Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1987-07-27
1988-11-08
Jillions, John M.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 66, 242 685, B65H 1820, B65H 1828
Patent
active
047830158
ABSTRACT:
Disclosed are a toilet paper roll which is devoid of a cardboard core and has a 2-layer structure comprising a hard core layer portion formed by tightly rolling up a material toilet paper on a temporary take-up core which is eventually removed and an outer layer portion formed continuous to the core layer portion by rolling up the toilet paper less tightly than the core layer portion, over or surrounding the core layer portion, and a method of manufacture of such toilet paper roll.
REFERENCES:
patent: 610339 (1898-09-01), Atherton
patent: 1880448 (1932-10-01), Hickman
patent: 1882012 (1932-10-01), Hires
patent: 3823887 (1974-07-01), Gerstein
patent: 4487378 (1984-12-01), Kobayashi
Hiroshi Genda
Jillions John M.
Shimizu Machinery Co., Ltd.
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