To arouse to action or put in motion
To set or keep going
To put into action or use
If long circuits were worked direct with ordinary instruments, high battery power would be required in order to send sufficient Single current to actuate the apparatus.
The relay was employed to actuate through a local battery B2 an ordinary Morse printing telegraphic instrument M.
The relay itself served to actuate a Morse printing telegraph by means of a local battery.
The currents actuate a ratchet-wheel mechanism at the receiving station, whereby the hand on a small dial is moved on letter by letter.
The different kinds of motive power used to actuate cranes - manual, steam, hydraulic, electric - give a further classification.
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