Automotive vehicle noise reduction device

Details Automotive vehicle noise reduction device Automotive vehicle noise reduction device

1982-06-24

1983-12-13

Fuller, Benjamin R.

Acoustics

Sound-modifying means

Housing or enclosure

181264, 123198E, F01N 124

Patent

active

044200625

ABSTRACT:
An automotive vehicle noise reduction device comprises an under-cover structure fixedly disposed directly under an engine and including a plate member securely connected to a vehicle body, a plurality of covering members which are spaced from each other and fixedly disposed between the plate member and the engine, and a sound absorbing material securely attached on each covering member and located opposite to the plate member, thereby effectively improving noise insulation effect while preventing vehicle fire.

REFERENCES:
patent: 3949726 (1976-04-01), List

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