Winding – tensioning – or guiding – Coil holder or support – Spool or core
Patent
1975-10-07
1976-08-10
McCarthy, Edward J.
Winding, tensioning, or guiding
Coil holder or support
Spool or core
242 74, B65H 1702
Patent
active
039737403
ABSTRACT:
A spacer for use on microfilm reels to facilitate the storage of relatively small lengths of film thereon. The spacer comprises a unitary structure of resilient material having adjacent separable arcuate end portions which are deflected when the spacer is pressed onto the hub of the film reel, the resilience of the spacer material causing the arcuate end portions to come together when the spacer is on the reel hub. A plurality of spacing bars extend from the circular outer configuration of the spacer to define an inner circle having a diameter substantially equal to the outer diameter of the reel hub. The film to be stored may be threaded onto the reel hub between the arcuate end portions of the spacer.
REFERENCES:
patent: 1920657 (1933-08-01), Morsbach
patent: 3885751 (1975-05-01), Keich
patent: 3889894 (1975-06-01), Deguchi
Lessler Arthur L.
McCarthy Edward J.
Microfilm Enterprises Corporation
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