Conveyors: power-driven – Conveyor arrangement for selecting among plural sources or... – By loading or unloading section at selected one of a...
Patent
1993-12-30
1995-05-16
Bidwell, James R.
Conveyors: power-driven
Conveyor arrangement for selecting among plural sources or...
By loading or unloading section at selected one of a...
193 35MD, B65G 3700
Patent
active
054152666
ABSTRACT:
The apparatus comprises a plurality of driven transport wheels (2) each suspended for rotation about a centerline (3) thereof and for pivotal movement about a steering axis (4) directed perpendicularly to the transport surface (1), and a string (5) passing over a driving and a driven sheave (6 and 2, 7, respectively). The driven sheave (2, 7) is pivotable along with the associated transport wheel (2). According to the invention, the string (5), between the driving and the driven sheaves (6 and 2, 7, respectively), passes closely to the associated steering axis (4) over divert rollers (8).
REFERENCES:
patent: 4180150 (1979-12-01), Moore
patent: 4264002 (1981-04-01), Van Der Schie
patent: 4598815 (1986-07-01), Adama
patent: 4746003 (1988-05-01), Yu et al.
patent: 4792034 (1988-12-01), Leemkuil
patent: 5228585 (1993-06-01), van der Werff
Bidwell James R.
Hadewe B.V.
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