Title:
DOOR SWITCH FOR RAILROAD VEHICLE, AND DOOR OPENING/CLOSING DEVICE ADAPTED FOR USE IN RAILROAD VEHICLE AND PROVIDED WITH THE DOOR SWITCH
Document Type and Number:
WIPO Patent Application WO/2010/150623
Kind Code:
A1
Abstract:
Provided are a door switch for a railroad vehicle, capable alone of detecting with improved reliability whether or not doors which open in opposite directions are at totally closed positions, and a door opening/closing device adapted for use in a railroad vehicle and provided with the door switch.
A door switch (10) is provided with: a rod (22) which is provided so as to be movable relative to the vehicle body and is pressed when one door (100a) moves toward the totally closed position; a switch case (30) which is provided so as to be movable relative to both the vehicle body and the rod (22) and is pressed when the other door (100b) moves toward the totally closed position; a detection means which outputs a detection signal when the relative positions of the rod (22) and the switch case (30) occupy predetermined relative positions; and a spring (23) (pressing means) for pressing the rod (22) and the switch case (30) so that the relative positions of the rod (22) and the switch case (30) do not occupy the predetermined relative positions.
Inventors:
UEDA, Shinji (Nabtesco Corporation 3-3, Takatsukadai 7-chome, Nishi-ku, Kobe-sh, Hyogo 71, 〒6512271, JP)
上田 晋司 (〒71 兵庫県神戸市西区高塚台７丁目３番地の３ ナブテスコ株式会社 神戸工場内 Hyogo, 〒6512271, JP)
上田 晋司 (〒71 兵庫県神戸市西区高塚台７丁目３番地の３ ナブテスコ株式会社 神戸工場内 Hyogo, 〒6512271, JP)
Application Number:
JP2010/059180
Publication Date:
December 29, 2010
Filing Date:
May 31, 2010
Export Citation:
Assignee:
Nabtesco Corporation (9-18, Kaigan 1-chome Minato-k, Tokyo 22, 〒1050022, JP)
ナブテスコ株式会社 (〒22 東京都港区海岸１丁目９番１８号 Tokyo, 〒1050022, JP)
UEDA, Shinji (Nabtesco Corporation 3-3, Takatsukadai 7-chome, Nishi-ku, Kobe-sh, Hyogo 71, 〒6512271, JP)
ナブテスコ株式会社 (〒22 東京都港区海岸１丁目９番１８号 Tokyo, 〒1050022, JP)
UEDA, Shinji (Nabtesco Corporation 3-3, Takatsukadai 7-chome, Nishi-ku, Kobe-sh, Hyogo 71, 〒6512271, JP)
International Classes:
B61D19/02; E05B65/12
Attorney, Agent or Firm:
KAJI, Yoshiyuki et al. (KAJI, SUHARA & ASSOCIATES Recruit Shin Osaka BLDG., 14-22, Nishinakajima 5-chome, Yodogawa-ku, Osaka-sh, Osaka 11, 〒5320011, JP)
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