Title:
OPENING/CLOSING MECHANISM
Document Type and Number:
Japanese Patent JP2022165626
Kind Code:
A
Abstract:
To provide an opening/closing mechanism having higher shielding performance.SOLUTION: An opening/closing mechanism 1 for opening/closing an opening formed in a wall that separates the indoor and the outdoor. The opening/closing mechanism 1 includes: multiple panel members arranged in the vertical direction partially overlap each other; guide members 12 for guiding vertical movement of the panel members; a first protrusion 1812 that protrudes towards the opening and extends in the longitudinal direction at a position facing an upper part of an opening on an outdoor side of an upper panel member 11A; and a second protrusion 1821 that protrudes towards the upper panel member 11A, and extends in the longitudinal direction at the position facing the upper panel member 11A on an indoor side of the upper part of the opening. The first protrusion 1812 and the second protrusion 1821 are formed so as to partially overlap each other when viewed vertically.SELECTED DRAWING: Figure 31
Inventors:
SHIGEMURA MASAKAZU
YOSHIMORI TAKETO
SUMI KAZUHIRO
WAKITA TAKAAKI
FUJITA NAOYA
YOSHIMORI TAKETO
SUMI KAZUHIRO
WAKITA TAKAAKI
FUJITA NAOYA
Application Number:
JP2021071044A
Publication Date:
November 01, 2022
Filing Date:
April 20, 2021
Export Citation:
Assignee:
BUNKA SHUTTER
International Classes:
E06B7/22; E06B9/17
Attorney, Agent or Firm:
Kiminobu Kato
Hiroshi Oshino
Yutaka Nagata
Takafumi Oshima
Shinya Fukukawa
Tsukasa Ota
Hiroshi Oshino
Yutaka Nagata
Takafumi Oshima
Shinya Fukukawa
Tsukasa Ota
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