Chuck assembly

Details Chuck assembly Chuck assembly

1978-12-29

1980-05-13

Gilreath, Stanley N.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 466, B65H 5454

Patent

active

042025079

ABSTRACT:
In a chuck with two O-rings for engaging a bobbin, the bobbin being positioned on the chuck clears the outboard O-ring but compressingly engages the inboard O-ring. Movement of the inboard O-ring is used to expand the outboard O-ring into contact with the bobbin.

REFERENCES:
patent: 1884805 (1932-10-01), Moritz
patent: 1974002 (1934-09-01), Anderson
patent: 2464024 (1949-03-01), Carter et al.
patent: 3081960 (1963-03-01), Howe
patent: 3820739 (1974-06-01), Graf
patent: 4049210 (1977-09-01), Pierce

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