Global Patent Index - EP 0646729 B1

EP 0646729 B1 19971203 - Diffusor made of sheet metal

Title (en)

Diffusor made of sheet metal

Title (de)

Als Blechformteil ausgebildete Leiteinrichtung

Title (fr)

Diffuseur en forme de pièce en tÔle

Publication

EP 0646729 B1 19971203 (DE)

Application

EP 94113252 A 19940825

Priority

DE 4330098 A 19930906

Abstract (en)

[origin: EP0646729A1] The invention relates to a diffusor produced in a sheet-metal type of construction and intended for multi-stage centrifugal pumps, a shaped sheet-metal part being provided with at least two or more integrally formed blades, it being possible to manipulate this shaped sheet-metal part in a simple manner and to connect it to other components of the diffusor. Welding projections already integrally formed on the blades serve to facilitate the connection to the other components. <IMAGE>

IPC 1-7

F04D 29/44

IPC 8 full level

F04D 29/44 (2006.01)

CPC (source: EP)

F04D 29/448 (2013.01)

Designated contracting state (EPC)

DE DK FR IT

DOCDB simple family (publication)

DE 4330098 A1 19950309; DE 59404713 D1 19980115; DK 0646729 T3 19980810; EP 0646729 A1 19950405; EP 0646729 B1 19971203

DOCDB simple family (application)

DE 4330098 A 19930906; DE 59404713 T 19940825; DK 94113252 T 19940825; EP 94113252 A 19940825