Title:
DOOR AND FITTING
Document Type and Number:
Japanese Patent JP2017048537
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a door capable of securing high fire protecting performance, and a fitting comprising the door.SOLUTION: A door 10 has a structure in which a skeleton body 12 is arranged between a pair of surface materials 14 and 14 facing each other. Drain holes 24 and 25 for outward discharging rainwater and the like intruding into the door 10 are provided on a depth surface of lower aggregate 12b, which is an undersurface 10b thereof. In the door 10, a part surrounding the peripheries of the drain holes 24 and 25 of the undersurface 10b is provided with thermally-expansible members 26 and 27 expanded when heated. The drain holes 24 and 25 are closed with the thermally-expansible members 26 and 27 expanded in case of fire and the like.SELECTED DRAWING: Figure 5
Inventors:
NISHITANI SHIHO
KOBAYASHI YASUYUKI
KOBAYASHI YASUYUKI
Application Number:
JP2015170795A
Publication Date:
March 09, 2017
Filing Date:
August 31, 2015
Export Citation:
Assignee:
YKK ARCHITECTURAL
International Classes:
E06B5/16
Domestic Patent References:
| JP2015086669A | 2015-05-07 | |||
| JP2013119709A | 2013-06-17 | |||
| JP2015010371A | 2015-01-19 | |||
| JP2013091916A | 2013-05-16 | |||
| JP2014118761A | 2014-06-30 |
Attorney, Agent or Firm:
Hiroaki Sakai