Conveyors – chutes – skids – guides – and ways – Rollerways – Rollers
Reexamination Certificate
2007-10-02
2007-10-02
Deuble, Mark A. (Department: 3651)
Conveyors, chutes, skids, guides, and ways
Rollerways
Rollers
C492S021000, C492S039000, C492S046000, C432S236000, C432S246000
Reexamination Certificate
active
11234037
ABSTRACT:
A roller conveyor roller for furnace-heated metal strip has a roller shell journaled on a shaft with bearings providing thermal and electrical insulation of the shell from the shaft. The shell can be divided into shell segments each of which can have two bearings. One of these bearings can be a conical bearing with conical rings and with rollers which are thermally and electrically insulating.
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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