The moulds are opened and closed by cams actuated by compressed air.
While forming and promoting his scheme, he was actuated by principles of political wisdom and by the purest patriotism.
In the matter of taxes, though actuated by the most noble designs, he did harm to the public revenues.
The relay tongue, being perfectly free to move, can be actuated by a comparatively weak current.
In the same way the arrangements finally elaborated by Lodge and Muirhead consisted of a direct coupled antenna and nearly closed condenser circuit, and a similar receiving circuit containing as a detector the steel wheel revolving on oily mercury which actuated a siphon recorder writing signals on paper tape.
