# US 2014/0193685 A1 · Battery module

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 2014/0193685 A1
- Document ID: US20140193685A1
- Status: Published application
- Kind: A1
- Application number: 14/144,724
- Filed: 2013-12-31
- Published: 2014-07-10
- Earliest claimed: 2013-01-04
- Assignees: Robert Bosch GmbH; Samsung SDI Co., Ltd.
- Applicants: Robert Bosch GmbH; Samsung SDI Co., Ltd.
- Inventors: Young-Bin LIM
- Web page: https://patentgrep.com/patent/US20140193685A1

## CPC

- H01M 10/658: by thermal insulation or shielding
- H01M 50/209: adapted for prismatic or rectangular cells (H01M50/216 takes precedence)
- H01M 50/293: characterised by the material
- Y02E 60/10: Energy storage using batteries
- Y02P 70/50: Manufacturing or production processes characterised by the final manufactured product
- H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS

## Abstract

A battery module including a plurality of battery cells arranged in one direction; heat insulating members interposed between the plurality of battery cells so as to control heat generated in the battery cells; and a housing fixing the battery cells and the heat insulating members.

## Claims

### Claim 1

A battery module, comprising:
a plurality of battery cells arranged in one direction;
heat insulating members interposed between the plurality of battery cells so as to control heat generated in the battery cells; and
a housing fixing the battery cells and the heat insulating members.

### Claim 2 (depends on 1)

The battery module as claimed in claim 1, wherein each of the heat insulating members has a thickness of about 0.5 mm to about 2 mm.

### Claim 3 (depends on 1)

The battery module as claimed in claim 1, wherein each of the heat insulating members has a thermal conductivity of about 0.01 W/mK to about 0.5 W/mK.

### Claim 4 (depends on 1)

The battery module as claimed in claim 1, wherein each of the heat insulating members includes a fiber sheet.

### Claim 5 (depends on 4)

The battery module as claimed in claim 4, wherein each of the heat insulating members includes a vulcanized fiber sheet, the vulcanized fiber sheet being formed of cotton fiber or pulp fiber and cellulose.

### Claim 6 (depends on 1)

The battery module as claimed in claim 1, wherein each of the heat insulating members has a size corresponding to a size of a wide surface of an adjoining battery cell of the plurality of battery cells.

### Claim 7 (depends on 1)

The battery module as claimed in claim 1, wherein each of the heat insulating members includes:
a base portion on a wide surface of an adjoining battery cell of the plurality of battery cells, and
first and second side portions respectively bent at end portions of the base portion.

### Claim 8 (depends on 7)

The battery module as claimed in claim 7, wherein the first and second side portions have a size corresponding to a size of a side surface of the adjoining battery cell.

### Claim 9 (depends on 8)

The battery module as claimed in claim 8, wherein:
the heat insulating members include first and second heat insulating members adjacent to each other, and
ends of the first and second side portions of the first heat insulating member respectively contact end portions of the base portion of the second heat insulating member.

### Claim 10 (depends on 1)

The battery module as claimed in claim 1, wherein each of the heat insulating members:
has a size corresponding to a size of a wide surface of an adjoining battery cell of the plurality of battery cells, and
includes an inwardly recessed central portion and an edge surrounding the central portion.

### Claim 11 (depends on 10)

The battery module as claimed in claim 10, wherein:
the central portion of each heat insulating member has a rounded section, and
the edge of the heat insulating member has a flat section.

### Claim 12 (depends on 1)

The battery module as claimed in claim 1, wherein the housing includes:
a pair of end plates disposed opposite to each other at an outside of the plurality of battery cells arranged in the one direction, and
a pair of connection plates connecting the pair of end plates.

### Claim 13 (depends on 12)

The battery module as claimed in claim 12, wherein the heat insulating members are further provided between each end plate and battery cells at ends of the plurality of battery cell arranged in the one direction.