Title:
INSTALLATION STRUCTURE OF SMOKE EXHAUST DUCT
Document Type and Number:
Japanese Patent JP2011177324
Kind Code:
A
Abstract:
To provide an installation structure of a smoke exhaust duct which prevents a decrease in smoke exhaust efficiency by a simple structure even when a thickness of a smoke layer is small.
The smoke exhaust duct 13 is provided below a ceiling 11, and a smoke vent 14 is formed on a surface other than a lower surface of the smoke exhaust duct 13 and preferably on an upper surface.
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Inventors:
NAKAMURA MASATOSHI
SAKAMOTO SHIGEHIRO
NAKAHAMA SHINJI
SAKAMOTO SHIGEHIRO
NAKAHAMA SHINJI
Application Number:
JP2010043759A
Publication Date:
September 15, 2011
Filing Date:
March 01, 2010
Export Citation:
Assignee:
TAISEI CORP
International Classes:
A62B13/00; A62C2/00; E04F17/02; F24F13/02
Domestic Patent References:
| JP2009250203A | 2009-10-29 | |||
| JP2005290910A | 2005-10-20 | |||
| JP2004239547A | 2004-08-26 | |||
| JP2002327929A | 2002-11-15 | |||
| JP2008295543A | 2008-12-11 | |||
| JPS4719967A | ||||
| JP2009250203A | 2009-10-29 | |||
| JP2005290910A | 2005-10-20 | |||
| JP2004239547A | 2004-08-26 | |||
| JP2002327929A | 2002-11-15 | |||
| JPH04106336A | 1992-04-08 | |||
| JPH04257652A | 1992-09-11 | |||
| JPH073783U | 1995-01-20 |
Attorney, Agent or Firm:
Chiharu Shimizu