Method for shaping the center hole of a coreless paper roll

Details Method for shaping the center hole of a coreless paper roll Method for shaping the center hole of a coreless paper roll

1992-08-27

1994-01-25

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Producing multilayer work or article

264292, 264322, 264324, 264570, 264293, 264303, B65H 1700

Patent

active

052813860

ABSTRACT:
A method and apparatus for forming a coreless paper roll having a specifically shaped central aperture. A probe is inserted into the central aperture of the roll after the winding mandrel has been removed from the roll to change the configuration of the central aperture over at least a portion of the length thereof.

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