To enable to obtain a relaxing feeling hitherto not obtainable by bathing in hot water in the bathtub lit in illumination, select among a plurality of modes with underwater lighting changed, and further, improve in a relaxing feeling during bathing in the bathtub by underwater lighting in an optimum brightness changing pattern based on psychological estimation of a bather.
The device includes an underwater lighting fixture 3a for lighting underwater in the bathtub 2. The underwater lighting fixture 3a includes a light color changing mode in which light colors automatically change in a preset light color changing pattern, and a fixed-color brightness fluctuation mode with light colors fixed and with brightness automatically changing in a preset brightness changing pattern.
SAKO NORIYUKI
KAWADA SOICHIRO
SATO HINAKO
SHIMADA KYOKO
KAWAHARA KAZUNARI
TSUYAMA TATSUYUKI
| JP2001243833A | 2001-09-07 | |||
| JP2004220992A | 2004-08-05 | |||
| JP3105352Y | ||||
| JP3121455Y | ||||
| JP2001297887A | 2001-10-26 | |||
| JP2004281186A | 2004-10-07 | |||
| JPH01115003A | 1989-05-08 |
Atsuo Mori
Next Patent: BATHROOM LIGHTING SYSTEM