Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1983-05-16
1985-02-05
Christian, Leonard D.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 687, 312 39, 312 41, B65H 1900, B65H 1712
Patent
active
044974531
ABSTRACT:
The invention has to do with a wall dispenser for rolled plastic material that is internally self-supported and without the aid of a cylindrical core component. The dispenser has a pair of rollers on which the roll rests and which are so supported in end wall slots that they may be moved toward and away from each other and generally relative to a slot in the bottom wall of the dispenser and through which the web of plastic material is dispensed. Tension springs connected to the rollers continuously urge the rollers toward one another and this transpires automatically as the material is dispensed and the weight of the roll diminishes. Provisions are made for adjusting the spring tension in the form of threaded members that are connected to the springs and vertically adjustably mounted in end wall slots of the dispenser.
REFERENCES:
patent: 943279 (1909-12-01), Smith
patent: 2144757 (1939-01-01), Gilling et al.
patent: 2730310 (1956-01-01), Schultz
Christian Leonard D.
Martin Roger L.
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