| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a damping control device filled with an MR fluid and to provide an engine mount having the same. <P>SOLUTION: The damping control device includes a lower core wherein an upper plate and a lower plate are disposed in parallel inside an outer ring, the lower plate is connected to the outer ring by a plurality of joining parts disposed at intervals along a circumferential edge thereof and a coil is provided between the upper and lower plates, an orifice made of a non-magnetic body wherein an inside ring is disposed inside an outside ring and the plurality of joining parts disposed at intervals along the circumferential edge are formed between the outside ring and the inside ring at a lower end thereof and which stably adheres to the joining parts and is connected to the inner side of the outer ring, an upper core wherein a pressurizing plate having a circular plate shape is disposed inside the outside ring, an upper cover is connected to an upper surface of the pressurizing plate connected by a leaf spring and an external ring closely adheres to the upper end of the outer ring so that the pressurizing plate may be isolated from the upper plate and may face the upper plate and a membrane made of an elastic material to shield a lower end of the lower core. <P>COPYRIGHT: (C)2012,JPO&INPIT |
