Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1977-02-07
1980-01-22
McCarthy, Edward J.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
2421298, B65H 7500, B65H 4900
Patent
active
041846478
ABSTRACT:
A portable electrical cable unwinder comprising a wheeled base with brakes, a rotatable disc upon a thrust bearing, friction supporting retarders, a core frame, and a lid.
REFERENCES:
patent: 1873422 (1932-08-01), Keller
patent: 3125310 (1964-03-01), Margulis
patent: 3323752 (1967-06-01), Kurtz
patent: 3464647 (1969-09-01), Jacobi
patent: 3498564 (1970-03-01), Dismon
patent: 3721394 (1973-03-01), Reiser
patent: 3841631 (1974-10-01), Dolan
Kent Peter
McCarthy Edward J.
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