Title:
ASPHALT FINISHER
Document Type and Number:
WIPO Patent Application WO/2021/193351
Kind Code:
A1
Abstract:
An asphalt finisher (100) comprises: a tractor (1); a hopper (2) installed on the front side of the tractor (1), the hopper receiving paving material; a conveyor (CV) that feeds the paving material inside the hopper (2) to the rear side of the tractor (1); a screw (SC) that spreads out the paving material fed by the conveyor (CV) on the rear side of the tractor; a screed (3) that evens the paving material spread out by the screw (SC) on the rear side of the screw (SC); an information acquisition device (51) that acquires information relating to a road to be constructed; and a controller (50) that controls the movement of the tractor (1) on the basis of a target position (Pf) or (Qf), or of a target trajectory (TPT) decided according to the information acquired by the information acquisition device (51) relating to the road to be constructed.
Inventors:
TERAMOTO TOTA (JP)
Application Number:
PCT/JP2021/011078
Publication Date:
September 30, 2021
Filing Date:
March 18, 2021
Export Citation:
Assignee:
SUMITOMO CONSTRUCTION MACHINERY CO LTD (JP)
International Classes:
E01C19/48
Domestic Patent References:
| WO2019031318A1 | 2019-02-14 |
Foreign References:
| JPH0731907U | 1995-06-16 | |||
| JPH0583806U | 1993-11-12 | |||
| JPS4912631A | 1974-02-04 | |||
| JPH0547010U | 1993-06-22 | |||
| JPS6197713A | 1986-05-16 | |||
| JP2017160636A | 2017-09-14 | |||
| JP2020056662A | 2020-04-09 |
Other References:
See also references of EP 4130383A4
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
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