Title:
POINT SWITCH
Document Type and Number:
WIPO Patent Application WO/2004/064963
Kind Code:
A1
Abstract:
A point switch (4) provided to a turnout for tracks (3) along which a movable body (1) moves, characterized by comprising a point (8) rotatable around a fulcrum (20) on one end and movable between first and second positions (P1, P2), a first coil (33a) for producing an induction field for driving the point to the first position, and a second coil (33b) for producing an induction field for driving the point to the second position, and excitation control means (40) for selectively applying an intermittent exciting current to the first or second coil.
Inventors:
YAMAGUCHI TAKASHI (JP)
WADA JINGO (JP)
WADA JINGO (JP)
Application Number:
PCT/JP2004/000288
Publication Date:
August 05, 2004
Filing Date:
January 16, 2004
Export Citation:
Assignee:
KONAMI CORP (JP)
YAMAGUCHI TAKASHI (JP)
WADA JINGO (JP)
YAMAGUCHI TAKASHI (JP)
WADA JINGO (JP)
International Classes:
A63H19/28; A63H19/32; A63H30/02; (IPC1-7): A63H19/32; A63H19/28; A63H30/02
Foreign References:
| US5085148A | 1992-02-04 | |||
| JP3328479B2 | 2002-09-24 | |||
| US6039291A | 2000-03-21 |
Attorney, Agent or Firm:
Yamamoto, Koji c/o Tokyo, Central Patent Firm (4th Floor Oak Building Kyobashi, 16-10,
Kyobashi 1-chom, Chuou-ku Tokyo 31, JP)
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