Title:
PRESSURE MECHANISM OF WATERPROOF DOOR
Document Type and Number:
Japanese Patent JP2021195719
Kind Code:
A
Abstract:
To ensure waterproof performance by applying sufficient vertical pressure force, even if a waterproof door is to be installed in an opening with a narrow opening width, to a door body.SOLUTION: Included are: one base plate 5 that is fixed to a frame W above an opening; and a plurality of pressure means (power cylinders 30) lined up adjacent to the base plate 5 in the width direction. The base plate 5 is formed with fixing holes (second portions 551 of an aperture 55) located between the plurality of pressure means, and the base plate 5 is fixed to the frame W by fixing means at plural locations on the periphery and is concurrently fixed to the frame by the fixing means using the fixing holes. In one mode, the plurality of pressure means are fixed to one intermediate plate (bracket 6) in an adjacent manner in the width direction, and the intermediate plate is fixed to the base plate 5.SELECTED DRAWING: Figure 5
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Inventors:
TAKAI NAOTO
Application Number:
JP2020099888A
Publication Date:
December 27, 2021
Filing Date:
June 09, 2020
Export Citation:
Assignee:
SANWA SHUTTER CORP
International Classes:
E06B5/00; E04H9/14; E06B9/02
Domestic Patent References:
| JP2019190150A | 2019-10-31 | |||
| JP2017197981A | 2017-11-02 | |||
| JP2015124526A | 2015-07-06 |
Attorney, Agent or Firm:
Shigeru Inaba
Takato Hatazoe
Takato Hatazoe