TOILET SEAT DEVICE

Japanese Patent JP2023141426

A

To provide a toilet seat device which uses a filter while switching it between two filters including a photocatalyst filter with a simple configuration to enhance deodorization efficiency and improve a service life of the filter.SOLUTION: A deodorization device of a toilet seat device comprises: a channel having a first channel in which a first filter including a photocatalyst is arranged and a second channel in which a second filter different in kind from the first filter is arranged and whose pressure loss is greater than that of the first channel, the first channel and the second channel being provided in parallel therein; a lamp for radiating light to the photocatalyst; a fan for blowing air; and a storage tank which can store the first filter and water. The toilet seat device comprises: a water feeding part for feeding water to the storage tank; and a control part for performing first deodorization control for making air circulate in the first channel in a state where the storage tank doe not store water to perform deodorization by the first filter, and second deodorization control for making air circulate in the second channel in a state of suppressing circulation of the air in the first channel while storing water in the storage tank so that the first filter is immersed in the water, to perform deodorization by the second filter.SELECTED DRAWING: Figure 2

FUKUMOTO KAZUHIRO
FUKUI KENJI
KURAHASHI TETSUO
MOTONAMI YOJI
FUKUDA TATSUNORI

JP2022047750A

October 05, 2023

March 24, 2022

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AISHIN KK
TOYOTA CENTRAL RES & DEV

A47K13/30; A61L9/00; A61L9/20; E03D9/08

Patent Attorney Corporation ITEC International Patent Office

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