HIGH EFFICIENCY PIEZOELECTRIC MICRO-GENERATOR AND ENERGY STORAGE SYSTEM
First Claim
1. A power supply for implanting into a patient'"'"'s body and providing electricity to a load within said body, said power supply comprising an enclosure;
- adapted for optimizing an activating force by means of orienting thereof;
said power supply further comprising(a) a piezoelectric micro-generator comprising(i) a piezoelectric element/having an elongate shape with first and second terminals;
said first terminal mechanically connected to said enclosure;
said piezoelectric element configured for substantially resonant oscillation at frequency characterizing motion of said patient'"'"'s heart or other organ;
(ii) a mechanical harnessing unit mechanically connected to said second terminal of said piezoelectric element to increase an oscillation amplitude of said piezoelectric element;
(b) electrical energy storing means;
(c) control unit adapted for managing charging and discharging said storing means said control unit further provided with means for decoupling said piezoelectric element from and connecting to said electrical energy storing means to increase efficiency of said power supply.
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Accused Products
Abstract
This present invention provides a power supply for implanting into a patient'"'"'s body and providing electricity to a load within the body, said power supply comprising an enclosure; adapted for optimizing an activating force by mechanisms of orienting thereof; the power supply further comprising (a) a piezoelectric micro-generator comprising (b) electrical energy storing means; (c) control unit adapted for managing charging and discharging said storing means said control unit further provided with means for decoupling said piezoelectric element from and connecting to said electrical energy storing means to increase efficiency of said power supply.
47 Citations
20 Claims
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1. A power supply for implanting into a patient'"'"'s body and providing electricity to a load within said body, said power supply comprising an enclosure;
- adapted for optimizing an activating force by means of orienting thereof;
said power supply further comprising(a) a piezoelectric micro-generator comprising (i) a piezoelectric element/having an elongate shape with first and second terminals;
said first terminal mechanically connected to said enclosure;
said piezoelectric element configured for substantially resonant oscillation at frequency characterizing motion of said patient'"'"'s heart or other organ;(ii) a mechanical harnessing unit mechanically connected to said second terminal of said piezoelectric element to increase an oscillation amplitude of said piezoelectric element; (b) electrical energy storing means; (c) control unit adapted for managing charging and discharging said storing means said control unit further provided with means for decoupling said piezoelectric element from and connecting to said electrical energy storing means to increase efficiency of said power supply. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
- adapted for optimizing an activating force by means of orienting thereof;
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15. A method of piezoelectric conversion of a patient'"'"'s body motion into electric energy, said method comprising the steps of:
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(a) providing a micro-generator further comprising i. a enclosure; and ii. a piezoelectric element having an elongate shape with first and second terminals;
said first terminal mechanically connected to said enclosure;
said piezoelectric element configured for substantially resonant oscillation at frequency characterizing motion of said patient'"'"'s body; andiii. an electric energy storing means; (b) implanting into the patient'"'"'s body; (c) inertially picking up mechanical energy of body motion; wherein said step of picking up mechanical energy is performed by said piezoelectric element provided at said second terminal with an mechanical harnessing unit to increase an oscillation amplitude of said piezoelectric element. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification