A rotary actuator includes: a shaft; a first threaded portion and a second threaded portion formed on the shaft and axially spaced from each other. A first nut is mounted for movement along the first threaded portion and a second nut is mounted for movement along the second threaded portion. A plurality of first and second components extend radially outward from the first and second nut. An earth sleeve and an output sleeve extend around the shaft and the first and second nuts. The shaft is configured to be driven to rotate about a longitudinal axis thereof relative to the earth sleeve. The earth sleeve comprises a plurality of axially extending earth guides. The output sleeve comprises a plurality of first guides and a plurality of second guides. Each first component engages with a respective first guide and a respective earth guide for movement there along.
ROTARY ACTUATOR
2024-09-26
Patent
Electronic Resource
English