Manufacturing container or tube from paper; or other manufacturi – With cutting – breaking – tearing – or abrading – And with bending
Patent
1986-07-21
1987-07-28
Schmidt, Frederick R.
Manufacturing container or tube from paper; or other manufacturi
With cutting, breaking, tearing, or abrading
And with bending
493418, 493423, 493441, 493450, B05B 114
Patent
active
046829776
ABSTRACT:
Apparatus for folding spaced segments of web material such as diapers having intermediate side flaps overfolded in the crotch portion making use of a vacuumized continuously moving belt system for gripping one surface of a planar web except for the flap portions and a frictionalized belt system aligned with the vacuumized belt system for engaging the other surface of the web to progressively fold the flap portions.
REFERENCES:
patent: 3913464 (1975-10-01), Flaum
patent: 4500316 (1985-02-01), Damico
patent: 4614512 (1986-09-01), Capdeboscq
Paper Converting Machine Company
Schmidt Frederick R.
Showalter Robert
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