Title:
FREE BALL BEARING AND SUPPORTING TABLE
Document Type and Number:
WIPO Patent Application WO/2005/037691
Kind Code:
A1
Abstract:
A free ball bearing (1, 11), comprising a body (2, 12) with a semi-spherical recessed face, a large number of small balls (3, 13) disposed in the semi-spherical recessed face of the body, a large ball (4, 14) placed on the large number of small balls, and a cap (5, 15) preventing the large ball and the small balls from being ejected. At least the large ball is formed of a conductive resin, and the small balls, the body, and the cap are formed of the conductive resin or a metal.
Inventors:
IGUCHI KAORU (JP)
Application Number:
PCT/JP2004/015234
Publication Date:
April 28, 2005
Filing Date:
October 15, 2004
Export Citation:
Assignee:
IGUCHI KIKO CO LTD (JP)
IGUCHI KAORU (JP)
IGUCHI KAORU (JP)
International Classes:
B65G13/00; B65G39/02; B65G49/06; H01L21/687; (IPC1-7): B65G39/02; B65G13/00; B65G49/06; H01L21/68
Foreign References:
| JP2002240924A | 2002-08-28 | |||
| JP2001176946A | 2001-06-29 | |||
| JP2002274642A | 2002-09-25 | |||
| JPH07164078A | 1995-06-27 | |||
| JPS479160U | 1972-10-03 |
Attorney, Agent or Firm:
Shiga, Masatake (Yaesu Chuo-k, Tokyo 53, JP)
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