Traverse drum

Winding – tensioning – or guiding – Coil holder or support – Spool or core

Patent

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Details

B65H 5900

Patent

active

048545163

ABSTRACT:
A grooved traverse drum for an automatic winder and method for manufacturing the same. An iron metal traverse drum having extremely thin walls is formed by instantaneously injecting a molten metal into a limited cavity of a mold having a form corresponding to the traverse drum in an oxygen-free atmosphere.

REFERENCES:
patent: 3356308 (1967-12-01), Kubo et al.
patent: 4383654 (1983-05-01), Kawamura

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