Device for spreading a fluid substance, and machine permitting t

Details Device for spreading a fluid substance, and machine permitting t Device for spreading a fluid substance, and machine permitting t

1991-06-20

1993-01-12

Bui, Thuy M.

Road structure, process, or apparatus

Apparatus

Material distribution means

404108, E01C 1912, E01C 1918

Patent

active

051784866

ABSTRACT:
A device for spreading a fluid substance or the like, in particular a bonding emulsion for bituminous coated materials, over the surface of a road (C), comprising, on a movable machine (1), at least one spreading bar (18) along which the spreading is effected at least partially, said bar being associated with an emulsion-supply circuit, wherein a bar comprises at least one chamber (19) comprising at least one aperture on its part intended to be opposite the road (C), said chamber (19) being associated with supply and nebulization means (27, 28, 29) which make it possible to supply the inside of said chamber (19) with nebulized-emulsion, and with means intended to promote the deposition of the nebulized emulsion on the road (C) through said aperture.

REFERENCES:
patent: 4018540 (1977-04-01), Jackson, Sr.
patent: 4688964 (1987-08-01), Cox
patent: 5069578 (1991-12-01), Bense et al.

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