EP 0961022 A3 20001122 - Venturi pump
Title (en)
Venturi pump
Title (de)
Venturipumpe
Title (fr)
Pompe à venturi
Publication
Application
Priority
- GB 9811063 A 19980523
- US 11074298 A 19980702
Abstract (en)
[origin: EP0961022A2] A venturi pump comprising a throat member (14) defining a flow passage (16) including a throat region (16b), and at least one feed port (18) communicating with the throat region (16b), wherein a first part (24) of the throat region (16b) immediately downstream of the or each feed port (18) is of greater cross-sectional area than a second part (22) of the throat region (16b) immediately upstream of the or each feed port (18). The throat member (14) may take the form of an insert to be received within a flow passage (12) provided in a pump housing (10). <IMAGE>
IPC 1-7
IPC 8 full level
F02M 55/00 (2006.01); F02M 63/02 (2006.01); F04F 5/44 (2006.01); F04F 5/46 (2006.01); F02M 59/38 (2006.01)
CPC (source: EP)
F02M 55/002 (2013.01); F02M 63/02 (2013.01); F04F 5/466 (2013.01); F02M 59/38 (2013.01)
Citation (search report)
- [X] DE 4333612 C1 19950202 - GABELGAARD KELD [DE]
- [X] DE 31463 C
- [A] CH 310027 A 19550930 - MASCHF AUGSBURG NUERNBERG AG [DE]
- [A] US 3720482 A 19730313 - TELL P
- [X] T. RAKOCZY, V.D.I ZEITSCHRIFT, vol. VDI-Z, no. 113, 1 September 1971 (1971-09-01), Köln, pages 1007 - 1010, XP002148037
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0961022 A2 19991201; EP 0961022 A3 20001122; GB 9811063 D0 19980722; JP H11351200 A 19991221
DOCDB simple family (application)
EP 99303660 A 19990511; GB 9811063 A 19980523; JP 14197899 A 19990521