Road surface layer reproducing apparatus

Details Road surface layer reproducing apparatus Road surface layer reproducing apparatus

1987-09-24

1988-10-25

Novosad, Stephen J.

Road structure, process, or apparatus

Apparatus

With in situ means for both comminuting and treating, e.g.,...

404 92, 404110, 404 84, E01C 2312, E01C 1918

Patent

active

047800224

ABSTRACT:
Disclosed is a road surface layer reproducing apparatus which comprises a mixture hopper, a scarifier, and a mixer means including a first mixer of single-shaft rotor system and a second mixer of twin-shaft rotor system.
This apparatus is characteristic of a mixture hopper swingable laterally around its hopper supporting shaft, a sacrifier whose claws are so loosely fitted that the tip ends of the claws can follow up the contour of a road being remedied, a first mixer provided with a single-shaft rotor with a depth-measuring device for controlling the depth of penetration of the rotor into the asphalt of the road and mounted with screws for forming a windrow of an asphalt mixture to the center of the main body of the apparatus and a second mixer provided with parallel mounted twin-rotors which is vertically movable by a three-point supporting mechanism.

REFERENCES:
patent: 4139318 (1979-02-01), Jakob et al.
patent: 4317642 (1982-03-01), Wirtgen
patent: 4453856 (1984-06-01), Chiostri et al.
patent: 4473320 (1984-09-01), Register
patent: 4534674 (1985-08-01), Cutler
patent: 4676688 (1987-06-01), Cavadot
patent: 4682909 (1987-07-01), Mihara

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