Title (en)

Electrical resistances for axial flow fanheaters, constructed from undulated resistance wire.

Title (de)

Elektrische Widerstände, aufgebaut aus gewelltem Widerstandsdraht, für Axialströmungsgebläse.

Title (fr)

Résistances électriques construites à partir de fil résistant ondulé pour ventilateurs à flux axial.

Publication

EP 0293997 A1 19881207 (EN)

Application

EP 88201100 A 19880601

Priority

IT 2079187 A 19870604

Abstract (en)

Electrical resistances for axial flow fanheaters, in which the undulated resistance wire is uniformly distributed over a polygonal configuration being fixed to step-shaped mica blades and arranged radially in a star configuration on a metal support in such a way as to have uniform flows of air and temperatures in the various conditions of use.

IPC 1-7

H05B 3/16

IPC 8 full level

H05B 3/16 (2006.01)

CPC (source: EP)

H05B 3/16 (2013.01)

Citation (search report)

• [X] GB 2174900 A 19861119 - BRISTOL MYERS CO
• [A] DE 1540731 A1 19691211 - EICHENAUER FA FRITZ
• [A] DE 2407588 A1 19750828 - EICHENAUER FA FRITZ
• [A] EP 0219916 A1 19870429 - PHILIPS CORP [US]
• [A] FR 2441986 A1 19800613 - EICHENAUER FRITZ [DE]
• [A] EP 0038414 A1 19811028 - BRAUN AG [DE]
• [A] DE 2849258 A1 19800529 - EICHENAUER FA FRITZ

Designated contracting state (EPC)

AT BE CH DE ES FR GB GR IT LI LU NL SE

DOCDB simple family (publication)

EP 0293997 A1 19881207; IT 1204682 B 19890310; IT 8720791 A0 19870604

DOCDB simple family (application)

EP 88201100 A 19880601; IT 2079187 A 19870604