Mandrel for wound materials

Details Mandrel for wound materials Mandrel for wound materials

2008-01-02

2010-06-08

Rivera, William A (Department: 3654)

Winding, tensioning, or guiding

Coil holder or support

Spool or core

Reexamination Certificate

active

07731120

ABSTRACT:
A mandrel and the blank from which the mandrel is formed is constructed so as to enable shipment in flat form to a manufacturer of material, e.g., fabric, who, in turn, assembles the mandrel and uses such to wind material thereon to form a fabric bolt. The blank is easily and entirely set up by simple folding procedures.

REFERENCES:
patent: 2660298 (1953-11-01), Field
patent: 3062368 (1962-11-01), Dunn
patent: 3268069 (1966-08-01), Clark, Jr.
patent: 3343665 (1967-09-01), Marino
patent: 3780855 (1973-12-01), McLeod et al.
patent: 3908932 (1975-09-01), Popham
patent: 3958778 (1976-05-01), Lawson et al.
patent: 4126285 (1978-11-01), Spruill
patent: 5205412 (1993-04-01), Krieg

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