Conveyors: power-driven – Conveyor section – Unit load conveying surface means moved about an endless or...
Reexamination Certificate
2008-10-01
2010-12-28
Bidwell, James R (Department: 3651)
Conveyors: power-driven
Conveyor section
Unit load conveying surface means moved about an endless or...
C198S800000, C198S801000
Reexamination Certificate
active
07857125
ABSTRACT:
An apparatus for carrying a plurality of vertically hanging trays includes a vertical rotating members comprising a first pair of rotating chains carrying the plurality of trays at respective top bars thereof and a second pair of rotating chains coupled to each top bar through linking bars, the first and second pairs of rotating chains being operatively coupled. The apparatus may be used in a furnace, a cleaning apparatus and a combined furnace cleaning apparatus as well as in medical and other applications.
REFERENCES:
patent: 1517272 (1924-12-01), Woodson
patent: 2696978 (1954-12-01), Siegel
patent: 2935367 (1960-05-01), Crawford
patent: 4037715 (1977-07-01), Onishi et al.
patent: 5415270 (1995-05-01), Raupach
patent: 6378689 (2002-04-01), Wellpott
patent: 6394260 (2002-05-01), Barth et al.
patent: 2005/0230224 (2005-10-01), Grochowski
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