Winding – tensioning – or guiding – Bobbin or spool – Double-headed spool
Patent
1991-03-26
1992-04-21
Gilreath, Stanley N.
Winding, tensioning, or guiding
Bobbin or spool
Double-headed spool
242 773, 242117, 2421186, 2421188, B65H 7514, B65H 7518
Patent
active
051060310
ABSTRACT:
A reel for winding metal wire of the type having a hollow winding drum and flanges of sheet metal each having an inward cylindrical central bulge in the center thereof and extending into a respective end of the winding drum. The The reel is improved by providing a reinforcing ring at each end of the winding drum and having an L-shaped cross-section with a radial section and an axial section, the ring being at the junction between the winding drum and the respective flange, the radial section being welded to an inwardly facing face of the flange by a plurality of welds at intervals spaced circumferentially around the reel, and the axial section being on the winding drum with the end of said winding drum being on bulge, or being on the bulge with the end of the winding drum on the axial section, and being welded to thending drum and thelge by a further plurality of welds at intervals spaced around the circumference of the winding drum and the bulge.
REFERENCES:
patent: 785386 (1905-03-01), Thornley
patent: 1598912 (1926-09-01), Hoopes
patent: 2043197 (1936-06-01), Foukal
patent: 2144723 (1939-01-01), Howsam
patent: 2150392 (1939-03-01), Mossberg et al.
patent: 2258580 (1941-10-01), Olson
patent: 2264029 (1941-11-01), Olson
patent: 2321084 (1943-06-01), Howsam et al.
patent: 2521922 (1950-09-01), Kurtz
patent: 2561288 (1951-07-01), Panzer
patent: 4580743 (1986-04-01), Bauer et al.
Miyawaki Hisamune
Sanda Kenji
Gilreath Stanley N.
Tokusen Kogyo Company Limited
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