Elevating conveyor

Conveyors: power-driven – Conveyor section – Screw

Reexamination Certificate

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Details

C198S658000, C198S672000, C198S673000

Reexamination Certificate

active

07314131

ABSTRACT:
An elevating conveyor for flowable material comprises an inlet (14) and an outlet (20) at opposite ends of a tubular barrel (1) surrounding a helical elevating member (2). Elevating member (2) is restrained against rotation about a longitudinal axis and tubular barrel (1) is co-axially rotated about elevating member (2) by a drive mechanism (16).

REFERENCES:
patent: 3031064 (1962-04-01), Kline
patent: 3070221 (1962-12-01), Bobrowski
patent: 3135377 (1964-06-01), Miley
patent: 3279692 (1966-10-01), Kerkvliet
patent: 3349894 (1967-10-01), Allen
patent: 4077527 (1978-03-01), Fryer et al.
patent: 4167825 (1979-09-01), Gee et al.
patent: 4194615 (1980-03-01), Tell et al.
patent: 4467910 (1984-08-01), Siwersson et al.
patent: 4492302 (1985-01-01), Svens
patent: 4535915 (1985-08-01), West
patent: 4575959 (1986-03-01), Gee
patent: 4603774 (1986-08-01), Siwersson et al.
patent: 4705432 (1987-11-01), Harbolt et al.
patent: 4763772 (1988-08-01), Gradoboev et al.
patent: 4793467 (1988-12-01), Johansson et al.
patent: 4796747 (1989-01-01), Kajiwara
patent: 5368153 (1994-11-01), Bruke
patent: 5370236 (1994-12-01), Wallace et al.
patent: 5573660 (1996-11-01), Eicker et al.
patent: 5626218 (1997-05-01), Kamiwaki
patent: 5845762 (1998-12-01), Stark
patent: 6010280 (2000-01-01), Svensson
patent: 6932210 (2005-08-01), Kramer
patent: A 24574/77 (1978-11-01), None
patent: 3708208 (1987-10-01), None
patent: 1034480 (1951-03-01), None
patent: WO 95/26310 (1995-10-01), None
patent: WO 2004/067414 (2004-08-01), None
PCT Search Report and Written Opinion of the ISA for PCT/AU2004/000091 dated Apr. 6, 2004 (8 sheets).
PCT Written Opinion of the International Preliminary Examining Authority for PCT/AU2004/000091 dated Apr. Jan. 19, 2005 (4 sheets).
PCT International Preliminary Report on Patentability for PCT/AU2004/000091 dated Apr. Jun. 8, 2005 (7 sheets).
Bates; “Above and Beyond;” Solids & Bulk Handling; Feb. 2005; pp. 1 and 10-12.

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