Abstract

Disclosed is a step actuator apparatus. The step actuator includes a step actuator including a housing, a stator installed in the housing, a rotor rotating by a reaction with the stator and a screw member coupled to the rotor and moving linearly according to rotation of the rotor; and a circuit board module including a circuit board electrically connected to the step actuator and a case for supporting the circuit board. The housing has a first opening. The case includes a plurality of hooks inserted into the first opening.

IPC Classes  ?

• H02K 5/00 - Casings; Enclosures; Supports
• H02K 7/06 - Means for converting reciprocating motion into rotary motion or vice versa
• H02K 37/24 - Structural association with auxiliary mechanical devices