Transport device

Conveyors: power-driven – Conveyor section – Screw

Reexamination Certificate

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Details

C198S657000, C198S676000

Reexamination Certificate

active

07934593

ABSTRACT:
The transport device comprises a screw conveyor (5), in a casing (5a) of which a propeller (5b) rotates. The device also comprises an elastic cradle (7), interposed between the casing (5a) of the screw and the propeller (5b), internally of which the propeller (5b) of the screw rotates.

REFERENCES:
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patent: 2697510 (1954-12-01), Morrison
patent: 3306433 (1967-02-01), Blanshine
patent: 4976341 (1990-12-01), Lundell
patent: 5687832 (1997-11-01), Thiessen
patent: 5761888 (1998-06-01), Haley
patent: 6155705 (2000-12-01), Douris et al.
patent: 7329189 (2008-02-01), Van Mill et al.
patent: 2002/0092799 (2002-07-01), Storruste
patent: 2008/0067036 (2008-03-01), Voorthuysen et al.
patent: 1 700 800 (2006-09-01), None
patent: 214 172 (1924-04-01), None

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