NZ500271A - Discharge valve apparatus with valve falling to close as hydrostatic forces on underside reducing with fall in liquid level - Google Patents

Discharge valve apparatus with valve falling to close as hydrostatic forces on underside reducing with fall in liquid level

Info

Publication number
NZ500271A
NZ500271A NZ500271A NZ50027198A NZ500271A NZ 500271 A NZ500271 A NZ 500271A NZ 500271 A NZ500271 A NZ 500271A NZ 50027198 A NZ50027198 A NZ 50027198A NZ 500271 A NZ500271 A NZ 500271A
Authority
NZ
New Zealand
Prior art keywords
valve
housing
pilot valve
fluid
outlet
Prior art date
Application number
NZ500271A
Other languages
English (en)
Inventor
Douglas Robert David Frost
Original Assignee
Derwent Macdee Ltd
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
Application filed by Derwent Macdee Ltd filed Critical Derwent Macdee Ltd
Publication of NZ500271A publication Critical patent/NZ500271A/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
    • E03D1/02—High-level flushing systems
    • E03D1/14—Cisterns discharging variable quantities of water also cisterns with bell siphons in combination with flushing valves
    • E03D1/142—Cisterns discharging variable quantities of water also cisterns with bell siphons in combination with flushing valves in cisterns with flushing valves

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
  • Sanitary Device For Flush Toilet (AREA)
  • Fluid-Driven Valves (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
  • Safety Valves (AREA)
  • Seal Device For Vehicle (AREA)
  • Polarising Elements (AREA)
  • Details Of Valves (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Magnetically Actuated Valves (AREA)
  • Lift Valve (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Pens And Brushes (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
NZ500271A 1997-04-24 1998-04-21 Discharge valve apparatus with valve falling to close as hydrostatic forces on underside reducing with fall in liquid level NZ500271A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9708272.1A GB9708272D0 (en) 1997-04-24 1997-04-24 Discharge valve apparatus
PCT/GB1998/001153 WO1998048121A1 (en) 1997-04-24 1998-04-21 Discharge valve apparatus

Publications (1)

Publication Number Publication Date
NZ500271A true NZ500271A (en) 2001-09-28

Family

ID=10811261

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ500271A NZ500271A (en) 1997-04-24 1998-04-21 Discharge valve apparatus with valve falling to close as hydrostatic forces on underside reducing with fall in liquid level

Country Status (12)

Country Link
EP (1) EP0977924B1 (pl)
AT (1) ATE225883T1 (pl)
AU (1) AU740241B2 (pl)
DE (1) DE69808613T2 (pl)
DK (1) DK0977924T3 (pl)
ES (1) ES2185163T3 (pl)
GB (1) GB9708272D0 (pl)
HU (1) HUP0003854A3 (pl)
NZ (1) NZ500271A (pl)
PL (1) PL186895B1 (pl)
PT (1) PT977924E (pl)
WO (1) WO1998048121A1 (pl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1073802A1 (en) * 1998-04-21 2001-02-07 Blackborow, John Cistern outlet valve
DE102017131400A1 (de) 2017-12-28 2019-07-04 Lixil International Pte. Ltd. Zylinder-kolben-einheit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2802244A1 (de) * 1978-01-19 1979-07-26 Abu Plast Kunststoff Ventileinheit fuer spuelkaesten
FR2699203A1 (fr) * 1992-11-12 1994-06-17 Fominaya Agullo Pablo Perfectionnements apportés aux déchargeurs de citernes pour cabinets d'aisance.
FR2698645B1 (fr) * 1992-12-01 1996-10-25 Spmp Mecanisme de chasse interrompable, a volume de vidange minimum conforme a l'hygiene.
SK55797A3 (en) * 1994-11-04 1998-01-14 Derwent Macdee Limited Discharge valve

Also Published As

Publication number Publication date
DE69808613T2 (de) 2003-09-11
GB9708272D0 (en) 1997-06-18
HUP0003854A2 (hu) 2001-02-28
HUP0003854A3 (en) 2001-05-28
ATE225883T1 (de) 2002-10-15
PL186895B1 (pl) 2004-03-31
EP0977924B1 (en) 2002-10-09
EP0977924A1 (en) 2000-02-09
AU740241B2 (en) 2001-11-01
PL336467A1 (en) 2000-06-19
DK0977924T3 (da) 2003-02-10
AU7065398A (en) 1998-11-13
PT977924E (pt) 2003-02-28
WO1998048121A1 (en) 1998-10-29
DE69808613D1 (de) 2002-11-14
ES2185163T3 (es) 2003-04-16

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Legal Events

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