Method and device for driving at least one capacitive actuator

Details Method and device for driving at least one capacitive actuator Method and device for driving at least one capacitive actuator

1999-06-18

2000-06-27

Dougherty, Thomas M.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

H01L 4104

Patent

active

060810629

ABSTRACT:
In a driving operation, a capacitive actuator is charged from a series circuit of two capacitors having a charging voltage. An actuator voltage established at the actuator is controlled to a prescribed desired value in a course of a subsequent driving operation; the same procedure occurs for further actuators.

REFERENCES:
patent: 4732129 (1988-03-01), Takigawa et al.
patent: 5130598 (1992-07-01), Verheyen et al.
patent: 5208505 (1993-05-01), Mitsuyasu
Japanese Patent Abstract No. 61271881 (Masahiro), dated Dec. 2, 1986.

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