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Current content: 157 484 516 patent documents

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147 225 new documents added

921 612 documents amended

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EP 1688538 A1 20060809 - Heating roll

Title (en)

Heating roll

Title (de)

Heizwalze

Title (fr)

Rouleau chauffant

Publication

EP 1688538 A1 20060809 (DE)

Application

EP 05111363 A 20051128

Priority

DE 102005005104 A 20050204

Abstract (en)

A heating roll with a circumferential surface acted upon by an inductive heater with at least one axial inductor system comprising conductor(s) and a pole shoe system, in which the pole shoe system is a row of pole shoe elements (11; 11a-11l) side-by-side in the axial direction, at least some of which have an adjusting device (21, 23) for changing the distance of the element (11; 11a-11l) from the roller surface (2).

IPC 8 full level

D21G 1/02 (2006.01)

CPC (source: EP)

D21G 1/028 (2013.01)

Citation (search report)

[X] US 4675487 A 19870623 - VERKASALO MATTI [FI]
[X] EP 0337973 A2 19891018 - VALMET PAPER MACHINERY INC [FI]
[A] US 3702912 A 19721114 - GREENBERGER JOSEPH IRWIN

Designated contracting state (EPC)

DE FI SE

DOCDB simple family (publication)

EP 1688538 A1 20060809; DE 102005005104 A1 20060810

DOCDB simple family (application)

EP 05111363 A 20051128; DE 102005005104 A 20050204