Container having improved filling valve

Details Container having improved filling valve Container having improved filling valve

1977-05-04

1978-05-30

Garbe, Stephen P.

Envelopes, wrappers, and paperboard boxes

File folder or file envelope

Hanging type

B65D 3114

Patent

active

040919862

ABSTRACT:
An industrial container or bag is disclosed as having a filling valve for particulate materials, which valve is an effective seal following a filling operation and which valve is flexibly mounted to preclude its rupture during the filling operation.

REFERENCES:
patent: 3216647 (1965-11-01), Arnold
patent: 3318511 (1967-05-01), Winegard

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