Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1980-01-31
1981-09-15
McCarthy, Edward J.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
B65H 7518
Patent
active
042892821
ABSTRACT:
A tape reel comprising a lower reel member having a hub, a disc-like upper reel member, protrusions formed on the end surface of said hub and holes formed in said upper reel member in such a shape as to be elongated in the circumferential direction, thin on one side and thick on the other side, whereby said reel members can be assembled with each other by fitting said protrusions into said elongated holes and fixed to each other by rotating said reel members.
REFERENCES:
patent: 3468492 (1969-09-01), Cragg
patent: 4030675 (1977-06-01), Eissfeldt
patent: 4176804 (1979-12-01), Nemoto
patent: 4226381 (1980-10-01), Katata
Dai-Ichi Seiko Co., Ltd.
McCarthy Edward J.
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