Expanding headpiece for reels in general

Details Expanding headpiece for reels in general Expanding headpiece for reels in general

1983-01-04

1984-08-28

Gilreath, Stanley N.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 682, 279 2A, B65H 7524

Patent

active

044679777

ABSTRACT:
The invention concerns an expanding headpiece for reels in general, which comprises first and second flanges, mutually secured coaxially together in spaced apart relationship, at the area included between said flanges there being provided an annular chamber of an elastically deformable material which can be expanded pneumatically to make said headpiece rigid with the interior of a reel core or the like.
A peculiarity of the invention is that between said first and second flanges, at at least one base of said annular chamber, means are provided for centering said headpiece in said core which can be expanded radially by expanding said annular chamber in an axial direction.

REFERENCES:
patent: 2134475 (1938-10-01), Green
patent: 2621867 (1952-12-01), Grettve
patent: 2697563 (1954-12-01), Miller
patent: 2903200 (1959-09-01), McDougall et al.
patent: 3032288 (1962-05-01), Tidland
patent: 3097808 (1963-07-01), Williams
patent: 3108757 (1963-10-01), Williams et al.
patent: 3127124 (1964-03-01), Tidland et al.
patent: 3298626 (1967-01-01), Frick et al.
patent: 3510082 (1970-05-01), Sexton et al.

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