Global Patent Index - EP 0971075 A1

EP 0971075 A1 2000-01-12 - Scarifier with suction and handling device for dust

Title (en)

Scarifier with suction and handling device for dust

Title (de)

Fräsmaschine mit einer Vorrichtung zum Absaugen und Verarbeiten von Staub

Title (fr)

Machine de fraisage avec un dispositif d'aspiration et de traitement de poussières

Publication

EP 0971075 A1 (EN)

Application

EP 99113115 A

Priority

IT VI980132 A

Abstract (en)

The invention produces a dust handling device on a self-driven scarifier that includes a milling drum, a conveyor belt for the material broken up and an elevator belt. The device includes: a tunnel-like hood (5) covering at least the conveyor belt (3); a housing (4) enshrouding the milling drum (2; 21) and demarcating at least one suction area (9) located to the rear and top of the milling drum and covering the whole width of the drum, and two upper lateral areas (8; 8') that enfold said milling drum and that are connected with said suction area (9); a duct (10) that links said suction area (9) with the inlet (71) of a centrifugal fan (7); a centrifugal fan (7), with its outlet (74) connected to a filter (11) designed to withhold the solid components of the dust and fumes. <IMAGE>

IPC 1-7 (main, further and additional classification)

E01C 23/088

IPC 8 full level (invention and additional information)

E01C 23/088 (2006.01)

CPC (invention and additional information)

E01C 23/088 (2013.01); E01C 2301/50 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0971075 A1 20000112; EP 0971075 B1 20051109; AT 309416 T 20051115; DE 69928176 D1 20051215; DE 69928176 T2 20060803; IT VI980132 A1 20000110

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2006-03-29 [RAP2] TRANSFER OF RIGHTS OF AN EP GRANTED PATENT

- Owner name: CATERPILLAR PAVING PRODUCTS INC.

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2005-12-15 [REF] CORRESPONDS TO:

- Document: DE 69928176 P 20051215

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2005-04-20 [RTI1] TITLE (CORRECTION)

- Free text: SCARIFIER WITH SUCTION AND HANDLING DEVICE FOR DUST

2004-02-18 [17Q] FIRST EXAMINATION REPORT

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