Global Patent Index - EP 2867408 A1

EP 2867408 A1 20150506 - MULTI-WALLED CYLINDER FOR THERMALLY AND/OR MECHANICALLY TREATING MATERIAL WEBS

Title (en)

MULTI-WALLED CYLINDER FOR THERMALLY AND/OR MECHANICALLY TREATING MATERIAL WEBS

Title (de)

MEHRWANDIGER ZYLINDER ZUR THERMISCHEN UND/ODER MECHANISCHEN BEHANDLUNG VON MATERIALBAHNEN

Title (fr)

CYLINDRE À PAROIS MULTIPLES POUR LE TRAITEMENT THERMIQUE ET/OU MÉCANIQUE DE BANDES DE MATIÈRE

Publication

EP 2867408 A1 20150506 (DE)

Application

EP 13729616 A 20130522

Priority

  • DE 102012104462 A 20120523
  • EP 2013060538 W 20130522

Abstract (en)

[origin: WO2013174880A1] The invention relates to a multi-walled cylinder for drying and/or mechanically treating planar material webs, particularly a Yankee cylinder, drying cylinder or heating cylinder, and which comprises an outer casing (1) with a temperature-controllable surface (3), and an inner casing (2), with flow channels (6) in which a thermal medium (5) can be conducted being located below said temperature-controllable surface. The invention is characterised in that the cylinder comprises a connection region (4) between the inner side of the outer casing and the outer side of the inner casing, which fixes said outer casing and inner casing in a bonded manner.

IPC 8 full level

D21F 5/02 (2006.01); D21G 1/02 (2006.01)

CPC (source: EP)

D21F 5/021 (2013.01); D21F 5/022 (2013.01); D21G 1/0266 (2013.01)

Citation (search report)

See references of WO 2013174880A1

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 102012104462 A1 20131128; EP 2867408 A1 20150506; WO 2013174880 A1 20131128

DOCDB simple family (application)

DE 102012104462 A 20120523; EP 13729616 A 20130522; EP 2013060538 W 20130522