Adjustable sealing device

Details Adjustable sealing device Adjustable sealing device

1975-02-26

1976-06-29

McGehee, Travis S.

Package making

With contents treating

Reshaping

53 86, B65B 3102

Patent

active

039656462

ABSTRACT:
Disclosed is an adjustable sealing device for sealably receiving a flexible receptacle, including a wall having an aperture disposed therethrough and a gate for closing variable portions of the aperture and having a recess adapted to traverse the aperture to form a variable size opening through the device, the opening being effective to receive a receptacle therethrough and being sealable by the receptacle. The device is adapted to form a seal between the gate and the wall and to guide the gate. Also disclosed are improvements in known apparatus and methods for vacuumizing bags and other receptacles.

REFERENCES:
patent: 2803427 (1957-08-01), Wood
patent: 3170670 (1965-02-01), Johnstone
patent: 3832824 (1974-09-01), Burrell

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