Battery device with integrated circuit substrate packaging

• US 5,472,804 A
• Filed: 12/01/1994
• Issued: 12/05/1995
• Est. Priority Date: 12/01/1994
• Status: Expired due to Term

• Current Assignee: Google Technology Holdings LLC (Alphabet Inc.)
• Original Assignee: Motorola, Inc. (Motorola Solutions, Inc.)
• Inventors: Austin, Micheal M., Fischl, Steven R.
• Primary Examiner(s): Willis, Jr., Prince
• Assistant Examiner(s): CHANEY, CAROL DIANE
• Application Number:
  US08/347,734
• Time in Patent Office: 369 Days
• Field of Search: 429/96, 429/97, 429/123, 429/7, 429/99
• US Class Current: 429/99
• CPC Class Codes: H01M 10/48 Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals, H01M50/569
• CPC Class Codes: H01M 50/213 adapted for cells having curved cross-section, e.g. round or elliptic H01M50/209, H01M50/216 take precedence
• CPC Class Codes: H01M 50/296 characterised by terminals of battery packs terminals of batteries H01M50/543
• CPC Class Codes: H05K 1/0393 Flexible materials H05K1/038 takes precedence; specific organic compositions are classified in H05K1/0313 and subgroups
• CPC Class Codes: H05K 1/189 characterised by the use of a flexible or folded printed circuit H05K3/326 takes precedence
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

A battery device (100) has integral circuit substrate packaging. The battery device (100) has one or more energy cells (122), and a substrate (105) having an integral battery circuit (130) electrically coupled to the one or more energy cells (122). The substrate (105) forms a housing for the one or more energy cells (122).

Claims

1. A battery device with integral circuit substrate packaging, comprising:

at least one energy cell; and

a flexible film substrate circuit tarrying substrate having an integral battery circuit electrically coupled to the at least one energy cell, the substrate forming a housing for the at least one energy cell.

2. The battery device of claim 1, further comprising a plurality of battery contacts being disposed on the substrate, and being electrically coupled to the integral battery circuit.

3. The battery device of claim 2, wherein the substrate comprises an insulated conductive pattern having portions thereof without insulation to at least partially define the battery contacts.

6. The battery device of claim 1, wherein the substrate provides structural support for the at least one energy cell, and for the integral battery circuit.

7. The battery device of claim 1, wherein the substrate has a pattern therein defining labeling information for the battery device.

10. The battery device of claim 1, further comprising at least two energy cells, and wherein the substrate comprises a conductive pattern that provides electrical coupling between the at least two energy cells.

11. The battery device of claim 1, wherein the substrate comprises a conductive pattern that provides electrical coupling between the at least one energy cell and the integral battery circuit.

4. A battery device with integral circuit substrate packaging, comprising:

at least one energy cell; and

a substrate having an integral battery circuit electrically coupled to the at least one energy cell, the substrate forming a housing for the at least one energy cell;

wherein the substrate substantially envelops the at least one energy cell, and provides insulation for the integral battery circuit.

5. A battery device with integral circuit substrate packaging, comprising:

at least one energy cell; and

a substrate having an integral battery circuit electrically coupled to the at least one energy cell, the substrate forming a housing for the at least one energy cell;

wherein the substrate is adhesively attached to the at least one energy cell.

8. A battery device with integral circuit substrate packaging, comprising:

at least one energy cell; and

a substrate having an integral battery circuit electrically coupled to the at least one energy cell, the substrate forming a housing for the at least one energy cell;

wherein the substrate has a main portion and an end flap attached to the main portion, the main portion covering a first portion of the at least one energy cell, and the end flap covering a second portion of the at least one energy cell.

9. The battery device of claim 8, wherein the end flap has a winged portion, and the main portion is wrapped around the at least one energy cell to capture the winged portion to help secure the end flap.

12. A battery device, comprising:

a plurality of battery cells that are electrically coupled; and

a flexible film substrate having an integral battery circuit, and being electrically coupled to the plurality of battery cells, the flexible film substrate having an insulated conductive pattern partially defining the integral battery circuit, the insulated conductive pattern having a portion without insulation, the portion without insulation at least partially defining battery contacts as external electrical contacts to the battery device, the flexible film substrate substantially enveloping the plurality of battery cells and forming protective covering therefor.

13. The battery device of claim 12, wherein the flexible film substrate is adhesively attached to the plurality of battery cells.

14. The battery device of claim 12, wherein the flexible film substrate, together with the plurality of battery cells, form a substantially rigid structure.

15. The battery device of claim 12, wherein the flexible film substrate has a pattern therein defining labeling information for the battery device.

16. A device, comprising:

a battery cell pack;

a flexible film circuit carrying substrate having circuitry electrically coupled to the battery cell pack; and

a plurality of external electrical contacts defined by portions of the flexible film circuit carrying substrate and supported by the battery cell pack.

17. The device of claim 16, wherein the flexible film circuit carrying substrate form folded layers around the battery cell pack.

18. The device of claim 17, wherein the circuitry comprises electrical components disposed between the folded layers of the flexible film circuit carrying substrate.

19. The device of claim 16, wherein the flexible film circuit carrying substrate has an insulated conductive pattern with portions without insulation at least partially defining the plurality of external electrical contacts.

20. The device of claim 16, wherein the flexible film circuit carrying substrate substantially envelops, and together with the battery cell pack, form a substantially rigid structure.

21. The device of claim 16, wherein the flexible film circuit carrying substrate comprises polyimide.