ELECTRIC LINEAR ACTUATOR

An electric linear actuator includes an outer cylinder, an electric motor attached to the outer cylinder, a ball screw configured to convert rotational motion output by the electric motor into linear motion in a predetermined direction, and a ball spline configured to transmit only the linear motion...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	MURAUCHI, Kazuhiro
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CONVERSION OR DISTRIBUTION OF ELECTRIC POWER DYNAMO-ELECTRIC MACHINES ELECTRICITY ENGINEERING ELEMENTS AND UNITS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS GENERATION HEATING LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	An electric linear actuator includes an outer cylinder, an electric motor attached to the outer cylinder, a ball screw configured to convert rotational motion output by the electric motor into linear motion in a predetermined direction, and a ball spline configured to transmit only the linear motion in the predetermined direction, The ball screw includes a screw shaft coupled to a shaft of the electric motor, and a first nut fitted to the screw shaft. The ball spline includes a spline shaft connected to the first nut, and a second nut attached to the outer cylinder and fitted to the spline shaft.