Roller conveyer

Details Roller conveyer Roller conveyer

1997-07-16

1999-03-09

Valenza, Joseph E.

Conveyors: power-driven

Conveyor section

Live roll

19878102, 19878103, B65G 13073

Patent

active

058788697

ABSTRACT:
The invention relates to a roller conveyer that includes a power rack, a motor drive mounted in the power rack, and two track and roller units bilaterally mounted on the power rack. The track and roller unit includes a track, spaced roller assemblies mounted on the track, and a chain driven by the motor drive to turn the roller assemblies for carrying things forward thereon. The roller assembly includes two symmetrical hollow holder frames, two axle bearings respectively mounted in the axial holes of the hollow holder frames, an axle supported by the axle bearings and freely rotatable relative to the hollow holder frames. A bushing with a collar and a chain wheel is sleeved onto the axle, and the chain wheel meshes with the chain. A roller mounted around the bushing and turning with the bushing to carry things forward thereon.

REFERENCES:
patent: 4864704 (1989-09-01), Hogan et al.
patent: 4969548 (1990-11-01), Kornylak
patent: 4993541 (1991-02-01), Roh
patent: 5392899 (1995-02-01), Wakabayashi
patent: 5657854 (1997-08-01), Chen et al.
Interoll, "Interroll-Driving-System", p. 1, Aug. 5, 1970.

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