application WO/2021/039562
Kind Code:
A1
Abstract:
Provided is a leak inspection method whereby a leak from the bottom part of a container can be detected. Through the present invention, there is provided a container leak inspection method, said method comprising an inspection step, the inspection step being performed using a detection mechanism provided with a bottomed cylindrical cup and a flow meter, the flow meter being provided so as to be communicated with an internal space of the cup, and the presence/absence of a leak being determined in the inspection step on the basis of the flow rate detected by the flow meter when the inside of an inner bag is compressed in a state in which the cup is positioned so as to cover the bottom part of the container.

Inventors:
AIHARA KOUSUKE (JP)
NAKANO HIROYUKI (JP)
Application Number:
JP2020/031392
Publication Date:
March 04, 2021
Filing Date:
August 20, 2020
Export Citation:
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Assignee:
KYORAKU CO LTD (JP)
International Classes:
G01M3/26; B26F1/16; B65D1/02; G01M3/32
Domestic Patent References:
WO2018054551A12018-03-29
Foreign References:
JP3072863U2000-11-02
JP2004085254A2004-03-18
JPH07110292A1995-04-25
JP2015152572A2015-08-24
CN108387348A2018-08-10
Attorney, Agent or Firm:
SK INTELLECTUAL PROPERTY LAW FIRM et al. (JP)
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