Locking winding shaft

Details Locking winding shaft Locking winding shaft

1993-11-23

1995-10-24

Darling, John P.

Winding, tensioning, or guiding

Coil holder or support

Radially expansible or contractile

2425303, B65H 1804, B65H 7524

Patent

active

054603390

ABSTRACT:
A locking shaft is provided for winding of elongated materials around a drum core. The winding core is provided with an clamp which is able to expand or contract the effective diameter of the shaft so as to engage a drum core thereto during winding.

REFERENCES:
patent: 4307851 (1981-12-01), Dunaevsky et al.
patent: 4461430 (1984-07-01), Lever
patent: 5279470 (1994-01-01), Birkmann et al.

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