Patent ID: 8785029

Claim:
A connection plate for battery terminals ( 2 , 402 ), comprising: a plate-like base ( 3 ) including a first hole ( 30 ) into which a first battery terminal ( 1 a ) made of first metal is inserted and a second hole ( 31 ) into which a second battery terminal ( 1 b ) made of second metal different from the first metal is inserted, made of metal identical to the first metal; and a battery terminal connection portion ( 4 , 404 ) fitted into an inner peripheral surface ( 31 a ) of the second hole of the base, including a hole for connection ( 42 ) into which the second battery terminal is inserted and a flange portion ( 4 b , 404 c ) arranged on at least one of an upper surface ( 3 a ) and a lower surface ( 3 b ) of the base, wherein the battery terminal connection portion is constituted by at least a first layer ( 40 ) made of metal identical to the second metal, arranged on a side opposite to the base and a second layer ( 41 ) made of third metal different from the first metal and the second metal, arranged between the base and the first layer.