One-piece core plug

Details One-piece core plug One-piece core plug

1997-08-08

1999-06-29

Darling, John P.

Winding, tensioning, or guiding

Coil holder or support

Mounted coil holder or spindle

2425967, 2426134, 2426135, B65H 7508

Patent

active

059156473

ABSTRACT:
A core plug includes a tube formed from a light-weight material, such as woven carbon fibers, inserted into and connected to a steel rib assembly. The rib assembly includes a series of ribs surrounding the tube, where each rib includes a beam parallel to the tube and columns connecting the beams to the tube. The tube can extend the complete length of the rib assembly or the rib assembly can extend beyond the end of the tube. A high molecular weight journal is inserted in the outer end of the tube.

REFERENCES:
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patent: 2375679 (1945-05-01), Obedin
patent: 2562923 (1951-08-01), Kolivoski
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patent: 4830305 (1989-05-01), Guggi et al.
patent: 5322234 (1994-06-01), Robert et al.
patent: 5513820 (1996-05-01), Meyer

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