Vacuum container

Details Vacuum container Vacuum container

1995-05-16

1997-03-18

Recla, Henry J.

Fluent material handling, with receiver or receiver coacting mea

Evacuation apparatus

141 98, 220231, 215229, 215311, 417553, B65B 5116

Patent

active

056113765

ABSTRACT:
A vacuum container including a container body, a cover covered on the container body, the cover having a top recess with air vents and a side opening, a switch mounted in the top recess and controlled by hand to close/open the air vents on the top recess for letting outside air flow into the container body, and an extraction pump mounted in the side opening on the container cover and reciprocated to draw air out of the container body.

REFERENCES:
patent: 4989745 (1991-02-01), Schneider
patent: 5390809 (1995-02-01), Lin
patent: 5405038 (1995-04-01), Chuang
patent: 5449079 (1995-09-01), Yang
patent: 5469979 (1995-11-01), Chiou

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