Actuators for powered prostheses
AssigneeThe Board of Trustees of The University of Alabama
InventorsXiangrong Shen, MD Rayhan Afsar, MD Rejwanul Haque
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Abstract
Example actuators for powered prostheses and powered prostheses are described herein. An example actuator for a powered prosthesis includes a motor including a motor output shaft and connected to a motor output sprocket; an intermediate shaft comprising a first intermediate sprocket and a second intermediate sprocket; an output sprocket; a first drive chain configured to engage the first intermediate sprocket and the motor output sprocket; and a second drive chain configured to engage the second intermediate sprocket and the output sprocket.
Claims20
An actuator for a powered prostheses comprising:
- a motor comprising a motor output shaft, connected to a motor output sprocket:
- an intermediate shaft comprising a first intermediate sprocket and a second intermediate sprocket:
- an output sprocket:
- a first drive chain configured to engage the first intermediate sprocket and the motor output sprocket;
- and
- a second drive chain configured to engage the second intermediate sprocket and the output sprocket.
A powered prosthesis comprising:
- a first limb section and a second limb section:
- an actuator coupled to the first limb section and the second limb section, the actuator comprising:
- a motor comprising a motor output shaft and a motor output sprocket:
- an intermediate shaft comprising a first intermediate sprocket and a second intermediate sprocket:
- an output sprocket:
- a first drive chain configured to engage the first intermediate sprocket and the motor output sprocket:
- and
- a second drive chain configured to engage the second intermediate sprocket and the output sprocket.
Dependencies are inferred from the claim text.