LINEAR ACTUATOR Russian patent published in 2021 - IPC F16H25/20 

FIELD: linear actuators.

SUBSTANCE: invention relates to linear actuators and can be used as a power drive in various hydraulic structures and industries. The linear actuator contains a housing in which a rod is placed, which can move along its axis and is secured against rotation by means of a segment key. The ball screw is installed in the stem and connects the stem and housing through the ball screw with a nut and two clips installed at its end. The cages have installed spherical thrust radial roller bearings and angular contact ball bearings, and the screw is connected to the electric motor through a cylindrical gearbox, a spring damper is located between the cages, consisting of cushioning springs and support washers that can interact with cushioning springs on each side.

EFFECT: increased reliability and resource, simplified design, improved technical characteristics, expanded functionality.

4 cl, 2 dwg