Title:
WASHING WATER TANK DEVICE, AND WATER CLOSET EQUIPMENT INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2021075886
Kind Code:
A
Abstract:
To provide a washing water tank device capable of suppressing the flooding of a power generation part of an electric generator due to the splash of washing water when the washing water flowing out of an atmosphere introduction port into a water storage tank during opening a valve element of a vacuum breaker lands on a landing position in the water storage tank, and provide water closet equipment including the same.SOLUTION: A washing water tank device 4 includes a drain valve device 18 including a drain valve 18a for opening/closing a drain port 16a of a water storage tank 16, an electric generator 22 including a power generation part 22b for converting the rotating motion of a water turbine 22a which is rotated by a water flow into electric power, and a water supply control device 12 including a solenoid valve 14 to be operated by the electric power generated by the electric generator, the water supply control device including a vacuum breaker 32, the electric generator being arranged on the opposite side to a landing position Q2 where washing water W2 flowing out of the atmosphere introduction port of the vacuum breaker lands in the water storage tank, across an outline part 18b of the drain valve device.SELECTED DRAWING: Figure 2
Inventors:
HAYASHI NOBUHIRO
KITAURA HIDEKAZU
SHIMUTA AKIHIRO
KUROISHI MASAHIRO
KITAURA HIDEKAZU
SHIMUTA AKIHIRO
KUROISHI MASAHIRO
Application Number:
JP2019202459A
Publication Date:
May 20, 2021
Filing Date:
November 07, 2019
Export Citation:
Assignee:
TOTO LTD
International Classes:
E03D1/32; E03D1/34; E03D5/10
Domestic Patent References:
| JP2004257095A | 2004-09-16 | |||
| JP2012207501A | 2012-10-25 | |||
| JP2021055418A | 2021-04-08 |
Foreign References:
| US20020116754A1 | 2002-08-29 |
Attorney, Agent or Firm:
Shinichiro Tanaka
▲吉▼田 和彦
Hiroyuki Suda
Disciple Maru Ken
Mitsuru Matsushita
Ichiro Kurasawa
Yasushi Yamamoto
▲吉▼田 和彦
Hiroyuki Suda
Disciple Maru Ken
Mitsuru Matsushita
Ichiro Kurasawa
Yasushi Yamamoto