Receptacles – Closures – Vent in closure
Patent
1980-09-19
1982-03-16
Hall, George T.
Receptacles
Closures
Vent in closure
220306, B65D 5116
Patent
active
043196934
ABSTRACT:
A filter cap made of resinous material, and includes a housing with ceiling wall, a circumferential wall, an atmospheric port formed in the circumferential wall, and edges having a slanting surface. The filter cap reliably ensures installation in various devices and improves the corresponding assembly and resulting work efficiency of such devices. The filter cap can house an air filter in a predetermined location and protect an associated air passageway from water and foreign deposits such as, for example, mud.
REFERENCES:
patent: 3921849 (1975-11-01), Fernberg et al.
patent: 4130222 (1978-12-01), Ono
Hashimoto Nobuyuki
Satomoto Atsushi
Aisin Seiki Kabushiki Kaisha
Hall George T.
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