EP1990473A4 - Toilet bowl flushing device - Google Patents

Toilet bowl flushing device

Info

Publication number
EP1990473A4
EP1990473A4 EP07714373A EP07714373A EP1990473A4 EP 1990473 A4 EP1990473 A4 EP 1990473A4 EP 07714373 A EP07714373 A EP 07714373A EP 07714373 A EP07714373 A EP 07714373A EP 1990473 A4 EP1990473 A4 EP 1990473A4
Authority
EP
European Patent Office
Prior art keywords
toilet bowl
flushing device
bowl flushing
toilet
flushing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP07714373A
Other languages
German (de)
French (fr)
Other versions
EP1990473A1 (en
Inventor
Yasuhiro Shirai
Aki Shirako
Haruo Yamasaki
Kenichi Ito
Yasuhiro Kondo
Ken Hirabayashi
Atsushi Itoh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inax Corp
Original Assignee
Inax Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2006042635A external-priority patent/JP4793019B2/en
Priority claimed from JP2006042636A external-priority patent/JP5002977B2/en
Application filed by Inax Corp filed Critical Inax Corp
Publication of EP1990473A1 publication Critical patent/EP1990473A1/en
Publication of EP1990473A4 publication Critical patent/EP1990473A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
    • E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/10—Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
    • E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
    • E03D11/08—Bowls with means producing a flushing water swirl
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
    • E03D11/13—Parts or details of bowls; Special adaptations of pipe joints or couplings for use with bowls, e.g. provisions in bowl construction preventing backflow of waste-water from the bowl in the flushing pipe or cistern, provisions for a secondary flushing, for noise-reducing
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
    • E03D3/10—Flushing devices with pressure-operated reservoir, e.g. air chamber
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D2201/00—Details and methods of use for water closets and urinals not otherwise provided for
    • E03D2201/40—Devices for distribution of flush water inside the bowl

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Sanitary Device For Flush Toilet (AREA)
EP07714373A 2006-02-20 2007-02-16 Toilet bowl flushing device Withdrawn EP1990473A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006042635A JP4793019B2 (en) 2006-02-20 2006-02-20 Toilet bowl cleaning device and cleaning method
JP2006042636A JP5002977B2 (en) 2006-02-20 2006-02-20 Intake / exhaust device for toilet drainage channel
PCT/JP2007/052843 WO2007097259A1 (en) 2006-02-20 2007-02-16 Toilet bowl flushing device

Publications (2)

Publication Number Publication Date
EP1990473A1 EP1990473A1 (en) 2008-11-12
EP1990473A4 true EP1990473A4 (en) 2009-10-21

Family

ID=38437299

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07714373A Withdrawn EP1990473A4 (en) 2006-02-20 2007-02-16 Toilet bowl flushing device

Country Status (6)

Country Link
US (1) US20090151063A1 (en)
EP (1) EP1990473A4 (en)
KR (1) KR20080106174A (en)
HK (1) HK1128740A1 (en)
TW (1) TW200738940A (en)
WO (1) WO2007097259A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5013316B2 (en) * 2007-06-28 2012-08-29 Ｔｏｔｏ株式会社 Flush toilet
US8595868B2 (en) * 2007-09-21 2013-12-03 Lixil Corporation Air suction device for toilet drain passage
KR100941294B1 (en) * 2009-09-04 2010-02-11 권태윤 Toilet bowl
CN201512849U (en) * 2009-09-24 2010-06-23 山东华腾环保科技有限公司 Vacuum assisted toilet stool
EP2497869A1 (en) * 2009-11-06 2012-09-12 Lixil Corporation Flush tank device and flush toilet bowl
DE102012102632B4 (en) 2012-03-27 2015-05-28 Aqua Vital Int. Ltd. & Co. KG suction
US10655313B2 (en) * 2012-09-06 2020-05-19 Kohler Co. Grey water toilet
KR101371180B1 (en) * 2013-07-30 2014-03-07 계림요업주식회사 A water jet injector which is operated by direct acting valves and the toilet which has that injector
WO2016163959A2 (en) * 2015-04-07 2016-10-13 Pancurák František A toilet bowl pressure flushing system with shock wave flushing
CN110318450B (en) * 2019-07-29 2024-05-24 姚燕 Toilet bowl and control method
US11753808B2 (en) 2020-09-04 2023-09-12 Kohler Co. Air drive system for a toilet
CN113529890B (en) * 2021-08-02 2023-04-14 谷力(厦门)科技有限公司 Closestool device for improving noise
MX2024008916A (en) * 2022-01-21 2024-07-25 As America Inc Venturi device to displace air from plumbing fixture trapway.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115883A (en) * 1977-05-31 1978-09-26 Dauvergne Hector A Diaphragm activated toilet
US5487193A (en) * 1992-04-17 1996-01-30 Fluidmaster, Inc. Enhanced operation toilet
JP2588691Y2 (en) * 1992-09-09 1999-01-13 東陶機器株式会社 Toilet bowl equipment
JP3216846B2 (en) * 1993-08-12 2001-10-09 東陶機器株式会社 Flush toilet
US5579542A (en) * 1995-02-23 1996-12-03 Eljer Manufacturing, Inc. Toilet with water saving, vacuum-assisted flushing apparatus and associated methods
CN1295405C (en) * 2000-03-29 2007-01-17 东陶机器株式会社 Water closet
JP2002097704A (en) * 2000-09-27 2002-04-05 Toto Ltd Flush toilet bowl

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
US20090151063A1 (en) 2009-06-18
WO2007097259A1 (en) 2007-08-30
TW200738940A (en) 2007-10-16
EP1990473A1 (en) 2008-11-12
HK1128740A1 (en) 2009-11-06
KR20080106174A (en) 2008-12-04

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20080922

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

A4 Supplementary search report drawn up and despatched

Effective date: 20090916

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20110901