Patent ID: 9306236
Filing Date: 2016-04-05
CPC Classification: H01M,Y02E,Y02P,Y02T

Claim Text:
1. A cable-type secondary battery comprising: a core including an electrolyte for supplying lithium ions; an inner electrode, comprising an open-structured inner current collector surrounding an outer surface of the core for supplying lithium ions, an inner electrode active material layer formed on a surface of the inner current collector, and a first electrolyte-absorbing layer formed on an outer surface of the inner electrode active material layer; a separation layer surrounding an outer surface of the inner electrode to prevent a short circuit between electrodes; a second electrolyte-absorbing layer formed on a surface of the separation layer; and an outer electrode surrounding an outer surface of the second electrolyte-absorbing layer and comprising an outer electrode active material layer and an outer current collector.