Battery with printed circuit

• US 20060127752A1
• Filed: 12/09/2004
• Published: 06/15/2006
• Est. Priority Date: 12/09/2004
• Status: Abandoned Application

• Current Assignee: TRW Automotive USLLC (Zeppelin - Stiftung der Stadt Friedrichshafen)
• Original Assignee: TRW Automotive USLLC (Zeppelin - Stiftung der Stadt Friedrichshafen)
• Inventors: Gray, Matthew James, Scales, John
• Application Number:
  US11/008,870
• Publication Number:
  US 20060127752A1
• Time in Patent Office: Days
• US Class Current: 429/129
• CPC Class Codes: H01M 10/0525 Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
• CPC Class Codes: H01M 10/425 Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing printed circuits H05K1/00
• CPC Class Codes: H01M 50/103 prismatic or rectangular H01M50/109, H01M50/11 take precedence
• CPC Class Codes: H01M 50/545 formed by the casing of the cells cup shaped terminals adapted for cells having curved cross-section H01M50/56
• CPC Class Codes: H01M 50/548 on opposite sides of the cell
• CPC Class Codes: H01M 50/559 Terminals adapted for cells having curved cross-section, e.g. round, elliptic or button cells H01M50/553 takes precedence
• CPC Class Codes: H05K 1/0284 Details of three-dimensional rigid printed circuit boards H05K1/119 takes precedence; shaping of the substrate H05K3/0014
• CPC Class Codes: H05K 2201/10037 Printed or non-printed battery
• CPC Class Codes: H05K 3/0058 Laminating printed circuit boards onto other substrates, e.g. metallic substrates H05K1/0281 takes precedence
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

An apparatus (10) includes a battery (12) that has a positive terminal (50) and a negative terminal (52). At least one layer of electrical insulating material (60) is disposed on one of the positive terminal (50) and the negative terminal (52). At least one electrically conductive circuit layer (62) is disposed on the at least one layer of electrical insulating material (60).

Claims

1. An apparatus comprising:

a battery comprising a positive terminal and a negative terminal;

at least one layer of electrical insulating material disposed on one of said positive and negative terminals; and

at least one electrically conductive circuit layer disposed on said at least one layer of electrical insulating material.

2. The apparatus of claim 1, wherein said positive terminal comprises a top casing of said battery and said negative terminal comprises a bottom casing of said battery.

3. The apparatus of claim 2, wherein said top and bottom casings are isolated from each other by an electrical insulating material.

4. The apparatus of claim 2, wherein said battery further comprises an electrolyte material disposed between said top and bottom casings.

5. The apparatus of claim 1, wherein said at least one electrically conductive circuit layer comprises a ground plane disposed on one of said at least one layers of electrical insulating material.

6. The apparatus of claim 5, further comprising means for providing an electrical connection between said ground plane and said negative terminal.

7. The apparatus of claim 1, wherein said at least one electrically conductive circuit layer comprises a positive trace layer disposed on one of said at least one layers of electrical insulating material.

8. The apparatus of claim 7, further comprising means for providing an electrical connection between said positive trace layer and said positive terminal.

9. The apparatus of claim 8, wherein said positive trace layer and said at least one layer of electrical insulating material are disposed on said positive terminal of said battery, said means for providing an electrical connection comprising a portion of said positive trace layer electrically connected to said positive terminal through said at least one layer of electrical insulating material.

10. The apparatus of claim 8, wherein said positive trace layer and said at least one layer of electrical insulating material are disposed on said negative terminal of said battery, said means for providing an electrical connection comprising a strap having a portion connected to said positive terminal and a portion connected to said positive trace layer.

11. The apparatus of claim 1, wherein said at least one electrically conductive circuit layer comprises a negative trace layer disposed on one of said at least one layers of electrical insulating material.

12. The apparatus of claim 11, further comprising means for providing an electrical connection between said negative trace layer and said negative terminal.

13. The apparatus of claim 12, wherein said negative trace layer and said at least one layer of electrical insulating material are disposed on said negative terminal of said battery, said means for providing an electrical connection comprising a portion of said negative trace layer electrically connected to said negative terminal through said at least one layer of electrical insulating material.

14. The apparatus of claim 12, wherein said negative trace layer and said at least one layer of electrical insulating material are disposed on said positive terminal of said battery, said means for providing an electrical connection comprising a strap having a portion connected to said negative terminal and a portion connected to said negative trace layer.

15. The apparatus of claim 9, further comprising means for providing an electrical connection between said negative trace layer and a ground plane.

16. The apparatus of claim 15, wherein said means for providing an electrical connection comprises a portion of said negative trace layer electrically connected to said ground plane through a layer of electrical insulating material disposed between said negative trace layer and said ground plane.

17. The apparatus of claim 1, wherein said at least one layer of electrical insulating material and said at least one electrically conductive circuit layer are disposed on said battery via thick film printing.

18. The apparatus of claim 1, wherein said at least one electrically conductive circuit layer comprises a thick film printed silver trace material.

19. The apparatus of claim 1, wherein said battery comprises a coin battery.

20. The apparatus of claim 1, wherein said battery comprises a lithium ion battery.

21. The apparatus of claim 1, further comprising at least one circuit component mounted on said battery and electrically connected to said at least one electrically conductive circuit layer.

22. The apparatus of claim 21, wherein said at least one circuit component is connected to said at least one electrically conductive circuit layer via soldering.

23. The apparatus of claim 22, wherein said soldering comprises at least one of selective soldering and reflow soldering.

24. An apparatus comprising:

a battery comprising a positive terminal and a negative terminal; and

a printed circuit formed on at least one of said positive and negative terminals.

25. The apparatus of claim 24, wherein said printed circuit is formed with thick film printing.