Fluent material handling – with receiver or receiver coacting mea – Evacuation apparatus
Patent
1981-01-16
1982-07-06
Schmidt, Frederick R.
Fluent material handling, with receiver or receiver coacting mea
Evacuation apparatus
141313, 141329, 229 62, B65B 3108, B65D 3316
Patent
active
043378048
ABSTRACT:
A household system wherein suction is provided through a needle valve (38) that is connected to suction port (26) of suction tube (10) through flexible tube (36). Food placed and sealed in container (30) is vacuum packed by penetrating a bladder section (34) of container (30) and removing air through needle valve (38).
REFERENCES:
patent: 857920 (1907-06-01), Boekel
patent: 1113426 (1914-10-01), Galloway
patent: 3980226 (1976-09-01), Franz
patent: 4018253 (1977-04-01), Kaufman
patent: 4203443 (1980-05-01), Genese
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