Stepwise fine adjustment
A variable d.c. source is connected to electrodes provided on the inner and outer surfaces of a hollow cylindrical body formed of piezoelectric ceramic through a switch to achieve dilations of the body by a variable applied voltage.
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A variable d.c. source is connected to electrodes provided on the inner and outer surfaces of a hollow cylindrical body formed of piezoelectric ceramic through a switch to achieve dilations of the body by a variable applied voltage. |
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