| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a small and inexpensive noise insulating structure having a less number of components, using ribs protruded on the inner face of a case of a power source or a power transmission device. <P>SOLUTION: The noise insulating structure comprises the ribs 35 protruded on the inner face of the case 30 of a power source or a power transmission device to form a single or plurality of cylinder bodies, and a cover member 36 covering the openings of the single or plurality of cylinder bodies directed inward to the case 30, formed by the ribs 35, to form a single or plurality of cylinder body internal spaces 37, the single or plurality of cylinder body internal spaces 37 being communicated with the internal space of the case 30 via a hole 36a of the cover member 36. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
