EP 0055426 A1 19820707 - Stage compartment structure for multistage pumps.
Title (en)
Stage compartment structure for multistage pumps.
Title (de)
Struktur einer Stufe einer mehrstufigen Kreiselpumpe.
Title (fr)
Structure d'une cellule d'une pompe multicellulaire.
Publication
Application
Priority
IT 3090280 U 19801229
Abstract (en)
The structure comprises a sleeve-like case member (11) fitting, at the opposite ends thereof, into a respective identical sleeve-like case member (11) and clamping there-against an annular partition member (12) extending perpendicularly to the pump driving shaft (4), a sealing ring (14) being provided for tight sealing the cases (11) and partition member (12).
IPC 1-7
IPC 8 full level
F04D 1/06 (2006.01); F04D 29/42 (2006.01)
CPC (source: EP)
F04D 1/066 (2013.01); F04D 29/4266 (2013.01)
Citation (search report)
- DE 353978 C 19220531 - WILHELM LEHMANN, et al
- US 1366589 A 19210125 - PONTUS OSTENBERG
- FR 2349753 A1 19771125 - KLEIN SCHANZLIN & BECKER AG [DE]
- CH 303394 A 19541130 - WENGER HERMANN [DE], et al
Designated contracting state (EPC)
DE FR GB NL SE
DOCDB simple family (publication)
EP 0055426 A1 19820707; DK 578081 A 19820630; IT 8030902 V0 19801229
DOCDB simple family (application)
EP 81110541 A 19811217; DK 578081 A 19811228; IT 3090280 U 19801229