Title:
安全な動作を有する高速なドア
Document Type and Number:
Japanese Patent JP2008503671
Kind Code:
A
Abstract:
The invention concerns a fast door, closing an opening provided in a partition, comprising a soft screen (21), means for lifting the screen including, among others, a winding shaft (2) fixed at the door lintel, and a strap (7) whereof one end is fixed to the winding shaft (2) and the other end is fixed to the screen lower edge (8). The invention is characterized in that the strap (7) passes through a tension sensor (6) comprising a mobile element having an opening wherein the strap (7) is engaged, the mobile element being maintained in a first so-called normal operating position by the strap (7), the latter being subjected to a normal operating tension, the mobile element tilting into a so-called abnormal operating position, when the strap (7) shows a tension lower than a predetermined threshold corresponding to an abnormal operation of the door.
Inventors:
Crawler, Bernard
Application Number:
JP2007517519A
Publication Date:
February 07, 2008
Filing Date:
June 22, 2005
Export Citation:
Assignee:
Nerjeco
International Classes:
E06B9/13; E05D13/00; E06B9/80; E06B9/84; E06B9/88; E05F15/00
Domestic Patent References:
| JPH0423798A | 1992-01-28 | |||
| JPH0627750Y2 | 1994-07-27 | |||
| JP2003193775A | 2003-07-09 |
Attorney, Agent or Firm:
Takehiko Suzue
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Katsu Sunagawa
Ryo Hashimoto
Tetsuya Kazama
Satoshi Kono
Makoto Nakamura
Kurata Masatoshi
Takashi Mine
Yoshihiro Fukuhara
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Katsu Sunagawa
Ryo Hashimoto
Tetsuya Kazama