Title:
ANTIFREEZING STRUCTURE
Document Type and Number:
Japanese Patent JP2015206232
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an antifreezing structure capable of being easily installed in new and existing automatic door devices and capable of preventing freezing of snow and water making an entry into a groove part of a guide rail.SOLUTION: An antifreezing structure 1A prevents freezing of snow and water making an entry into a groove part 23a of a guide rail 23 provided below a door body 21 for opening/closing an opening formed in a wall part for partitioning the inside 11 and outside 12 of a room. A heat introduction mechanism 3A for introducing heat on the inside 11 of the room is provided in the groove part 23a of the guide rail 23.
Inventors:
MURATA YOSHIFUMI
TOMINAGA TAIJI
MINAMISONO NAOTO
TOMINAGA TAIJI
MINAMISONO NAOTO
Application Number:
JP2014088198A
Publication Date:
November 19, 2015
Filing Date:
April 22, 2014
Export Citation:
Assignee:
NIPPON JIDO DOOR KK
International Classes:
E06B7/28
Domestic Patent References:
| JPS6070192U | 1985-05-17 | |||
| JPS6070192U | 1985-05-17 | |||
| JPS62225683A | 1987-10-03 | |||
| JPS62225683A | 1987-10-03 |
Foreign References:
| WO1988002054A1 | 1988-03-24 | |||
| WO1988002054A1 | 1988-03-24 |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Suzuki Mitsuyoshi
Yasuhiko Murayama
Tadashi Takahashi
Takashi Watanabe
Suzuki Mitsuyoshi
Yasuhiko Murayama