EP 2078163 B1 20170412 - GEAR PUMP WITH REDUCED PRESSURE IMPULSES ON THE CONVEYOR SIDE
Title (en)
GEAR PUMP WITH REDUCED PRESSURE IMPULSES ON THE CONVEYOR SIDE
Title (de)
ZAHNRADPUMPE MIT REDUZIERTEN DRUCKPULSATIONEN AUF DER FÖRDERSEITE
Title (fr)
POMPE À ENGRENAGE À PULSATIONS DE PRESSION RÉDUITES CÔTÉ REFOULEMENT
Publication
Application
Priority
- EP 2007057821 W 20070730
- DE 102006045932 A 20060928
Abstract (en)
[origin: WO2008037525A1] The invention relates to a gear pump in which the amplitudes of the pressure impulses in a pressure chamber (26) can be significantly reduced by a suitable embodiment of a first groove (32) and/or a second groove (34).
IPC 8 full level
F04C 2/18 (2006.01); F04C 15/00 (2006.01)
CPC (source: EP US)
F04C 2/086 (2013.01 - EP US); F04C 15/0049 (2013.01 - EP US); F04C 2/18 (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 LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
DE 102006045932 A1 20080403; CN 101517235 A 20090826; CN 101517235 B 20121010; EP 2078163 A1 20090715; EP 2078163 B1 20170412; JP 2010505059 A 20100218; JP 4909415 B2 20120404; US 2010047102 A1 20100225; US 8444406 B2 20130521; WO 2008037525 A1 20080403
DOCDB simple family (application)
DE 102006045932 A 20060928; CN 200780036063 A 20070730; EP 07788028 A 20070730; EP 2007057821 W 20070730; JP 2009529627 A 20070730; US 44332807 A 20070730