PROTECTION CIRCUIT MODULE AND BATTERY INCLUDING THE PROTECTION CIRCUIT MODULE AND METHOD OF MANUFACTURING THE BATTERY

• US 20110070465A1
• Filed: 03/13/2008
• Published: 03/24/2011
• Est. Priority Date: 08/17/2007
• Status: Abandoned Application

• Current Assignee: Future Line Co., Ltd.
• Original Assignee: Future Line Co., Ltd.
• Inventors: Kim, Il Seong
• Application Number:
  US12/673,761
• Publication Number:
  US 20110070465A1
• Time in Patent Office: Days
• US Class Current: 429/7
• CPC Class Codes: H01M 10/052 Li-accumulators
• CPC Class Codes: H01M 10/42 Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells H01M10/60 takes precedence
• CPC Class Codes: H01M 10/4257 Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
• CPC Class Codes: Y02E 60/10 Energy storage using batteries
• CPC Class Codes: Y02P 70/50 Manufacturing or production processes characterised by the final manufactured product
• CPC Class Codes: Y10T 29/49108 Electric battery cell making
• CPC Class Codes: Y10T 29/4921 with bonding

Abstract

This document describes a protection circuit module including an integrated protection circuit chip and a secondary battery. According to execution examples in this document, the foregoing integrated protection circuit chip is attached at the bottom of a protection circuit module, and penetration hole equivalent to the projection of a battery cell is formed in the center of the protection circuit module. With this protection circuit module, it is possible to have a battery that the integrated protection circuit chip of the protection circuit module is included in the groove which is formed in the battery cell, and the projection of the battery cell is inserted into the penetration hole of the protection circuit module.

Claims

1. A Protection Circuit Module, comprising:

an integrated protection circuit chip for controlling overcharge, overdischarge and overcurrent of a battery, wherein the integrated protection circuit chip is mounted on one side of the Protection Circuit Module which has a penetration hole at a corresponding position to a projection of a battery cell connected to the Protection Circuit Module.

2. The Protection Circuit Module according to claim 1, wherein the integrated protection circuit chip is a Switched Protection Module (SPM).

3. The Protection Circuit Module according to claim 1, wherein the Protection Circuit Module has an electrode lead connected to one side of the penetration hole.

4. The Protection Circuit Module according to claim 1, wherein the Protection Circuit Module has at least one electrode lead connected to at least one side of both sides of the protection circuit module.

5. The Protection Circuit Module according to claim 4, wherein at least one electrode lead is connected to be penetrated into the protection circuit module.

6. The Protection Circuit Module according to claim 5, wherein a height of the at least one electrode lead exposed to the protection circuit module is higher than a height of the integrated protection circuit chip mounted in the protection circuit module.

7. A battery, comprising:

the Protection Circuit Module according to claim 1; and

a battery cell which has a projection at corresponding position with the penetration hole of the Protection Circuit Module, wherein the battery cell is electrically connected to the Protection Circuit Module for the projection of battery cell to be inserted in the penetration hole of the Protection Circuit Module.

8. The battery according to claim 7, wherein the battery cell is embossing-processed on the side connected to the protection circuit module to have at least one groove, in which the integrated protection circuit chip of the protection circuit module is included.

9. The battery according to claim 7, wherein an insulator is included between the battery cell and the protection circuit module.

10. A method for manufacturing a battery, the method comprising:

inserting the projection of battery cell to the penetration hole of the Protection Circuit Module according to claim 1 and connecting at least one electrode lead of the Protection Circuit Module and at least one electrode terminal of the battery cell.

11. The method according to claim 10, further comprising:

attaching a top cover, a bottom cover and a label simultaneously to the battery cell to which the protection circuit module is connected.

12. A battery, comprising:

the Protection Circuit Module according to claim 2; and

a battery cell which has a projection at corresponding position with the penetration hole of the Protection Circuit Module, wherein the battery cell is electrically connected to the Protection Circuit Module for the projection of battery cell to be inserted in the penetration hole of the Protection Circuit Module.

13. A battery, comprising:

the Protection Circuit Module according to claim 3; and

a battery cell which has a projection at corresponding position with the penetration hole of the Protection Circuit Module, wherein the battery cell is electrically connected to the Protection Circuit Module for the projection of battery cell to be inserted in the penetration hole of the Protection Circuit Module.

14. A battery, comprising:

the Protection Circuit Module according to claim 4; and

a battery cell which has a projection at corresponding position with the penetration hole of the Protection Circuit Module, wherein the battery cell is electrically connected to the Protection Circuit Module for the projection of battery cell to be inserted in the penetration hole of the Protection Circuit Module.

15. A battery, comprising:

the Protection Circuit Module according to claim 5; and

a battery cell which has a projection at corresponding position with the penetration hole of the Protection Circuit Module, wherein the battery cell is electrically connected to the Protection Circuit Module for the projection of battery cell to be inserted in the penetration hole of the Protection Circuit Module.

16. A battery, comprising:

the Protection Circuit Module according to claim 6; and

a battery cell which has a projection at corresponding position with the penetration hole of the Protection Circuit Module, wherein the battery cell is electrically connected to the Protection Circuit Module for the projection of battery cell to be inserted in the penetration hole of the Protection Circuit Module.

17. A method for manufacturing a battery, the method comprising:

inserting the projection of battery cell to the penetration hole of the Protection Circuit Module according to claim 2 and connecting at least one electrode lead of the Protection Circuit Module and at least one electrode terminal of the battery cell.

18. A method for manufacturing a battery, the method comprising:

inserting the projection of battery cell to the penetration hole of the Protection Circuit Module according to claim 3 and connecting at least one electrode lead of the Protection Circuit Module and at least one electrode terminal of the battery cell.

19. A method for manufacturing a battery, the method comprising:

inserting the projection of battery cell to the penetration hole of the Protection Circuit Module according to claim 4 and connecting at least one electrode lead of the Protection Circuit Module and at least one electrode terminal of the battery cell.

20. A method for manufacturing a battery, the method comprising:

inserting the projection of battery cell to the penetration hole of the Protection Circuit Module according to claim 5 and connecting at least one electrode lead of the Protection Circuit Module and at least one electrode terminal of the battery cell.