Global Patent Index - EP 3941697 A1

EP 3941697 A1 20220126 - KNIFE DRUM

Title (en)

KNIFE DRUM

Title (de)

MESSERTROMMEL

Title (fr)

TAMBOUR À LAMES

Publication

EP 3941697 A1 20220126 (DE)

Application

EP 20712237 A 20200310

Priority

  • DE 102019107063 A 20190320
  • EP 2020056340 W 20200310

Abstract (en)

[origin: WO2020187647A1] Illustrated and described is a knife drum (1) for cutting, in particular crosscutting, material webs, in particular material webs made of paper, board and/or plastic, having a support body (2), on the circumference of which a plurality of elongate holding and/or fastening portions (3, 4) are provided that are spaced apart from one another in the circumferential direction of the support body (2), extend substantially in the longitudinal direction of the support body (2) and are each configured to fasten a preferably strip-like knife arrangement (5). According to the invention, the holding and/or fastening portions (3, 4) extend differently from one another at least sectionally in the longitudinal direction of the support body (2).

IPC 8 full level

B26D 7/26 (2006.01); B26D 1/40 (2006.01); B26D 1/62 (2006.01)

CPC (source: EP)

B26D 1/405 (2013.01); B26D 1/626 (2013.01); B26D 7/2614 (2013.01); B26D 7/2628 (2013.01)

Citation (search report)

See references of WO 2020187647A1

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

DE 102019107063 A1 20200924; CN 113748003 A 20211203; CN 113748003 B 20230428; EP 3941697 A1 20220126; JP 2022525956 A 20220520; WO 2020187647 A1 20200924

DOCDB simple family (application)

DE 102019107063 A 20190320; CN 202080031185 A 20200310; EP 2020056340 W 20200310; EP 20712237 A 20200310; JP 2021556654 A 20200310