EP 1111244 A3 20020515 - Self priming pump
Title (en)
Self priming pump
Title (de)
Selbstansaugendes Pumpenaggregat
Title (fr)
Pompe auto-amorçante
Publication
Application
Priority
DE 19962729 A 19991223
Abstract (en)
[origin: EP1111244A2] The pump impeller (4) has an opening (11) connected to the inlet (7) through the coaxial ejector (10) with a drive nozzle (14) having an inlet (12) and extending duct (18) whose inlet (19) is close to the housing wall (6a).
IPC 1-7
IPC 8 full level
F04D 9/06 (2006.01)
CPC (source: EP)
F04D 9/06 (2013.01)
Citation (search report)
- [XY] FR 1408233 A 19650813 - GUINARD POMPES
- [X] US 3063377 A 19621113 - STANLEY PETER J, et al
- [X] US 4820131 A 19890411 - JOHNSON CHARLES S [US]
- [Y] FR 1222755 A 19600613
- [DY] EP 0361329 A1 19900404 - CALPEDA A SPA [IT]
- [A] FR 2650864 A1 19910215 - PUMPEN & VERDICHTER VEB K [DD]
- [XY] "NEW DIFFUSERS FOR SINGLE-STAGE CENTRIFUGAL PUMPS", WORLD PUMPS, TRADE AND TECHNICAL PRESS LTD. MORDEN, GB, no. 300, 1 September 1991 (1991-09-01), pages 34 - 36, XP000315361, ISSN: 0262-1762
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
EP 1111244 A2 20010627; EP 1111244 A3 20020515; DE 19962729 A1 20010705
DOCDB simple family (application)
EP 00128058 A 20001221; DE 19962729 A 19991223