Global Patent Index - EP 1247614 B1

EP 1247614 B1 20050615 - Method and apparatus for sharpening the knives of a knife ring cutter

Title (en)

Method and apparatus for sharpening the knives of a knife ring cutter

Title (de)

Verfahren und Vorrichtung zum Schärfen der Schneidmesser eines Messerringzerspaners

Title (fr)

Procédé et dispositif pour affûter les couteaux d'une déchiqueteuse à lames-couronne

Publication

EP 1247614 B1 20050615 (DE)

Application

EP 02006588 A 20020322

Priority

DE 10117480 A 20010407

Abstract (en)

[origin: EP1247614A2] The machining tool comprises a blade-ring and several packs of blades which in turn comprise blades and clamping plates. A holder contains the blade-ring with blunt blades. One unit removes the packs of blades, and one unit dismantles the packs of blades. The blunt blades are contained and stored in a first buffer unit (9) and are sharpened in a grinder unit. A second buffer unit holds the sharpened blades which are collected with clamping plates to form packs of blades.

IPC 1-7

B24B 3/36

IPC 8 full level

B24B 3/36 (2006.01)

CPC (source: EP US)

B24B 3/36 (2013.01 - EP US)

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 1247614 A2 20021009; EP 1247614 A3 20040114; EP 1247614 B1 20050615; AT E297834 T1 20050715; DE 10117480 A1 20030116; DE 50203394 D1 20050721; ES 2243612 T3 20051201; US 2002173246 A1 20021121; US 6814652 B2 20041109

DOCDB simple family (application)

EP 02006588 A 20020322; AT 02006588 T 20020322; DE 10117480 A 20010407; DE 50203394 T 20020322; ES 02006588 T 20020322; US 11740702 A 20020405