EP 0359837 A1 19900328 - Rotary piston pump.
Title (en)
Rotary piston pump.
Title (de)
Drehkolbenpumpe.
Title (fr)
Pompe à piston rotatif.
Publication
Application
Priority
DE 3726748 A 19870812
Abstract (en)
For conveying flowing media of high viscosity a rotary piston pump is described, the rotor of which is designed as a triangular rotor (4) and the scraper (5) of which is designed as a swivelling flap, the pivot (7) of which is connected to a return spring arranged outside the pump casing (1). <IMAGE>
Abstract (de)
Zum Fördern von strömenden Medien hoher Viskosität wird eine Drehkolbenpumpe beschrieben, deren Rotor als Dreiblattrotor (4) und deren Abstreifer (5) als Schwenklappe ausgebildet ist, deren Drehachse (7) mit einer außerhalb des Pumpengehäuses (1) angeordneten Rückstellfeder verbunden ist.
IPC 1-7
IPC 8 full level
F04C 2/46 (2006.01)
CPC (source: EP)
F04C 2/46 (2013.01)
Citation (search report)
- [Y] US 1363451 A 19201228 - BLACKMAN WALTER W
- [Y] FR 471071 A 19141013 - FREDERICK CHARLES HODGES [GB], et al
- [A] DE 898553 C 19531130 - POSCH OSKAR DR-ING
- [Y] FR 41152 E 19321201 - PRESSOIRS MABILLE
- [Y] FR 2285531 A1 19760416 - COUTURIER HENRI [FR]
- [EL] DE 3726748 A1 19890223 - RANG HANNO [DE]
Designated contracting state (EPC)
AT DE IT NL
DOCDB simple family (publication)
DE 3726748 A1 19890223; EP 0359837 A1 19900328; EP 0359837 B1 19940608
DOCDB simple family (application)
DE 3726748 A 19870812; EP 88115255 A 19880917