EP 2676043 A1 20131225 - BEARING ARRANGEMENT FOR RAPIDLY ROTATING SHAFTS OF VACUUM PUMPS
Title (en)
BEARING ARRANGEMENT FOR RAPIDLY ROTATING SHAFTS OF VACUUM PUMPS
Title (de)
LAGERANORDNUNG FÜR SCHNELL DREHENDE WELLEN VON VAKUUMPUMPEN
Title (fr)
ENSEMBLE PALIER POUR ARBRES À ROTATION RAPIDE DE POMPES À VIDE
Publication
Application
Priority
- DE 202011002794 U 20110216
- EP 2012052164 W 20120209
Abstract (en)
[origin: WO2012110384A1] Bearing arrangement for rapidly rotating shafts of vacuum pumps, in particular turbomolecular pumps, having two bearing elements (12) which mount the shaft (10). At least one of the two bearing elements (12) has a bearing (16) having a bearing outer ring (20) which surrounds the rolling bodies (22). A damping element (32) is arranged between a pump housing (14) and the bearing outer ring (20). Furthermore, a holding element (28) which fixes the at least one damping element (32) is connected to the pump housing (14).
IPC 8 full level
F16C 27/06 (2006.01); F04D 19/04 (2006.01); F04D 29/059 (2006.01); F04D 29/66 (2006.01); F16C 35/077 (2006.01)
CPC (source: EP)
F04D 19/042 (2013.01); F04D 29/059 (2013.01); F04D 29/668 (2013.01); F16C 27/066 (2013.01); F16C 35/077 (2013.01); F16C 19/06 (2013.01); F16C 2360/45 (2013.01)
Citation (search report)
See references of WO 2012110384A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
DE 202011002794 U1 20120606; CN 103370553 A 20131023; EP 2676043 A1 20131225; JP 2014506981 A 20140320; WO 2012110384 A1 20120823
DOCDB simple family (application)
DE 202011002794 U 20110216; CN 201280009320 A 20120209; EP 12704041 A 20120209; EP 2012052164 W 20120209; JP 2013553873 A 20120209