Advancing material of indeterminate length – Means to engage longitudinally spaced modifications in material – Rotating sprocket
Patent
1988-02-10
1989-07-04
Hornsby, Harvey C.
Advancing material of indeterminate length
Means to engage longitudinally spaced modifications in material
Rotating sprocket
226 87, 226174, B65H 2000, B65H 2304
Patent
active
048443131
ABSTRACT:
A feed device for a long and narrow strip of continuous package wherein the continuous package includes a plurality of wrapped articles connected together by a connecting part and the rigidity of the wrapped articles is different than the rigidity of the connecting part. The feed device is further characterized by a rotatable member in contact with the continuous package and a plurality of ridge parts provided in parallel to each other on the rotatable member and a tension device for applying sufficient tension to draw the connecting part over the ridged parts but insufficient to draw the wrapped articles over the ridged parts.
REFERENCES:
patent: 993732 (1911-05-01), Storck
patent: 1723950 (1929-08-01), Mueller
patent: 1852419 (1932-04-01), Kuchenmeister
patent: 1980463 (1934-11-01), Wright
patent: 2781841 (1957-02-01), Dignan
patent: 3199671 (1965-08-01), Davy
patent: 3199756 (1965-08-01), Davy
patent: 3628408 (1971-12-01), Rod
patent: 4026756 (1977-05-01), Stanfield et al.
patent: 4351461 (1982-09-01), Carlsson
Haugland Scott J.
Hornsby Harvey C.
Tetra Pak International Aktiebolag
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