Transfer device, transfer device assembly, and accommodating...

Conveyors: power-driven – Conveying apparatus entirely supported by mobile ground... – Conveyor shiftably mounted on vehicle

Reexamination Certificate

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Details

C198S318000, C198S321000, C005S08110C

Reexamination Certificate

active

06932209

ABSTRACT:
A transfer device includes an upper mechanism and a lower mechanism associated with the upper mechanism. The upper mechanism includes a first endless belt that circulates in forward and reverse directions. The lower mechanism includes a second endless belt that circulates in forward and reverse directions independently of the first endless belt. The first and the second endless belts are selectively brought into and out of engagement with each other.

REFERENCES:
patent: 3493979 (1970-02-01), Crook, Jr. et al.
patent: 3854152 (1974-12-01), Chez
patent: 4077073 (1978-03-01), Koll et al.
patent: 5540321 (1996-07-01), Foster
patent: 5850642 (1998-12-01), Foster
patent: 6698041 (2004-03-01), VanSteenburg et al.
patent: 2001/0047543 (2001-12-01), VanSteenberg et al.
patent: 10-033593 (1998-02-01), None
patent: 2001-104378 (2001-04-01), None

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