Abstract: An embodiment vibration motor assembly of a seat includes a vibration motor and an upper housing disposed around the vibration motor to hold and fix the vibration motor, the upper housing configured to be fixed to a pad of the seat, and the upper housing including a holding part disposed at a circumference of a front surface of the upper housing to hold a circumference of the vibration motor and a fixing part protruding from a rear surface of the upper housing to cover and fix a rear surface of the vibration motor.

Abstract: Proposed is a massage device which can be installed on a seat. The massage device includes a striking unit, a driving unit providing a driving force for driving the striking unit, and an operation unit configured to convert a rotation force provided by the driving unit into a linear motion to linearly move the striking unit.

Abstract: Disclosed is a massage device for a legrest of a vehicle seat in which a massage module capable of massaging the calves of a passenger by striking the same is installed so as to massage the calves of the passenger, thereby improving blood flow to the calves and significantly reducing the fatigue of the passenger.