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Patent Searching and Data


Title:
METHOD FOR MANUFACTURING LOWER HOUSING OF BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2018/186570
Kind Code:
A1
Abstract:
A method for manufacturing a lower housing of a battery pack having an embedded cooling pipe comprises the steps of: preparing a cooling pipe, which protrudes to the outside of the lower housing so as to be insert-connected to an external quick connector, includes a locking protrusion having a first outer diameter at a quick connector insertion part to be connected to the quick connector, and a second outer diameter for enabling the protrusion to be fixed to the quick connector in the inward direction in a first length at the end of the quick connector insertion part, and has a joint part which has a predetermined length and a third outer diameter corresponding to the second outer diameter in the inward direction in a second length longer than the first length at the end of the quick connector insertion part, and which is to be disposed over a cooling pipe inlet of the lower housing; preparing a slider including one or more pipe insertion parts having inner diameters corresponding to the third outer diameter of the joint part; inserting the quick connector insertion parts of the cooling pipes into the pipe insertion parts of the slider; coupling a lower housing mold to the cooling pipe; forming the lower housing by using the lower housing mold; and removing the slider and the lower housing mold.

Inventors:
KEUM JAE YOUNG (KR)
JEONG WUN SEOK (KR)
Application Number:
PCT/KR2018/000985
Publication Date:
October 11, 2018
Filing Date:
January 23, 2018
Export Citation:
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Assignee:
SAMSUNG SDI CO LTD (KR)
International Classes:
B29C33/38; B29D99/00; H01M10/613; H01M10/6556; H01M10/6567; H01M50/204; H01M50/224; H01M50/227
Foreign References:
JP2007001062A2007-01-11
KR20140077272A2014-06-24
JP2016031798A2016-03-07
US20140106022A12014-04-17
JP2014191916A2014-10-06
Other References:
See also references of EP 3608989A4
Attorney, Agent or Firm:
SUNGAM SUH INTERNATIONAL PATENT & LAW FIRM (KR)
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