Yarn bobbin and method for manufacturing the same

Details Yarn bobbin and method for manufacturing the same Yarn bobbin and method for manufacturing the same

1975-07-14

1977-02-15

Mautz, George F.

Winding, tensioning, or guiding

Bobbin or spool

Double-headed spool

29428, 2421188, B65H 7514

Patent

active

040078884

ABSTRACT:
A yarn bobbin and a method for manufacturing the same, wherein the yarn bobbin includes a tubular hollow core with beads fitted or formed at both ends thereof, and which cooperate with core inserts to house, center and removably secure bobbin flanges. Preferably, the beads are formed by inwardly curling the ends of the metallic core, and the flanges are secured by screws engaging with threaded holes formed through the beads and at least in partially into the core inserts.

REFERENCES:
patent: 414474 (1889-11-01), Adt
patent: 1822474 (1931-09-01), Bureau
patent: 2083337 (1937-06-01), Mack
patent: 2264117 (1941-11-01), Howsam
patent: 2583995 (1952-01-01), Burlein
patent: 3317160 (1967-05-01), Laird

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