Sound abatement device for internal combustion engine

Details Sound abatement device for internal combustion engine Sound abatement device for internal combustion engine

1976-11-24

1979-02-06

Lazarus, Ira S.

Internal-combustion engines

Accessories

Covers, trays, vibrators, corrosion inhibitors, air filters

181204, F02B 7700

Patent

active

041378881

ABSTRACT:
A sound abatement device for an internal combustion engine including a contoured shell resiliently mounted to reduce sound transmission through the shell mounting. The shell is formed of plastic filled with powdered metal to reduce transmission of air transmitted sound from the engine through the shell.

REFERENCES:
patent: 2123358 (1938-07-01), Gutzner
patent: 3412724 (1968-11-01), Scheiterlein et al.
patent: 3464398 (1969-09-01), Scheiterlein et al.
patent: 3521726 (1970-07-01), Freyn
patent: 3534828 (1970-10-01), LePageIver et al.
patent: 3949727 (1976-04-01), Thien et al.
patent: 3951114 (1976-04-01), Fachbach et al.
patent: 3964462 (1976-06-01), Thien et al.

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