EP 1488107 B1 20061129 - ECCENTRIC PUMP AND METHOD FOR OPERATION OF SAID PUMP
Title (en)
ECCENTRIC PUMP AND METHOD FOR OPERATION OF SAID PUMP
Title (de)
EXZENTERPUMPE UND VERFAHREN ZUM BETRIEB DIESER PUMPE
Title (fr)
POMPE A EXCENTRIQUE ET PROCEDE PERMETTANT DE FAIRE FONCTIONNER LADITE POMPE
Publication
Application
Priority
- DE 10212940 A 20020322
- EP 0301597 W 20030218
Abstract (en)
[origin: WO03081048A1] The invention relates to a pump (1) with a housing (2), having an inlet (28) and an outlet (29), a drive (5), a fixed cylinder (2) central to a mid-axis (9), a displacer (18), rotating eccentrically within the cylinder (2), a crank drive (13) for the displacer (18), a circumferential sickle-shaped pump chamber (26) between the cylinder (2) and displacer (18) and a helical sealing element (27, 27', 27'', 39) in the pumping chamber (26). According to the invention, the pump is embodied as a dry vacuum pump, whereby the displacer (18) circulates in the cylinder (2) without making contact.
IPC 8 full level
F04C 18/107 (2006.01); F04C 25/02 (2006.01); F04C 28/18 (2006.01)
CPC (source: EP US)
F04C 18/107 (2013.01 - EP US); F04C 2220/50 (2013.01 - EP US)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
WO 03081048 A1 20031002; AU 2003215561 A1 20031008; DE 10212940 A1 20031002; DE 50305843 D1 20070111; EP 1488107 A1 20041222; EP 1488107 B1 20061129; JP 2005520988 A 20050714; JP 2010270765 A 20101202; US 2005163632 A1 20050728; US 7186098 B2 20070306
DOCDB simple family (application)
EP 0301597 W 20030218; AU 2003215561 A 20030218; DE 10212940 A 20020322; DE 50305843 T 20030218; EP 03744779 A 20030218; JP 2003578750 A 20030218; JP 2010203362 A 20100910; US 50873404 A 20040921