VIBRATION DAMPER FOR CAR SEAT

본 발명은 진동질량부재와, 상기 진동질량부재의 양측으로 돌출된 고정 핀을 구비하는 진동질량부재 조립체, 상기 고정 핀을 내부에 수용하며 상기 진동질량부재의 양측에 각각 결합되고, 상기 진동질량부재가 전방향으로 유동하도록 가이드 하는 가이드 부쉬 및 상기 가이드 부쉬가 삽입되기 위한 삽입 홀을 구비하고, 시트에 고정되도록 형성되는 장착 브라켓을 포함한다. A damper for a vehicle seat includes a vibrating mass member assembly including a vibrating mass member and a fixing member protruding from a side of the vibrating mass member, a guide bush accommodating the fixing member therein, coupled to each of the both sides of the vibrating mass member, and guiding the vibrating mass member to move in all directions, and a mounting bracket having an insertion hole into which the guide bush is inserted and fixedly formed on the vehicle seat. The damper may include an additional fixing member protruding from another side of the vibrating mass member, such that the fixing member and the additional fixing member protrude from both sides of the vibrating mass member.