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Patent Searching and Data


Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/146546
Kind Code:
A1
Abstract:
The present invention provides a secondary battery that enables more sufficient achievement of effective utilization of installation space of a pressure-sensitive sensor and a heater, and more sufficient detection of high-rate deterioration and electrolyte deterioration. The present invention relates to a secondary battery 10 provided with: one or more battery cells 1; a case 2 housing the battery cells; and a heater 3 provided between a battery cell 1a that is in contact with the case 2 among the battery cells and the case 2, and/or between two battery cells 1 adjacent to each other, the heater 3 also serving as a pressure-sensitive sensor that detects a pressure distribution between the battery cell 1a that is in contact with the case 2 and the case 2, and/or between the two battery cells 1 adjacent to each other.

Inventors:
MORIURA YUTA
ONO KENICHI
UKITSU HIRONOBU
MASUDA SHINOBU
SAWADA YUI
HATAKENAKA SEIICHI
Application Number:
PCT/JP2019/001667
Publication Date:
August 01, 2019
Filing Date:
January 21, 2019
Export Citation:
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Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H01M10/6571; H01M10/42; H01M10/44; H01M10/48; H01M10/615; H01M10/625; H01M10/633; H01M10/647; H01M10/6555; H01M50/209; H01M50/224; H01M50/227; H01M50/271
Foreign References:
JP2015518240A2015-06-25
JP2013510411A2013-03-21
JP2011048425A2011-03-10
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (JP)
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