Conveyors: power-driven – Conveyor section – Live roll
Reexamination Certificate
2007-06-15
2008-10-07
Deuble, Mark A (Department: 3651)
Conveyors: power-driven
Conveyor section
Live roll
C193S0350MD
Reexamination Certificate
active
07431148
ABSTRACT:
A universal transmission roller wheel comprises a 90° roller support and a 45° roller support. There is a drive axle hole in the center of each support. The 90° roller support and the 45° roller support are integrated in parallel. 90° rollers are mounted on first supporting shafts fixed around on the 90° roller support with regular intervals, the axis of each 90° roller is at a spatial angle of 90° with the axis of the drive axle bore, 45° rollers are mounted on second supporting shafts fixed around on the 45° roller support with regular intervals, the axis of each 45° roller is at a spatial angle of 45° with the axis of the drive axle bore in the same inclining orientation.
REFERENCES:
patent: 5064045 (1991-11-01), Leon
patent: 5404984 (1995-04-01), Hagman
patent: 6244417 (2001-06-01), Timmer et al.
patent: 6340083 (2002-01-01), Zhou et al.
patent: 6409010 (2002-06-01), Leon
patent: 6981580 (2006-01-01), Meyer
patent: A1212213 (1999-03-01), None
International Search Report. PCT/CN2005/000277.
Hao Shaoyin
Li Guangtai
Meng Yan
Deuble Mark A
Edwards Angell Palmer & & Dodge LLP
Weihai Guangtai Airport Equipment Co., Ltd.
Williams Kathleen
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