Title:
Lead storage battery
Document Type and Number:
Japanese Patent JP6052071
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for restraining a sealing member from being broken or cracked together with progress of corrosion of an electrode plate in a lead storage battery.SOLUTION: A lead storage battery comprises: a battery case 20 whose top face is opened and that houses plural electrode plates 31 inside; a strap 41 for coupling the plural electrode plates 31; a pole column 50 connected to the strap; a cover member 60 closing the top face of the battery case 20, and having a pole column insertion part 65 in which the pole column 50 is inserted; a sealing member S filled in a gap between the pole column insertion part 65 and the pole column 50 and hardened; and a contact member 71 that is arranged between the cover member 60 and the strap, and can contact the strap 41 together with elongation of the electrode plates 31.
Inventors:
Takuji Nakamura
Tomoyuki Enomoto
Tomoyuki Enomoto
Application Number:
JP2013126867A
Publication Date:
December 27, 2016
Filing Date:
June 17, 2013
Export Citation:
Assignee:
Gs Yuasa Co., Ltd.
International Classes:
H01M2/06; H01M2/04; H01M2/08; H01M2/26; H01M2/30
Domestic Patent References:
| JP2002367668A | ||||
| JP2008218358A | ||||
| JP2009054301A | ||||
| JP2000011987A | ||||
| JP4351846A | ||||
| JP8148137A | ||||
| JP44007037B1 | ||||
| JP52101920U |
Attorney, Agent or Firm:
Akatsuki Joint Patent Office
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