The present disclosure provides an actuator assembly comprising a ballnut (110) having a helical track (112), an actuator drive unit ("ADU") housing (140) having an ADU track (141), and a ballscrew (220). In various embodiments, the ballscrew (220) comprises a first translation bearing track (222), wherein the helical track (112) and the first translation bearing track (222) form a first translation bearing raceway (451) in which a plurality of first translation bearing balls (421) having a first diameter are disposed, and a second translation bearing track (224), wherein the helical track (112) and the second translation bearing track (224) form a second translation bearing raceway (452) in which a plurality of second translation bearing balls (422) having a second diameter are disposed, wherein the first diameter and the second diameter are not equal.
AIRCRAFT BRAKE ACTUATOR ASSEMBLIES
FLUGZEUGBREMSENBETÄTIGUNGSANORDNUNGEN
ENSEMBLES D'ACTIONNEMENT DE FREIN D'AVION
06.01.2021
Patent
Elektronische Ressource
Englisch
Aircraft electric brake actuator assembly with line replaceable actuator brake
Europäisches Patentamt | 2017
|