US 12,232,660 B2
Bathtub apparatus
Hiroshi Tsuboi, Kitakyushu (JP); Koji Sonoda, Kitakyushu (JP); Kei Watanabe, Kitakyushu (JP); Yu Ichikawa, Kitakyushu (JP); Masayoshi Enoki, Kitakyushu (JP); Kensuke Azuma, Kitakyushu (JP); Ryoko Uno, Kitakyushu (JP); Mao Jinde, Kitakyushu (JP); Yuwa Ishii, Kitakyushu (JP); Kenji Furukawa, Kitakyushu (JP); and Hiroki Kurita, Kitakyushu (JP)
Assigned to TOTO LTD., Kitakyushu (JP)
Appl. No. 18/014,017
Filed by TOTO LTD., Kitakyushu (JP)
PCT Filed Jul. 7, 2021, PCT No. PCT/JP2021/025551
§ 371(c)(1), (2) Date Dec. 30, 2022,
PCT Pub. No. WO2022/009914, PCT Pub. Date Jan. 13, 2022.
Claims priority of application No. 2020-119333 (JP), filed on Jul. 10, 2020; and application No. 2020-119334 (JP), filed on Jul. 10, 2020.
Prior Publication US 2023/0284839 A1, Sep. 14, 2023
Int. Cl. A47K 3/022 (2006.01); A61B 5/282 (2021.01)
CPC A47K 3/022 (2013.01) [A61B 5/282 (2021.01)] 9 Claims
OG exemplary drawing
 
1. A bathtub apparatus capable of detecting an electrocardiographic signal, the bathtub apparatus comprising:
a bathtub main body that is formed into a substantially rectangular shape in plan view;
a water discharge device that discharges water toward inside of the bathtub main body, the water discharge device being provided above a first inner wall surface forming a short side of the bathtub main body; and
an electrode that is attached to the bathtub main body to detect an electrocardiographic signal of a bathing person via water that is stored in the bathtub main body;
wherein the electrode is fixed to a through hole formed in an inner wall surface of the bathtub main body, and is arranged closer to the first inner wall surface than a position where water that is discharged from the water discharge device hits a water surface of the water that is stored in the bathtub main body.