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Patent Searching and Data


Title:
BATTERY PIECE USED FOR IMBRICATE ASSEMBLY AND TEST METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2019/052211
Kind Code:
A1
Abstract:
Provided are a battery piece used for an imbricate assembly and a test method therefor. The battery piece has a front surface and a back surface opposite the front surface; multiple front-surface main grid lines (1) are formed on the front surface of the battery piece and extend in a mutually parallel manner; two front-surface main grid lines at the outermost side of the multiple front surface main grid lines are not located at the edge position of the battery piece; and multiple back-surface main grid lines (2) are formed on the back surface of the battery piece, and extend in a direction parallel to the multiple front-surface main grid lines. According to the test method, a conversion efficiency test and an EL screening test can be carried out by using existing test tools and equipment without causing hidden cracks and fragments.

Inventors:
YIN BINGWEI (CN)
ZHANG ZHENGRONG (CN)
Application Number:
PCT/CN2018/087514
Publication Date:
March 21, 2019
Filing Date:
May 18, 2018
Export Citation:
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Assignee:
CHENGDU YEFAN SCIENCE AND TECH CO LTD (CN)
International Classes:
H01L31/0224; H01L21/66
Foreign References:
CN103904143A2014-07-02
CN204332976U2015-05-13
CN107768454A2018-03-06
CN104919597A2015-09-16
CN201859886U2011-06-08
Attorney, Agent or Firm:
KING & WOOD MALLESONS (CN)
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