BATTERY DEVICE CAPABLE OF CONVERTING MECHANICAL ENERGY INTO ELECTRICAL ENERGY

• US 20070278997A1
• Filed: 08/14/2006
• Published: 12/06/2007
• Est. Priority Date: 06/05/2006
• Status: Abandoned Application

• Current Assignee: Wistron Corporation
• Original Assignee: Wistron Corporation
• Inventors: Chang, Yao-Tsung, Huang, Shyh-Ching
• Application Number:
  US11/464,207
• Publication Number:
  US 20070278997A1
• Time in Patent Office: Days
• US Class Current: 320/108
• CPC Class Codes: H01M 10/46 Accumulators structurally combined with charging apparatus circuits for charging H02J7/00
• CPC Class Codes: H01M 16/00 Structural combinations of different types of electrochemical generators
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

A battery device includes a housing including an anode and a cathode, an energy conversion module installed inside the housing for converting mechanical energy into electrical energy, and an energy storage module installed inside the housing for storing the electrical energy. The energy storage module includes an anode coupled to the anode on the housing, and a cathode coupled to the cathode on the housing. The battery device further includes a charge module installed inside the housing and coupled to the energy conversion module and the energy storage module. The charge module charges the energy storage module with the electrical energy generated by the energy conversion module. The charge module includes a rectifier for rectifying the electricity generated by the energy conversion module.

Claims

1. A battery device comprising:

a housing comprising an anode and a cathode;

an energy conversion module installed inside the housing for converting mechanical energy into electrical energy;

an energy storage module installed inside the housing for storing the electrical energy, the energy storage module comprising;

an anode coupled to the anode on the housing; and

a cathode coupled to the cathode on the housing; and

a charge module installed inside the housing and coupled to the energy conversion module and the energy storage module, the charge module charging the energy storage module with the electrical energy generated by the energy conversion module, the charge module comprising a rectifier for rectifying the electricity generated by the energy conversion module.

2. The battery device of claim 1 wherein the energy conversion module comprises:

a coil installed inside the housing; and

a magnet installed inside the housing in a movable manner relative to the coil;

wherein when the magnet moves relative to the coil, the coil generates an induced current so that the energy conversion module converts kinetic energy of the magnet into the electrical energy.

3. The battery device of claim 1 wherein the energy conversion module comprises:

a magnet installed inside the housing; and

a coil installed inside the housing in a movable manner relative to the magnet;

wherein when the coil moves relative to the magnet, the coil generates an induced current so that the energy conversion module converts kinetic energy of the coil into the electrical energy.

4. The battery device of claim 1 wherein the energy storage module is a rechargeable battery.

5. The battery device of claim 1 wherein the energy storage module is a capacitor.

6. The battery device of claim 1 wherein the charge module further comprises a resistor for limiting a charging current of the energy storage module.

7. The battery device of claim 1 wherein the charge module further comprises a zener diode for fixing a charging voltage of the energy storage module.

8. The battery device of claim 1 wherein the charge module further comprises a capacitor for stabilizing a charging voltage of the energy storage module.

9. The battery device of claim 1 wherein the charge module further comprises a switch for controlling whether the energy storage module can be charged.

10. The battery device of claim 1 further comprising a detaching mechanism installed on the housing for drawing out the energy storage module.

11. The battery device of claim 1 further comprising a connection port disposed on the housing and coupled to the charge module for receiving external electricity so as to charge the energy storage module.

12. A method for converting mechanical energy into electrical energy in a battery device, the method comprising:

(a) generating mechanical energy in the battery device;

(b) converting the mechanical energy into electrical energy in the battery device;

(c) rectifying the electrical energy generated in step (b) in the battery device; and

(d) charging the battery device with the rectified electrical energy.

13. The method of claim 12 wherein step (a) comprises generating kinetic energy in the battery device by a relative motion of a coil and a magnet and step (b) comprises converting the kinetic energy of the coil or the magnet into the electrical energy in the battery device.

14. The method of claim 12 further comprising limiting a charging current of the battery device.

15. The method of claim 12 further comprising fixing a charging voltage of the battery device.

16. The method of claim 12 further comprising stabilizing a charging voltage of the battery device.

17. The method of claim 12 further comprising determining whether the battery device can be charged.

18. The method of claim 12 further comprising receiving external electricity so as to charge the battery device.