Machine for erecting cartons having collapsible bottoms

Details Machine for erecting cartons having collapsible bottoms Machine for erecting cartons having collapsible bottoms

1993-11-16

1995-05-02

Terrell, William E.

Manufacturing container or tube from paper; or other manufacturi

Container or tube erecting, opening, or collapsing

By direct application of vacuum or fluid pressure

493317, 493139, B31B 380, B31B 578, B31B 350

Patent

active

054114640

ABSTRACT:
A carton having a collapsed bottom wall is erected by a machine which engages opposed side walls and draws these walls apart. Simultaneously the side walls are separated by movement in a transverse direction and the bottom wall panels are interlocked.

REFERENCES:
patent: 3044371 (1962-07-01), Gastright
patent: 3242827 (1966-03-01), Winters
patent: 3564980 (1971-02-01), Winters
patent: 3956976 (1976-05-01), Vogel et al.
patent: 4194442 (1980-03-01), Martelli
patent: 4605393 (1986-08-01), Krieger et al.
patent: 4871348 (1989-10-01), Konaka
patent: 5102385 (1992-04-01), Calvert
patent: 5104369 (1992-04-01), Calvert

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