Patent ID: 7528332

Claim:
High speed actuating apparatus comprising: a capillary device further comprising an energy storage capacitor, a high voltage pulse generator connected to the energy storage capacitor, an electrode connected to the high voltage pulse generator, an anode connected to the electrode, a capillary housing having a closed end and an open end and holding the anode near the closed end, a capillary liner within the capillary housing, a capillary volume within the capillary liner, and a cathode at the open end of the capillary device opposite the electrode, a housing enclosing the open end of the capillary device, a drive cylinder within the housing, a working gas within the drive cylinder and the capillary volume, a drive piston within the drive cylinder, a damper cylinder connected to the housing, a damper piston within the damper cylinder, hydraulic fluid within the interior volume, and a shaft connecting the drive piston to the damper piston.