Shaft noise damper.U.S. patent: 7,011,072 Issued: March 14, 2006 Inventor: Frank A. Nicholas Assigned: Delphi Technologies Key statement: The valve shaft is provided with one or more sound-absorbing elastomeric dampers, formed preferably of a silicone rubber Noun 1. silicone rubber - made from silicone elastomers; retains flexibility resilience and tensile strength over a wide temperature range synthetic rubber, rubber - any of various synthetic elastic materials whose properties resemble natural rubber , that make contact with saddles in the intake manifold Noun 1. intake manifold - a manifold consisting of a pipe to carry fuel to each cylinder in an internal-combustion engine fuel system - equipment in a motor vehicle or aircraft that delivers fuel to the engine for extinguishing harmonic harmonic. 1 Physical term describing the vibration in segments of a sound-producing body (see sound). A string vibrates simultaneously in its whole length and in segments of halves, thirds, fourths, etc. frequency response of the valve below 660 Hz. |
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