Title:
PROTECTIVE PANEL, DOOR WITH PROTECTIVE PANEL, AND BOX WITH PROTECTIVE PANEL
Document Type and Number:
WIPO Patent Application WO/2022/264957
Kind Code:
A1
Abstract:
Provided is a protective panel for separating a positive pressure space and a negative pressure space, the protective panel comprising a plate part having a through hole and a flexible member that is disposed to close the through hole and that flexes toward the negative pressure space, wherein the flexible member: is depressed toward a back side of the plate part when the positive pressure space is on a front side of the plate part and the negative pressure space is on the back side of the plate part; and is depressed toward the front side of the plate part when the negative pressure space is on the front side of the plate part and the positive pressure space is on the back side of the plate part.
Inventors:
YAMAMOTO KENJI (JP)
Application Number:
PCT/JP2022/023590
Publication Date:
December 22, 2022
Filing Date:
June 13, 2022
Export Citation:
Assignee:
REVCELL CO LTD (JP)
International Classes:
A61G10/02; E04H1/12
Foreign References:
| JPH04261671A | 1992-09-17 | |||
| CN210460094U | 2020-05-05 | |||
| KR102161495B1 | 2020-10-05 | |||
| JP2008185265A | 2008-08-14 | |||
| CN208207955U | 2018-12-07 | |||
| JP2009287992A | 2009-12-10 |
Attorney, Agent or Firm:
KAWAKAMI Keiko et al. (JP)
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