Piezoelectric power generator

Abstract

In order to provide a piezoelectric generating apparatus which ensures by one-time beating an electricity generation of more than dozens of times an output current that a piezoelectric generating apparatus with a conventional steel ball produces, a piezoelectric generating apparatus 1 comprises a piezoelectric ceramic boy 10 ; a cushion member 3 which supports the piezoelectric ceramic body 10 in a soft condition of hardly transmitting a characteristic vibration of the piezoelectric ceramic body 10 to other structure; and a beating means 20 which has an impact on the piezoelectric ceramic body 10 , the beating means 20 further comprising a hammer body 21, an elastic body 24 boosting the hammer body 21 in a direction of separating from the piezoelectric ceramic body 10 in the ordinary state and a switch member 27 changing a boosting direction of the elastic body 24.

1 . (canceled)  
   
   
       2 . (canceled)  
   
   
       3 . (canceled)  
   
   
       4 . A piezoelectric generating apparatus, which applies a distortion or deformation on the plate-shaped piezoelectric ceramic body to generate electricity, comprising: 
 a pair of piezoelectric ceramic bodies;    a cushion member which supports the piezoelectric ceramic bodies in a soft condition of hardly transmitting a characteristic vibration of the piezoelectric ceramic bodies to other structure;    a pendulum body which swings via a vertical elastic body by beating;    a pair of horizontal elastic bodies which is fixed to the both ends of the vertical elastic body and elongated in a direction where the horizontal elastic body orthogonally crosses the vertical elastic body; and    a hard beating means which is fixed to each distal end of the pair of horizontal elastic bodies respectively, alternately beating the pair of piezoelectric ceramic bodies and having an impact on the piezoelectric ceramic bodies,    wherein, when the pendulum body swings, a beating action that one of the pair of beating bodies beats one of the pair of piezoelectric ceramic bodies and a separating action that other of the pair of beating bodies separates from other of the pair of piezoelectric ceramic bodies are alternately repeated in straight succession.    
   
   
       5 . A piezoelectric generating apparatus according to  claim 4 , wherein the vertical elastic body is made of a rectangle-shaped plate spring and the pair of horizontal elastic bodies is made of a column-shaped bar spring.  
   
   
       6 . A piezoelectric generating apparatus according to  claim 4 , wherein, when the pendulum body swings, an intermittent mechanism is constituted that alternately repeats in straight succession a beating action and a separating action in which the pair of horizontal elastic bodies actuates each beating body to beat on or separate from each piezoelectric ceramic body.  
   
   
       7 . A piezoelectric generating apparatus according to  claim 4 , wherein the piezoelectric generating apparatus is connected with the resonance vibrator.  
   
   
       8 . A piezoelectric generating apparatus, which applies a distortion or deformation on the plate-shaped piezoelectric ceramic body to generate electricity, comprising: 
 at least a piezoelectric ceramic body;    a cushion member which supports the piezoelectric ceramic body in a soft condition of hardly transmitting a characteristic vibration of the piezoelectric ceramic body to other structure;    a base member which is formed of a spring member;    a horizontal elastic body which is fixed to the vertical portion of the base member; and    a hard beating body which is fixed to the both ends of the horizontal elastic body and beats the piezoelectric ceramic body to have an impact on the piezoelectric ceramic body,    wherein the piezoelectric generating apparatus is constituted so that, if an external force is given to the beating bodies, other of the beating bodies continuously repeats a vertical vibration by resonance.    
   
   
       9 . A piezoelectric apparatus according to  claim 8 , wherein the horizontal elastic bodies are fixed to the base member at a position of same distance from the base member and the beating bodies to be fixed to the both ends of the base member are of almost same shape and weight.  
   
   
       10 . A piezoelectric generating apparatus according to  claim 8 , wherein a connection of the horizontal elastic body with the base member is integrated by either means of screw cramp, caulking, adhesive material or welding.  
   
   
       11 . A piezoelectric generating apparatus according to  claim 5 , wherein the piezoelectric generating apparatus is connected with the resonance vibrator.  
   
   
       12 . A piezoelectric generating apparatus according to  claim 6 , wherein the piezoelectric generating apparatus is connected with the resonance vibrator.  
   
   
       13 . A piezoelectric generating apparatus according to  claim 9 , wherein a connection of the horizontal elastic body with the base member is integrated by either means of screw cramp, caulking, adhesive material or welding.