Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1988-09-02
1989-11-07
Werner, David
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 685, B65H 7532
Patent
active
048786314
ABSTRACT:
The invention relates to a roll holder for a roll made from a web of material and having a hollow core, especially a paper roll provided with perforations running transversely. The roll holder contains a core body and a sleeve rotatably mounted thereon onto which the hollow core is mounted by its hollow core. To permit preselected sections of the material web to be torn off without the use of a flap bearing a tear-off edge or other aids, the sleeve is under the influence of a braking force which is applied by means provided on it and on the core body. The braking force is preferably adjustable.
REFERENCES:
patent: 1674285 (1988-06-01), Harvey
patent: 2073429 (1937-03-01), Spicher
patent: 2419798 (1947-04-01), Stone
patent: 2889121 (1959-06-01), Heinle
patent: 3281089 (1966-10-01), Krueger et al.
patent: 3292874 (1966-12-01), Tinkham
patent: 3788573 (1974-01-01), Thomson et al.
patent: 4783016 (1988-11-01), Pool
Hewi Heinrich Wilke GmbH
Werner David
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