VACUUM HOPPER PRECHARGER - TM PLAZA CO LTD

Title:

VACUUM HOPPER PRECHARGER

Document Type and Number:

WIPO Patent Application WO/2020/138715

Kind Code:

A1

Abstract:

The prevent invention provides a vacuum hopper precharger configured such that the electrolyte of a secondary battery and gases included in the electrolyte are suctioned through a vacuum hopper, the gases included in the electrolyte are discharged to the outside, and the electrolyte is stored in a vacuum nozzle of the vacuum hopper and then supplied into the secondary battery, thereby reducing defects of the secondary battery and lengthening the life thereof. The present invention comprises: a base frame (20) seated on the ground and having an inner space (21); a gas removal portion (30) installed in the upper portion of the inner space (21) of the base frame (20) so as to remove gases inside a secondary battery (100); an elevating portion (40) installed below the position corresponding to the gas removal portion (30) in the inner space (21) of the base frame (20), the secondary battery (100) being seated on the upper portion of the elevating portion (40), the elevating portion (40) being configured to move the secondary battery (100) upwards/downwards; and a control portion (50) for controlling the gas removal portion (30) and the elevating portion (40).

Inventors:

JUNG YONG GYU (KR)

Application Number:

PCT/KR2019/015557

Publication Date:

July 02, 2020

Filing Date:

November 14, 2019

Export Citation:

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Assignee:

TM PLAZA CO LTD (KR)

International Classes:

H01M10/04; H01M2/12; H01M4/04; H01M10/44; H01M10/52

Foreign References:

KR20170095013A	2017-08-22
KR20090036793A	2009-04-15
KR20110032848A	2011-03-30
JP2011222221A	2011-11-04
JP2013509688A	2013-03-14
KR100433836B1	2004-05-31
KR20180062835A	2018-06-11

Other References: