Manufacturing container or tube from paper; or other manufacturi – Container making – Pliable container
Patent
1988-11-10
1992-03-10
Schmidt, Frederick R.
Manufacturing container or tube from paper; or other manufacturi
Container making
Pliable container
493 29, 226115, B31B 1900
Patent
active
050946560
ABSTRACT:
A machine for the continuous production of plastic bags utilizes a servo drive motor to drive the machines film web draw roll assembly and through a seal roll index gear also to drive a seal roll of the machine in coordination with the servo driven draw roll.
REFERENCES:
patent: 3431828 (1969-03-01), Crawford et al.
patent: 3722376 (1973-03-01), Wech
patent: 3805683 (1974-04-01), Hook
patent: 3822168 (1974-07-01), Wech
patent: 4070951 (1978-01-01), Bala
"Bottom weld Bagmaking Machine", Alpine Plastic Machinery, 1982.
Hatchell Peter
Ross Jeffrey
Sample Charles A.
FMC Corporation
Lavinder Jack
Megley Richard B.
Rudy Douglas W.
Schmidt Frederick R.
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