Screw actuator for a legged robot

An example robot includes: a leg having an upper leg member and a lower leg member coupled to the upper leg member at a knee joint; a screw actuator disposed within the upper leg member, where the screw actuator has a screw shaft and a nut mounted coaxial to the screw shaft such that the screw shaft...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Young, Adam, Potter, Steven D, Jackowski, Zachary John
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CHAMBERS PROVIDED WITH MANIPULATION DEVICES ENGINEERING ELEMENTS AND UNITS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HAND TOOLS HEATING LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS LIGHTING MANIPULATORS MECHANICAL ENGINEERING MOTOR VEHICLES PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS THERMAL INSULATION IN GENERAL TRAILERS TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	An example robot includes: a leg having an upper leg member and a lower leg member coupled to the upper leg member at a knee joint; a screw actuator disposed within the upper leg member, where the screw actuator has a screw shaft and a nut mounted coaxial to the screw shaft such that the screw shaft is rotatable within the nut; a motor mounted at an upper portion of the upper leg member and coupled to the screw shaft; a carrier coupled and mounted coaxial to the nut such that the nut is disposed at a proximal end of the carrier; and a linkage coupled to the carrier, where the linkage is coupled to the lower leg member at the knee joint.