Claims
- 1. In an electro-mechanical transducing element for moving at least one electrical device in response to a supplied electrical signal, said element being generally elongated in shape with a first free and movable portion to which said electrical device is attached, and a second relatively fixed portion affixed to a relatively fixed supporting device, said element having an elongated surface extending between said first and second portions,
- the improvement comprising:
- at least one elongated electrically conductive portion adapted to be electrically connected to said electrical device, said electrically conductive portion being arranged between said first and second portions and extending lengthwise along the elongated element, said electrically conductive portion including an insulating flexible printed circuit plate cemented substantially continuously along and to the surface between said first portion and a position near said second portion of said electro-mechanical transducing element, and extending from said first portion to a position near said second portion, and said electrically conductive portion being formed as a conductive pattern printed on said printed circuit plate.
- 2. An electro-mechanical transducing element for use with at least one electrical device, comprising:
- (A) at least one piezo-ceramic plate of a generally elongated shape having a pair of planar surfaces, said piezo-ceramic plate having a fixed portion and a movable portion;
- (B) at least one electrode affixed to one of said surfaces of said piezo-ceramic plate; and
- (C) at least one electrical conductor for forming an electrical path for said electrical device, said conductor being flexible and formed on said piezo-ceramic plate and extending lengthwise along the elongated ceramic plate while being insulated from said electrode, said conductor being fixed continuously along and printed on the surface of a zone ranging continuously from said fixed portion to the movable portion of said piezo-ceramic plate along the direction from the fixed portion to the movable portion in an insulated state with respect to said electrode.
- 3. A piezoelectric bimorph element for use with an electrical device, comprising:
- (A) a pair of electrically paired piezo-ceramic plates bonded to a common substrate between the plates, the bonded pair of ceramic plates having a first portion adapted to be affixed to a supporting device and a second portion which is free to deflect to move said electrical device;
- (B) a plurality of electrodes for applying to each of said piezo-ceramic plates a deflection voltage; and
- (C) a pair of flexible electrical conductors for forming a pair of electrical paths for said electrical device, each of said conductors being stuck continuously along and to said bonded pair of piezo-ceramic plates between said first portion and said second portion while being insulated from said electrodes and extending from said second portion toward said first portion of the bonded plates.
- 4. The element according to claim 3, wherein said pair of conductors is disposed on one of said electrodes and has an insulation layer therebetween.
- 5. The element according to claim 3, wherein said pair of conductors is disposed on one of said piezo-ceramic plates together with one of said electrodes.
- 6. An assembly comprising:
- (A) at least one electrical device;
- (B) an electro-mechanical transducing element for moving said electrical device in response to a supplied electrical signal, said element having a first portion and a second freely-movable portion, said electrical device being affixed to said second portion, and said element further having a first electrically conductive portion extending from said second portion toward said first portion and electrically connected to said electrical device, and a second electrically conductive portion extending from said second portion toward said first portion and electrically connected to said electro-mechanical transducing element and insulated from said first electrically conductive portion, said second electrically conductive portion being formed integrally with said transducing element, said first and second electrically conductive portions being integrally attached to a continous portion between said first and second portions of said electro-mechanical transducing element; and
- (C) means for supporting said transducing element at said first portion thereof.
- 7. The assembly according to claim 6, wherein said electrical device includes a magnetic transducer head.
- 8. The assembly according to claim 6, wherein said electrical device includes a light emitting element.
- 9. The assembly according to claim 6, wherein said electrical device includes a light receiving element.
- 10. An assembly comprising:
- (A) at least one electrical device;
- (B) an electro-mechanical transducing element for moving said electrical device in response to a supplied electrical signal, said element having a first portion and a second freely-movable portion, said electrical device being affixed to said second portion, and said element including:
- (B-1) at least one piezo-ceramic plate;
- (B-2) at least one electrode affixed to said piezo-ceramic plate; and
- (B-3) at least one flexible electrical conductor electrically connected to said electrical device and forming an electrical path for said electrical device, said conductor being stuck to said pizeo-ceramic plate and continuously between said second portion and said first portion of the element while being insulated from said electrode; and
- (C) means for supporting said transducing element at said first portion thereof.
- 11. The assembly according to claim 10, wherein said electrical device includes a magnetic transducer head.
- 12. The assembly according to claim 10, wherein said electrical device includes a light emitting element.
- 13. The assembly according to claim 10, wherein said electrical device includes a light receiving element.
- 14. An assembly comprising:
- (A) at least one electrical device;
- (B) a piezoelectric bimorph element for moving said electrical device, said element having a first portion and a second portion free to deflect, said electrical device being affixed to said second portion, and said element including:
- (B-1) a pair of electrically paired piezo-ceramic plates bonded to a common substrate between the plates;
- (B-2) a plurality of electrodes for applying to each of said piezo-ceramic plates a deflection voltage, said electrodes extending from said first portion to said second portion, and having a portion thereof cemented to one of said piezo-ceramic plates; and
- (B-3) a pair of electrical conductors electrically connected to said electrical device and forming a pair of electrical paths for said electrical device, each of said conductors being stuck to said bonded pair of piezo-ceramic plates at positions removed from said electrodes while being insulated from said electrodes continuously between said second portion and said first portion of the bonded plates; and
- (C) means for supporting said bimorph element at said first portion.
- 15. The assembly according to claim 14, wherein said pair of conductors in said bimorph element is disposed on one of said electrodes and has an insulation layer therebetween.
- 16. The assembly according to claim 14, wherein said pair of conductors in said bimorph element is disposed on one of said piezo-ceramic plates together with one of said electrodes.
- 17. The assembly according to claim 14, wherein said electrical device includes a magnetic transducer head.
- 18. The assembly according to claim 14, wherein said electrical device includes a light emitting element.
- 19. The assembly according to claim 14, wherein said electrical device includes a light receiving element.
- 20. A piezo-electric element comprising:
- (a) a flexible piezo-electric plate of elongated shape;
- (b) an electrical device provided at a first end of said piezo-electric plate;
- (c) a first flexible electrode attached continuously along the length of said piezo-electric plate and electrically connected thereof; and
- (d) a second flexible electrode attached along the length of said piezo-electric plate and electrically insulated therefrom, said second flexible electrode being electronicaly connected to said electrical device, said second flexible electrode being attached continuously up to a portion near an end portion of said flexible piezo-electric plate on the opposing side of said electrical device.
Priority Claims (1)
Number |
Date |
Country |
Kind |
58-126334 |
Jul 1983 |
JPX |
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Parent Case Info
This is a continuation of application Ser. No. 628,457, filed Jul. 6, 1984, now abandoned.
US Referenced Citations (7)
Continuations (1)
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Number |
Date |
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Parent |
628457 |
Jul 1984 |
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