A centre seeking actuator (10) comprising: an outer cylinder (102); a slave cylinder (14) slidably disposed within the outer cylinder; a rod assembly (120, 122), the piston (122) of which is slidably disposed within the slave cylinder and the rod (120) of which extends from the outer cylinder; one or more first dynamic seals (121) arranged to act on a side wall of the rod to inhibit working fluid leaking from the outer cylinder; and one or more second dynamic seals (12) arranged to act on a sidewall of the slave cylinder to inhibit working fluid leaking from the outer cylinder.
CENTRE SEEKING ACTUATOR
MITTELPUNKT SUCHENDES STELLGLIED
ACTIONNEUR DE RECHERCHE DE CENTRE
09.04.2025
Patent
Elektronische Ressource
Englisch
IPC: | B64C AEROPLANES , Flugzeuge |
Swing-arm-type PZT dual actuator with fast seeking for optical disk drive
British Library Online Contents | 2002
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