Nok Corporation

Yasushi Sasaki

Masahiko Inoue

Tomonari Saito

A sealing device that is capable of suppressing the generation of unusual noise by guiding a gas flow and suppressing the generation of unusual noise caused by resonance between the gas flow and a pipe. An intake noise reduction portion () includes a flow-guiding net portion () for guiding a gas flowing in an intake pipe, an annular frame body portion () for supporting the flow-guiding net portion (), a cylindrical portion () that extends from the frame body portion () in a direction in which the pipe extends, and is fitted into an inner circumferential surface of a second pipe () and a flange portion () that extends from an end portion of the cylindrical portion () toward an outer circumferential surface side, and is disposed in a space between an end surface of a first pipe () and an end surface of the second pipe (). A gasket portion () is provided on both surfaces of the flange portion ().

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Fujisawa, Japan

Yasushi Sasaki