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You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 159 679 824 patent documents

This week's update (08/11/2024 12:00 CET):

164 112 new documents added

576 445 documents amended

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EP 0365407 B1 19930609 - POWER TRANSFORMER WITH REDUCED HEAT GENERATION

Title (en)

POWER TRANSFORMER WITH REDUCED HEAT GENERATION

Publication

EP 0365407 B1 19930609 (FR)

Application

EP 89402833 A 19891013

Priority

FR 8813830 A 19881021

Abstract (en)

[origin: EP0365407A1] The transformer of the invention is divided into two half- transformers (2,3) branched in parallel and symmetrically disposed relative to the magnetic circuit symmetry plane (4). <IMAGE>

IPC 1-7

H01F 27/32; H01F 31/00

IPC 8 full level

H01F 27/32 (2006.01); H01F 30/10 (2006.01)

CPC (source: EP)

H01F 27/325 (2013.01); H01F 30/10 (2013.01); H01F 2005/022 (2013.01)

Designated contracting state (EPC)

DE ES FR GB IT NL

DOCDB simple family (publication)

EP 0365407 A1 19900425; EP 0365407 B1 19930609; DE 68907007 D1 19930715; DE 68907007 T2 19931104; DK 175598 B1 20041213; DK 515089 A 19900422; DK 515089 D0 19891017; ES 2041025 T3 19931101; FR 2638277 A1 19900427

DOCDB simple family (application)

EP 89402833 A 19891013; DE 68907007 T 19891013; DK 515089 A 19891017; ES 89402833 T 19891013; FR 8813830 A 19881021