Conveyors – chutes – skids – guides – and ways – Rollerways – Rollers
Reexamination Certificate
2006-09-26
2008-11-11
Deuble, Mark A (Department: 3651)
Conveyors, chutes, skids, guides, and ways
Rollerways
Rollers
C492S021000, C492S039000, C492S046000, C432S236000, C432S246000
Reexamination Certificate
active
07448484
ABSTRACT:
A roller-conveyor roll for the transport of furnace-heated metallic strip or a continuously cast steel strand has a shaft extending along an axis, a tubular shell coaxially surrounding the roller shaft and having a pair of axially spaced ends, and a respective insulating body at each of the shell ends between the respective shell and the shaft and angularly fixed to the shell and to the shaft for transmitting torque between the shaft and the shell ends. The body electrically and thermally insulates the shell from the shaft.
REFERENCES:
patent: 3900913 (1975-08-01), Drumm
patent: 4181217 (1980-01-01), Huls et al.
patent: 4235002 (1980-11-01), Pav et al.
patent: 4299018 (1981-11-01), Bickerstaff et al.
patent: 5151737 (1992-09-01), Johnson et al.
patent: 5362230 (1994-11-01), Facco
patent: 5421724 (1995-06-01), Facco
Brinkmeier Peter
Klempel Dankfried
Deuble Mark A
SMS Demag Aktiengesellschaft
Wilford Andrew
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