Actuator

An actuator comprises a first actuator arrangement operable to allow relative axial movement to occur between a first component (16, 44) and a second component (18, 46), a second actuator arrangement operable to allow relative axial movement to occur between a third component (28, 48) and a fourth c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TUCKER, BENJAMIN THOMAS, MAXWELL, CARL JAMES, HUDSON, TIMOTHY
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:An actuator comprises a first actuator arrangement operable to allow relative axial movement to occur between a first component (16, 44) and a second component (18, 46), a second actuator arrangement operable to allow relative axial movement to occur between a third component (28, 48) and a fourth component (26, 50), brake means (30, 52, 66) operable to prevent extension of the first and/or second actuator arrangement, and damping means (72) operable to control the rate of extension of at least one of the first and second actuator arrangements.