Global Patent Index - EP 0825003 A3

EP 0825003 A3 20000301 - Milling machine with rotating tool for stonelike materials

Title (en)

Milling machine with rotating tool for stonelike materials

Title (de)

Fräsmaschine mit rotierendem Fräswerkzeug für gesteinsartige Materialien

Title (fr)

Machine de fraisage à outil rotatif pour le travail de matériaux pierreux

Publication

EP 0825003 A3 20000301 (DE)

Application

EP 97111710 A 19970710

Priority

  • DE 19631659 A 19960805
  • DE 19634069 A 19960823
  • DE 19636869 A 19960911

Abstract (en)

[origin: EP0825003A2] The milling machine has a rotating milling tool with a number of milling chisels (2) around its circumference. A hammering action is induced in one or all of the chisel points through a pneumatic or hydraulic hammering mechanism. The hammering mechanism may comprise pistons (1) enclosed in cylinders (11) and operated by compressed air. The cylinder ends are alternately connected to the air feed and air exhaust sides.

IPC 1-7

B28D 1/18

IPC 8 full level

B28D 1/18 (2006.01)

CPC (source: EP)

B28D 1/18 (2013.01)

Citation (search report)

[X] US 4331362 A 19820525 - TALBERT CARROLL G

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0825003 A2 19980225; EP 0825003 A3 20000301

DOCDB simple family (application)

EP 97111710 A 19970710