US 2018/0294532 A1 · CABLE-TYPE SECONDARY BATTERY

Abstract

Disclosed is a cable-type secondary battery, including: a winding core having guide portions formed by intaglio or relief in a spiral shape on the surface thereof; a sheet-type first inner electrode formed on the outside of the winding core surface between the guide portions by spiral winding; a sheet-type first separation layer formed on the outside of the first inner electrode by spiral winding; a sheet-type second inner electrode formed on the outside of the first separation layer by spiral winding; a second separation layer formed on the outside of the second inner electrode by spiral winding; and an outer electrode formed on the outside of the second separation layer by spiral winding.

Claims14

Dependent claims

A cable-type secondary battery, comprising:

a winding core having guide portions formed by intaglio or relief in a spiral shape on the surface thereof;
a sheet-type first inner electrode formed on the outside of the winding core surface between the guide portions by spiral winding;
a sheet-type first separation layer formed on the outside of the first inner electrode by spiral winding;
a sheet-type second inner electrode formed on the outside of the first separation layer by spiral winding;
a second separation layer formed on the outside of the second inner electrode by spiral winding;
and an outer electrode formed on the outside of the second separation layer by spiral winding.

3 more elements

Dependencies are inferred from the claim text.

Facts

Application

15/766,157Filed 21 Oct 2016

Priority

KR 10-2015-014700521 Oct 2015

Published

11 Oct 2018

Term ends

Not estimatedThe source records don’t support an estimate.

Classification22 codes

H01M 10/0587
Construction or manufacture: of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes…
H01M 4/13
Electrodes composed of, or comprising, active material: electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators;…
H01M 4/583
Of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures,…:…
H01M 4/661
Selection of materials: metal or alloys, e.g. alloy coatings

Cable-type secondary battery

Life of this patent

Cable-type secondary battery

Life of this patent

Abstract

Claims14