Package making – Wrapping machines – Cover-wiping passage or pocket for initial wrap
Patent
1992-12-30
1994-12-20
Johnson, Linda B.
Package making
Wrapping machines
Cover-wiping passage or pocket for initial wrap
53233, 53234, 198462, 1984751, B65B 1106, B65B 1128
Patent
active
053736818
ABSTRACT:
A lug folding apparatus for a packaging machine in which box-like items, fed into pockets, are continuously circularly conveyed, during which a packaging sheet is wound or wrapped along the surface of each of the box-like items, the wound box-like items are transferred from the continuous circular conveyance to a linear conveyance, and the extended ends of the packaging sheet, protruding angularly from both sides of the box-like items, are folded along both sides thereof, the lug folding apparatus having a continuously rotating lug folding wheel provided with a plurality of pockets into which the wound box-like items are fed at equal intervals at the outer periphery thereof; a low speed conveyor which is partly in contact with a moving orbit of the pockets; a horizontal conveying path, opposite to the low speed conveyor, wherein the pockets are circularly moved while maintaining their horizontal state by rotation of the lug folding wheel, the pockets being provided with spaced portions to which projections of the low speed conveyor and the conveying path are accessible, and projections in contact with the box-like items within the pockets to press and feed them toward the openings of the pockets, the projections extending toward the conveying path.
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patent: 3923142 (1975-12-01), Rysti
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patent: 4999970 (1991-03-01), Bamrungbhuet et al.
patent: 5046258 (1991-09-01), Cahill et al.
Patent Abstracts of Japan No. 61-39251 (Laid-Open No. 57-131624), Sep. 1986.
English Language Abstract of European Patent 295,557; Dec. 1988.
Johnson Linda B.
Tokyo Automatic Machinery Works Ltd.
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