EP 1062429 A1 20001227 - SEALING SYSTEM FOR A GEAR PUMP FOR HIGH-VISCOSITY RUBBER, POLYMER, MATERIALS AND SIMILAR PRODUCTS TO BE PUMPED
Title (en)
SEALING SYSTEM FOR A GEAR PUMP FOR HIGH-VISCOSITY RUBBER, POLYMER, MATERIALS AND SIMILAR PRODUCTS TO BE PUMPED
Title (de)
ABDICHTUNGSSYSTEM FÜR ZAHNRADPUMPEN FÜR HOCHVISKOSEN KAUTSCHUK, POLYMERE STOFFE UND SONSTIGE ZU FÖRDERNDE PRODUKTE
Title (fr)
SYSTEME D'ETANCHEITE DE POMPES A ENGRENAGES POUR CAOUTCHOUC HAUTEMENT VISQUEUX, MATERIAUX POLYMERES ET AUTRES PRODUITS A REFOULER
Publication
Application
Priority
- DE 9900140 W 19990120
- DE 19804132 A 19980203
Abstract (en)
[origin: WO9940324A1] Sealing system for roller bearing mountings of gear pump rotors and similar rotor shafts to provide protection against the medium to be pumped in pumps and mixers, in addition to other sealing elements for rotor shafts in the form of sealing discs (3) which allow a defined leakage current to drain off in the envisaged leakage flow channels (2, 10, 4a, 7) so that the roller bearing mountings can be protected from the pressurized or pumped media.
IPC 1-7
IPC 8 full level
F01C 21/02 (2006.01); F04C 2/18 (2006.01); F04C 13/00 (2006.01); F04C 15/00 (2006.01)
CPC (source: EP)
F01C 21/02 (2013.01); F04C 2/18 (2013.01); F04C 13/002 (2013.01); F04C 15/0046 (2013.01); F04C 2240/52 (2013.01)
Citation (search report)
See references of WO 9940324A1
Designated contracting state (EPC)
CH DE FR GB IT LI SE
DOCDB simple family (publication)
WO 9940324 A1 19990812; AU 3246099 A 19990823; DE 19804132 C1 19990909; DE 19980191 D2 20010412; EP 1062429 A1 20001227
DOCDB simple family (application)
DE 9900140 W 19990120; AU 3246099 A 19990120; DE 19804132 A 19980203; DE 19980191 T 19990120; EP 99934226 A 19990120