EP 1716337 B1 20070307 - CUTTING TOOL PERTAINING TO A CENTRIFUGAL PUMP
Title (en)
CUTTING TOOL PERTAINING TO A CENTRIFUGAL PUMP
Title (de)
SCHNEIDWERK EINER KREISELPUMPE
Title (fr)
OUTIL COUPANT DE POMPE CENTRIFUGE
Publication
Application
Priority
- EP 2005000150 W 20050111
- DE 102004007739 A 20040216
Abstract (en)
[origin: US2007164136A1] The invention relates to a cutting tool pertaining to a centrifugal pump for liquids loaded with solids. Said cutting tool comprises a rotating cutting body comprising at least one opening forming a cutting edge and through which the liquid flows, the lateral surface of the cutting body facing the rotationally fixed opposite surface that also comprises at least one opening through which the liquid flows. The lateral surface of the cutting body, facing the opposite surface, is curved in a convex manner, and the opposite surface is curved in a correspondingly concave manner.
IPC 8 full level
F04D 7/04 (2006.01); F04D 29/22 (2006.01)
CPC (source: EP US)
F04D 7/045 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
US 2007164136 A1 20070719; US 7520454 B2 20090421; AT E356294 T1 20070315; CN 100434718 C 20081119; CN 1922403 A 20070228; DE 102004007739 A1 20050825; DE 502005000456 D1 20070419; DK 1716337 T3 20070702; EP 1716337 A1 20061102; EP 1716337 B1 20070307; PL 1716337 T3 20070731; WO 2005078286 A1 20050825
DOCDB simple family (application)
US 58964405 A 20050111; AT 05700789 T 20050111; CN 200580005123 A 20050111; DE 102004007739 A 20040216; DE 502005000456 T 20050111; DK 05700789 T 20050111; EP 05700789 A 20050111; EP 2005000150 W 20050111; PL 05700789 T 20050111