US 11,799,127 B2
All solid state battery having anode current collector including elastic portion and all solid state battery system having the anode current collector
Ximeng Li, Susono (JP); and Masafumi Nose, Susono (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed on Jun. 12, 2020, as Appl. No. 16/900,152.
Claims priority of application No. 2019-116478 (JP), filed on Jun. 24, 2019.
Prior Publication US 2020/0403270 A1, Dec. 24, 2020
Int. Cl. H01M 10/0562 (2010.01); H01M 4/64 (2006.01); H01M 4/38 (2006.01); H01M 4/02 (2006.01)
CPC H01M 10/0562 (2013.01) [H01M 4/382 (2013.01); H01M 4/64 (2013.01); H01M 2004/021 (2013.01)] 13 Claims
OG exemplary drawing
 
1. An all solid state battery comprising:
a power generation element including a cathode, a solid electrolyte layer, and an anode, in this order, and
an exterior body storing the power generation element,
wherein the anode includes at least an anode current collector,
the anode current collector includes a current collection portion, and an elastic portion wherein the current collection portion is placed between the solid electrolyte layer and the elastic portion, and
an elastic modulus of the anode current collector is 2.14×103 N/mm2 or more and 4.08×103 N/mm2 or less.