Transportation device having a driven shaftless spiral freely fi

Details Transportation device having a driven shaftless spiral freely fi Transportation device having a driven shaftless spiral freely fi

1992-04-30

1994-11-29

Gastineau, Cheryl L.

Conveyors: power-driven

Conveying system having plural power-driven conveying sections

Forming a single conveying path

198668, 198670, B65G 2900

Patent

active

053681533

ABSTRACT:
A conveying apparatus for particulate material comprises a first conveyor combination including a first casing and a first shaftless spiral drive element, a second conveyor combination coupled to said first conveyor combination and including a second casing and a shaftless spiral drive element; and a elongated body coaxially arranged with respect to the first shaftless spiral.

REFERENCES:
patent: 351014 (1886-10-01), Wissler
patent: 1906395 (1933-05-01), Meeks
patent: 2357220 (1944-08-01), Olson
patent: 3726392 (1973-04-01), Rastoin
patent: 3802551 (1974-04-01), Somers
patent: 3908840 (1975-09-01), Lambert, Jr.
patent: 4819578 (1989-04-01), Koiso et al.
patent: 4824312 (1989-04-01), Schiltz
patent: 5000307 (1991-03-01), Bruke

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