EP 1165966 A1 20020102 - ROTOR FIXTURE FOR A FRICTION VACUUM PUMP
Title (en)
ROTOR FIXTURE FOR A FRICTION VACUUM PUMP
Title (de)
ROTORBEFESTIGUNG EINER REIBUNGSVAKUUMPUMPE
Title (fr)
FIXATION D'UN ROTOR SUR UNE POMPE A VIDE A FRICTION
Publication
Application
Priority
- DE 19915307 A 19990403
- EP 0000410 W 20000120
Abstract (en)
[origin: DE19915307A1] The pump (10 has a casing (2) containing a shaft (15) in bearings (16) and a rotor (4) with a central boring (21), in the region of which it is held on the shaft. There is an annular groove (26, 31) in the region of at least one of the two endfaces of the rotor, passing round the joint point between the rotor and the shaft.
IPC 1-7
IPC 8 full level
F04D 29/02 (2006.01); F04D 19/04 (2006.01); F04D 29/26 (2006.01)
CPC (source: EP US)
F04D 19/04 (2013.01 - EP US); F04D 29/266 (2013.01 - EP US)
Citation (search report)
See references of WO 0060241A1
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)
DE 19915307 A1 20001005; EP 1165966 A1 20020102; JP 2002541378 A 20021203; US 6599084 B1 20030729; WO 0060241 A1 20001012
DOCDB simple family (application)
DE 19915307 A 19990403; EP 0000410 W 20000120; EP 00903590 A 20000120; JP 2000609708 A 20000120; US 93787602 A 20020109