Title:
ELECTRIC MOTOR
Document Type and Number:
WIPO Patent Application WO/2013/075868
Kind Code:
A3
Abstract:
The invention relates to an electric motor (1) having an armature shaft (10) which is mounted in at least one floating bearing (12), wherein the floating bearing (12) comprises a bearing inner ring (12.1), which is arranged on the armature shaft (10), and a bearing outer ring (12.2), which is accommodated in a bearing seat (14), and a fluid pump for a vehicle fluid system having such an electric motor (1). According to the invention, lubricant is provided between the drive shaft (10) and the bearing inner ring (12.1), which lubricant forms a hydrodynamic lubricant film (16) and generates a constant relative movement between the drive shaft (10) and the bearing inner ring (12.1).
Inventors:
MICKE MARC (DE)
FELLMETH REINER (DE)
KLEIN STEFAN (DE)
FELLMETH REINER (DE)
KLEIN STEFAN (DE)
Application Number:
PCT/EP2012/069033
Publication Date:
June 26, 2014
Filing Date:
September 27, 2012
Export Citation:
Assignee:
BOSCH GMBH ROBERT (DE)
MICKE MARC (DE)
FELLMETH REINER (DE)
KLEIN STEFAN (DE)
MICKE MARC (DE)
FELLMETH REINER (DE)
KLEIN STEFAN (DE)
International Classes:
F16C21/00; H02K7/08
Foreign References:
| JP2002142406A | 2002-05-17 | |||
| DE102006042340A1 | 2008-03-27 | |||
| JP2008008412A | 2008-01-17 | |||
| JPH08296637A | 1996-11-12 | |||
| JPS5594092A | 1980-07-17 | |||
| US4701651A | 1987-10-20 | |||
| DE19737045A1 | 1999-03-04 | |||
| DE1286344B | 1969-01-02 |
Attorney, Agent or Firm:
ROBERT BOSCH GMBH (Stuttgart, DE)
Download PDF:
Previous Patent: PROCESS AND APPARATUS FOR THE SEPARATION OF AIR BY CRYOGENIC DISTILLATION
Next Patent: FUEL INJECTOR HAVING A COMPONENT COMPOSITE
Next Patent: FUEL INJECTOR HAVING A COMPONENT COMPOSITE