Title:
DEVICE AND METHOD FOR REMOVING DEPOSIT FROM ROAD SURFACE
Document Type and Number:
WIPO Patent Application WO/2005/038141
Kind Code:
A1
Abstract:
[PROBLEMS] To provide a device and a method for removing deposit from a road surface capable of increasing an efficiency for removing crushed matter from a return material and also reducing effects by the increase/decrease of the amount of the crushed matter. [MEANS FOR SOLVING PROBLEMS] This device (10) for removing deposit from the road surface comprises a projection means (15) projecting shot materials (14) formed of a magnetic body onto the road surface (12) and a suction passage (18) vacuum-attracting the return material (17) including the projected shot materials (14) and peeled powder crushed matter (16). A first sieve member (33) is installed at the outlet of the suction passage (18), the shot materials (14) separated from the return material (17) are supplied to the projection means (15) for repeated use, and the powder crushed matter (16) separated from the return material (17) is discharged to the outside through a powder outlet (36).
Inventors:
ISHITOBI SHINJI (JP)
Application Number:
PCT/JP2004/015632
Publication Date:
April 28, 2005
Filing Date:
October 21, 2004
Export Citation:
Assignee:
BUILD MAINTEC CO LTD (JP)
ISHITOBI SHINJI (JP)
ISHITOBI SHINJI (JP)
International Classes:
B24C3/06; B24C9/00; E01H1/08; (IPC1-7): E01C23/08; B24C9/00
Foreign References:
| JPH09123061A | 1997-05-13 | |||
| JPH08108366A | 1996-04-30 | |||
| JPS5721604A | 1982-02-04 | |||
| JP3063457U | 1999-11-05 | |||
| JPH09193019A | 1997-07-29 | |||
| JP2002363916A | 2002-12-18 | |||
| JPH05200672A | 1993-08-10 |
Attorney, Agent or Firm:
Ariyoshi, Noriharu (Hakata-ku Fukuoka-sh, Fukuoka 13, JP)
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