Title:
建具
Document Type and Number:
Japanese Patent JP6576229
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To suppress outdoor-indoor heat transmission while keeping a fire retardant property.SOLUTION: An outward frame element 15A, which has an outward hollow part 15Ad, and an inward frame element 15B, which has an inward hollow part 15F are adjacently installed in depth direction so as not to contact to each other. A mullion frame 15 of a fixture is formed by connecting the two frame elements 15A, 15B via a heat insulator 15C so that a mutual hollow part 15D between them. An outward reinforcement material 40 is installed along longer direction in the outward hollow part 15Ad of the outward frame element 15A. The outward reinforcement material 40, the outward frame element 15A and the inward frame element 15B are connected with each other by fastening a connection screw 18 so as to pass through the mutual hollow part 15D.SELECTED DRAWING: Figure 3
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Inventors:
Hana Tsutsui
Kazuhiro Kawaguchi
Masaki Okabe
Hidenori Ueda
Kazuhiro Kawaguchi
Masaki Okabe
Hidenori Ueda
Application Number:
JP2015236869A
Publication Date:
September 18, 2019
Filing Date:
December 03, 2015
Export Citation:
Assignee:
YKK AP Inc.
International Classes:
E06B5/00; E06B1/18; E06B5/16
Domestic Patent References:
| JP59179908U | ||||
| JP2012031590A | ||||
| JP6288147A | ||||
| JP60018536Y2 |
Attorney, Agent or Firm:
Sakai International Patent Office