Title:
PRESSURE REGULATION DEVICE
Document Type and Number:
Japanese Patent JP2022121328
Kind Code:
A
Abstract:
To provide a pressure regulation device which regulates the pressure in a waterproof case to the surrounding atmospheric pressure while preventing water from entering the waterproof case.SOLUTION: A pressure regulation device 100 attached to a waterproof case 10 so as to regulate pressure within the waterproof case comprise a base part 102 to be attached to the waterproof case, and an air conduit 106 joined to the base part so as to extend in a direction away from the waterproof case when the base part is attached to the waterproof case. The air conduit has first and second apertures, such that the first aperture is joined to the base part and communicates with the interior of the waterproof case and the second aperture communicates with the surrounding atmosphere. The air conduit has at least one bent part between the first and second apertures, and the second aperture is arranged between the bent part and the first end part in a height direction perpendicular to the base part.SELECTED DRAWING: Figure 2
Inventors:
SAEKI TAKASHI
IMAZU NORIKAZE
KANIE HIDEKI
IMAZU NORIKAZE
KANIE HIDEKI
Application Number:
JP2021018624A
Publication Date:
August 19, 2022
Filing Date:
February 08, 2021
Export Citation:
Assignee:
ILLINOIS TOOL WORKS
International Classes:
F16K24/00; H05K5/06
Attorney, Agent or Firm:
Aoki Atsushi
Shinji Mihashi
Yuichi Morimoto
Keiji Akagi
Shinji Mihashi
Yuichi Morimoto
Keiji Akagi