Global Patent Index - EP 4108831 B1

EP 4108831 B1 20240327 - ROAD MILLER AND METHOD FOR CONTROLLING A ROAD MILLER

Title (en)

ROAD MILLER AND METHOD FOR CONTROLLING A ROAD MILLER

Title (de)

VERFAHREN ZUR STEUERUNG EINER STRASSENFRÄSMASCHINE UND STRASSENFRÄSMASCHINE

Title (fr)

PROCÉDÉ DE COMMANDE D'UN ENGIN DE FRAISAGE DE CHAUSSÉE ET ENGIN DE FRAISAGE DE CHAUSSÉE

Publication

EP 4108831 B1 20240327 (DE)

Application

EP 22177023 A 20220602

Priority

DE 102021114397 A 20210603

Abstract (en)

[origin: CN115434223A] The invention relates to a method for controlling a road milling machine when an obstacle is in the ground to be milled, the road milling machine comprising a milling roller and a tail cover, the method comprising the steps of: a) milling the ground in a working direction at a predetermined milling depth, b) approaching the road milling machine to the obstacle in the ground in the working direction, the milling roller and the tail cover are lifted out of the ground in front of the obstacle in the working direction, d) the milling roller is kept out of contact with the obstacle, and e) the milling roller and the tail cover are lowered to a preset milling depth behind the obstacle in the working direction and the ground continues to be milled, characterized in that the road milling machine is controlled, in step c), the lifting of the milling roller is carried out before the tail cover is lifted out of the ground, and the road milling machine continues to move in the working direction between the lifting of the milling roller and the lifting of the tail cover. The invention further relates to a road milling machine for carrying out the method.

IPC 8 full level

E01C 23/088 (2006.01)

CPC (source: CN EP US)

E01C 23/01 (2013.01 - US); E01C 23/0855 (2013.01 - US); E01C 23/088 (2013.01 - CN EP US); E01C 23/124 (2013.01 - US); E01C 23/127 (2013.01 - CN US)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 4108831 A1 20221228; EP 4108831 B1 20240327; CN 115434223 A 20221206; CN 115434223 B 20231222; DE 102021114397 A1 20221208; US 2022389671 A1 20221208

DOCDB simple family (application)

EP 22177023 A 20220602; CN 202210651747 A 20220606; DE 102021114397 A 20210603; US 202217829863 A 20220601