| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a venting device having a sound-absorbing function capable of suppressing noises passing through a passage such as a suction pipe with a very simple mechanism, without the need for a wide space, without the need to use electrical energy. <P>SOLUTION: A venting device 1 having a sound-absorbing function includes a venting member 2 having a gas passage 20, a sound-absorbing member 3 formed integrally in the venting member 2 and having a sound-absorbing chamber 30 that communicates with the gas passage 20, and a membrane member 4 for dividing between the gas passage 20 and the sound-absorbing chamber 30 or between a space at the gas passage 2 side provided in the sound-absorbing chamber 30 and at least one part of space of the sound-absorbing chamber 30. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
