Method and machine for forming cases with polygonal section made

Details Method and machine for forming cases with polygonal section made Method and machine for forming cases with polygonal section made

1989-03-09

1990-06-12

Terrell, William

Manufacturing container or tube from paper; or other manufacturi

Container making

Rigid container

493127, 493176, 493295, 493472, B31B 328, B31B 362

Patent

active

049329308

ABSTRACT:
A method and machine for forming a case with polygonal section from a blank of sheet material. There is an assembly of panels. The assembly of panels is wound about a mandrel with polygonal section. The tongue is fixed to the free edge of the endmost panel. The flaps situated on the same side of the panels are folded. The flaps thus folded are fixed together.

REFERENCES:
patent: 1702204 (1929-02-01), Phillips
patent: 1799845 (1931-04-01), Gangler
patent: 2168543 (1939-08-01), Vergobbi
patent: 2171418 (1939-08-01), Palmer
patent: 2533642 (1950-12-01), Vergobbi
patent: 3342115 (1967-09-01), Reinecke
patent: 4123966 (1978-11-01), Buschor
patent: 4242949 (1981-01-01), Auckenthaler
patent: 4308020 (1981-12-01), Langen
patent: 4708706 (1987-11-01), Doderer et al.

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