Apparatus for laying pavement layers

Details Apparatus for laying pavement layers Apparatus for laying pavement layers

1996-12-11

1998-12-08

Lisehora, James

Road structure, process, or apparatus

Apparatus

Material distribution means

404108, 414528, E01C 1900

Patent

active

058460225

ABSTRACT:
In an apparatus (G) for laying road pavement layers composed of first and second pavement material grades, there are provided at least one road finisher (F', F1, F2) comprising a material hopper, and a feeder (B) arranged upstream thereof and including a bulk material hopper (2) for the first pavement material grade (A) as well as a longitudinal conveying means (3, 4), wherein in the apparatus (G) the sole road finisher (F') comprises a second material hopper (29) for the second pavement material grade (B1) or a second road finisher comprising a material hopper (29') for the second pavement material grade (B1) is provided behind a first road finisher (F1), and the feeder (B) comprises a superstructure (6) extending above the bulk material hopper (2) and the first longitudinal conveying device (3, 4) and including a second longitudinal conveying and intermediate storage device (7, 10, 14) which extends either up to and over the second material hopper (29) of the sole road finisher (F') or the material hopper (29') of the rear road finisher (F2), a section (7) of the second longitudinal conveying and intermediate storage device being adjustable relative to the bulk material hopper (2) between a material receiving position and a passive position in which the bulk material hopper (2) is accessible to receive material.

REFERENCES:
patent: 4818139 (1989-04-01), Brock et al.
patent: 5035534 (1991-07-01), Brock et al.
patent: 5100277 (1992-03-01), Musil
patent: 5269626 (1993-12-01), Soliman et al.

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