Roll-wrapping apparatus with label inserter and method
摘要
Apparatus and method for wrapping a roll with a welded closed snug envelope of transparent heat shrink plastic film and a label accurately positioned between the roll and envelope away from the weld bead closing the envelope.
申请公布号
US4423584(A)
申请公布日期
1984.01.03
申请号
US19810234572
申请日期
1981.02.13
申请人
ELSNER ENGINEERING WORKS, INC.
发明人
ELSNER, BERTRAM F.;ELSNER, JR., FRANK;MOLISON, ROBERT E.