Sprocket drive with cylindrical keys

Details Sprocket drive with cylindrical keys Sprocket drive with cylindrical keys

1997-08-15

1999-08-10

Bidwell, James R.

Conveyors: power-driven

Conveyor section

Endless conveyor

403356, B65G 2306

Patent

active

059344474

ABSTRACT:
A roller drive sprocket system, in which a drive roller mounts sprockets for driving a belt, and having a general cylindrical drive drum, semi-cylindrical grooves formed axially along the surface of the drive drum, sprockets formed of plastic with drive teeth for driving a belt, cylindrical metal keys located in the sprockets, spaced radially, the keys fitting in the semi-cylindrical grooves in the surface of the cylindrical drive drum, portions of the keys extending inwardly to interengage with the semi-cylindrical grooves.

REFERENCES:
patent: 3213703 (1965-10-01), Fitzgerald
patent: 5076544 (1991-12-01), Mueller
patent: 5156263 (1992-10-01), Ledet
patent: 5253748 (1993-10-01), Ledet
patent: 5469958 (1995-11-01), Gruettner et al.
patent: 5518109 (1996-05-01), Dailey et al.
patent: 5531537 (1996-07-01), Pink et al.
patent: 5544740 (1996-08-01), Kissee

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