Patent ID: 11963317
Assignee: NITTO DENKO CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 4:
5. A ventilation housing comprising:
a housing; and
a ventilation assembly, wherein
the housing comprises a tubular projection extending to project from an outer surface of the housing and internally having a first space communicating the inside and the outside of the housing,
the ventilation assembly is the ventilation assembly according to claim 1,
the ventilation assembly is fixed to the projection with the projection inserted in the internal member through the opening at the second end portion of the internal member to make an inner peripheral surface of the internal member and an outer peripheral surface of the projection abut each other, and
the one first projecting portion or the two or more first projecting portions of the ventilation assembly are located between a front end of the projection and the gas-permeable membrane.