Title:
HEAT INSULATION DUCT, MANUFACTURING METHOD OF THE SAME, AND INSTALLATION METHOD OF THE SAME
Document Type and Number:
Japanese Patent JP2020085320
Kind Code:
A
Abstract:
To provide a technology that enables proper connection of a heat insulation duct in which a heat insulation material is attached to the inner side.SOLUTION: The invention relates to a heat insulation duct and includes: a duct body having a flange on an edge of an opening; and a heat insulation sheet joined to an inner surface of the duct body and having flexible resin foam. An end part of the heat insulation sheet extends from the edge of the opening of the duct body to the flange side.SELECTED DRAWING: Figure 1
More Like This:
Inventors:
HIRAHARA YOSHIHIRO
AKIYAMA MASAHIRO
OKI YU
KISHI NORIO
TAKEUCHI TAKESHI
KUROSAWA TATSUYA
AKIYAMA MASAHIRO
OKI YU
KISHI NORIO
TAKEUCHI TAKESHI
KUROSAWA TATSUYA
Application Number:
JP2018219677A
Publication Date:
June 04, 2020
Filing Date:
November 22, 2018
Export Citation:
Assignee:
TAKASAGO THERMAL ENGINEERING
FURUKAWA ELECTRIC CO LTD
KUROSAWA SEISAKUSHO CO LTD
FURUKAWA ELECTRIC CO LTD
KUROSAWA SEISAKUSHO CO LTD
International Classes:
F24F13/02; F16L59/02
Domestic Patent References:
| JP3219987U | 2019-01-31 | |||
| JP2000171085A | 2000-06-23 | |||
| JPH0182441U | 1989-06-01 | |||
| JPH0265023U | 1990-05-16 | |||
| JP2007212114A | 2007-08-23 | |||
| JPS6421298A | 1989-01-24 | |||
| JP2008089288A | 2008-04-17 | |||
| JP2009036495A | 2009-02-19 | |||
| JP2018096570A | 2018-06-21 | |||
| JP3217863U | 2018-09-06 |
Foreign References:
| CN201964050U | 2011-09-07 | |||
| WO2018021969A1 | 2018-02-01 | |||
| US4280536A | 1981-07-28 |
Attorney, Agent or Firm:
Hidewa Patent Office