Air-filter assembly

Gas separation – Combined or convertible – Involving ash tray

Patent

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Details

55503, 55507, 55509, 55501, B01D 5000, B01D 4610

Patent

active

042920604

ABSTRACT:
An air-filter assembly having a filter cap and a filter case, both being made of elastic material such as synthetic rubber and which are formed integrally with each other. The air filter assembly is provided at an air inlet pipe portion of a valve for use in an exhaust gas emission cleaning system.

REFERENCES:
patent: 3494111 (1970-02-01), Hathaway
patent: 3595398 (1971-07-01), Cook
patent: 3712033 (1973-01-01), Gronholz
patent: 3846518 (1974-11-01), McPhee
patent: 4014796 (1977-03-01), Sogiyama et al.
patent: 4063913 (1977-12-01), Kippel et al.
patent: 4107043 (1978-08-01), McKinney
patent: 4130405 (1978-12-01), Akado et al.

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