Chain wheel arrangement

Details Chain wheel arrangement Chain wheel arrangement

2005-08-22

2009-10-20

Crawford, Gene (Department: 3651)

Conveyors: power-driven

Conveyor section

Endless conveyor

C198S834000, C198S835000, C474S095000, C474S096000

Reexamination Certificate

active

07604113

ABSTRACT:
A chain wheel arrangement for driving or reversing stations of underground scraper chain conveyors, comprising a chain wheel (1), a chain-wheel shaft (3) comprising a splined portion (11) between two offset-diameter shaft stub portions and to which the chain wheel (1) can be fastened in rotational engagement by axial sliding on to it, also comprising bearing shells (5) receiving bearings for the chain-wheel shaft (3), disposed on each side of the chain wheel (1) and adapted to be fastened in bearing-shell recesses, open at the edges, in the side cheeks of the driving or reversing station, also comprising bearing support rings (26) which abut the outer cage (4B) of the bearings (4), and securing means comprising spacer sleeves (16) for axially securing the chain wheel (1) relative to the splined portion (11), in which the spacer sleeves (16) rest loosely between the bearings (4A) and the chain wheel (1), wherein a clamping cover (30) is fastened to at least one shaft end (13) and presses against a clamping sleeve (29) which clamps a spacer ring (25) against the associated bearing (4).

REFERENCES:
patent: 3213703 (1965-10-01), Fitzgerald
patent: 4037713 (1977-07-01), Soliman et al.
patent: 4049112 (1977-09-01), Tyslauk
patent: 4437564 (1984-03-01), Redder et al.
patent: 5947265 (1999-09-01), Merten et al.

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