Patent ID: 7549620

Claim:
An engine mount insulator for a large-sized truck interposed between a chassis frame and an engine to dampen vibration between the chassis frame and the engine, the engine mount insulator comprising: a lower housing including flanges fixed to a lateral side of the chassis frame by means of a bolt and a reverse-V shaped plate provided between the flanges and extending toward the engine, wherein rubber assembling guides are formed at both lateral sides of the reverse-V shaped plate of the lower housing, and both side edge parts of contact portions between the rubber assembling guides are partially cut away so that mounting cavities are formed at the side edge parts of the contact portions between the rubber assembling guides; an upper housing including a body, a predetermined portion of the body being fixed to one side of the engine by means of a bolt; the upper housing further including wings having a reverse-V shape and extending downward from both sides of the body; a rubber member having a rectangular shape and including a first side assembled with an inner surface of the wings of the upper housing, and a second side assembled with the lower housing; and a side plate assembled with the upper housing by means of a bolt so as to support the rubber member from a lower portion of the rubber member.