Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ELECTRIC MOTOR AND BRUSH HOLDER SPRING
Document Type and Number:
WIPO Patent Application WO/2010/032185
Kind Code:
A4
Abstract:
An electric motor (1) comprises a casing (2), a stator housed in the casing (2), a sealing cover (10), a rotor (6) rotatable inside the casing (2) and equipped with a commutator (7), a circuit (8) for powering the commutator (7) comprising two brushes (15) in sliding contact with the commutator (7); the motor (1) comprises two brush holder sleeves (14) in which the brushes (15) slide and two springs (17) operating between the brush holder sleeves (14) and the respective brushes (15) in such a way as to push the latter towards the commutator (7); both the sleeves (14) and the springs (17) form part of the circuit (8) for powering the brushes (15).

Inventors:
DE FILIPPIS PIETRO (IT)
Application Number:
IB2009/053985
Publication Date:
November 25, 2010
Filing Date:
September 11, 2009
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SPAL AUTOMOTIVE SRL (IT)
DE FILIPPIS PIETRO (IT)
International Classes:
H02K5/14; H01R39/41; H02K11/02
Attorney, Agent or Firm:
PUGGIOLI, Tommaso (Via Goito 18, Bologna, IT)
Download PDF: