Title:
GRAPHITIC BRUSH, AND MOTOR HAVING GRAPHITIC BRUSH
Document Type and Number:
WIPO Patent Application WO/2005/101619
Kind Code:
A1
Abstract:
A graphitic brush (1) which hardly wears irrespective of temperatures used and which copes with the problem of prolongation of life; and a motor having the graphitic brush (1). In the graphitic brush (1) for feeding a coil (17) wound on a core (9) provided in the rotor (2) of a motor (10), the graphitic brush (1) consists of a sintered compact having pores in the surface and in the interior, the pores being impregnated with a liquid having a boiling point higher than that of water.
More Like This:
Inventors:
KOBAYASHI HIROSHI (JP)
Application Number:
PCT/JP2004/004879
Publication Date:
October 27, 2005
Filing Date:
April 02, 2004
Export Citation:
Assignee:
AISIN SEIKI (JP)
KOBAYASHI HIROSHI (JP)
KOBAYASHI HIROSHI (JP)
International Classes:
H01R39/22; H01R39/26; H02K13/00; (IPC1-7): H02K13/00
Foreign References:
JPH07336961A | 1995-12-22 | |||
EP0767527A1 | 1997-04-09 | |||
EP0635913A1 | 1995-01-25 | |||
JPS62195091A | 1987-08-27 | |||
JPH05292706A | 1993-11-05 | |||
JP2003313076A | 2003-11-06 |
Other References:
See also references of EP 1732193A4
Attorney, Agent or Firm:
Kitamura, Shuichiro (Nakanoshima 2-chome Kita-k, Osaka-shi Osaka 05, JP)
Download PDF:
Previous Patent: ELECTRIC MOTOR WITH TWO OPPOSITE INDEPENDENT SHAFTS
Next Patent: VARIABLE RELUCTANCE MOTOR
Next Patent: VARIABLE RELUCTANCE MOTOR