Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1986-06-23
1987-12-22
Levy, Stuart S.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242683, 242 754, B65H 1602, B65H 2308
Patent
active
047142103
ABSTRACT:
A dispensing apparatus for dispensing two strip materials, each carried on a separate spool, includes a hub having a slot therein which exposes a portion of one but not the other of the spools. A friction producing member is extensible through the slot and into friction generating engagement with the selected one of the spools to exert a drag force on one of the spools to the exclusion of the other. The friction producing member is received in a groove formed in a spindle so that torque imposed on the member by rotation of the spool is transmitted to the spindle.
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E. I. Du Pont de Nemours and Company
Levy Stuart S.
Matecki Katherine
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