EP1337728A4 - Filter control - Google Patents

Filter control

Info

Publication number: EP1337728A4
Authority: EP; European Patent Office
Prior art keywords: filter control; filter; control
Prior art date: 2000-10-26
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP01975867A

Other languages

German (de)

French (fr)

Other versions

EP1337728A1 (en

Inventor

Ross Leslie Palmer

John Sydney Chapman

Noel Barberry Bennett

David Hallifax

Per Nygard Sorensen

Neil Gregory Howlett

Paul Anthony Cockburn

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.)

Poolrite Equipment Pty Ltd

Original Assignee

Poolrite Equipment Pty 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.)

2000-10-26

Filing date

2001-10-17

Publication date

2005-02-02

2001-10-17 Application filed by Poolrite Equipment Pty Ltd filed Critical Poolrite Equipment Pty Ltd

2003-08-27 Publication of EP1337728A1 publication Critical patent/EP1337728A1/en

2005-02-02 Publication of EP1337728A4 publication Critical patent/EP1337728A4/en

Status Withdrawn legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/14—Safety devices specially adapted for filtration; Devices for indicating clogging
- B01D35/143—Filter condition indicators
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
- B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H4/00—Swimming or splash baths or pools
- E04H4/12—Devices or arrangements for circulating water, i.e. devices for removal of polluted water, cleaning baths or for water treatment

Landscapes

Engineering & Computer Science (AREA)
Architecture (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Water Supply & Treatment (AREA)
Civil Engineering (AREA)
Structural Engineering (AREA)
Filtration Of Liquid (AREA)

EP01975867A 2000-10-26 2001-10-17 Filter control Withdrawn EP1337728A4 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
AUPR102400		2000-10-26
AUPR1024A AUPR102400A0 (en)	2000-10-26	2000-10-26	Filter control
PCT/AU2001/001302 WO2002035032A1 (en)	2000-10-26	2001-10-17	Filter control

Publications (2)

Publication Number	Publication Date
EP1337728A1 EP1337728A1 (en)	2003-08-27
EP1337728A4 true EP1337728A4 (en)	2005-02-02

Family

ID=3825071

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP01975867A Withdrawn EP1337728A4 (en)	2000-10-26	2001-10-17	Filter control

Country Status (3)

Country	Link
EP (1)	EP1337728A4 (en)
AU (1)	AUPR102400A0 (en)
WO (1)	WO2002035032A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102004044302B4 (en) *	2004-09-10	2010-05-27	Grohe Ag	Device for monitoring and displaying the service life of a water filter
WO2011032583A1 (en) *	2009-09-16	2011-03-24	Skjølstrup & Grønborg Aps	Water screening

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB891246A (en) *	1958-06-17	1962-03-14	Pall Corp	Magnetic pressure indicator
GB1057855A (en) *	1962-10-25	1967-02-08	Ct De Rech S Hydrauliques Et E	A filter including a clogging indicator
US3474906A (en) *	1967-03-28	1969-10-28	Koehring Co	Valve controlled filter change indicator
US4578186A (en) *	1984-09-04	1986-03-25	Morin Thomas M	Swimming pool filter system
US4980675A (en) *	1990-01-09	1990-12-25	Spectrum Associates	Temperature compensatible pressure monitor and sensor construction
US5588985A (en) *	1990-11-14	1996-12-31	Abatement Technologies, Inc.	Methods of using a portable filtration unit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4064586A (en) *	1976-02-02	1977-12-27	Florida Machine Of Boca Raton	Filter system for swimming pool cleaning machines
ZA777426B (en) *	1977-12-13	1979-08-29	F Chauvier	A valve
JPS62201615A (en) *	1986-02-28	1987-09-05	Matsushita Electric Ind Co Ltd	Device for purifying bath water
JPH0321309A (en) *	1989-06-16	1991-01-30	Tokyo Electron Ltd	Filter monitoring device for feeding line
JPH04176307A (en) *	1990-11-08	1992-06-24	Kubota Corp	Alarm for clogging of filter
EP0596267A1 (en) *	1992-10-07	1994-05-11	Prelude Pool Products Cc	Control valve
EP0698839A1 (en) *	1994-08-23	1996-02-28	Francisco Ballester Munoz	Control system for the condition of filters and the discharge of filtered water in a purifier
US6059536A (en) *	1996-01-22	2000-05-09	O.I.A. Llc	Emergency shutdown system for a water-circulating pump

2000
- 2000-10-26 AU AUPR1024A patent/AUPR102400A0/en not_active Abandoned
2001
- 2001-10-17 EP EP01975867A patent/EP1337728A4/en not_active Withdrawn
- 2001-10-17 WO PCT/AU2001/001302 patent/WO2002035032A1/en not_active Application Discontinuation

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB891246A (en) *	1958-06-17	1962-03-14	Pall Corp	Magnetic pressure indicator
GB1057855A (en) *	1962-10-25	1967-02-08	Ct De Rech S Hydrauliques Et E	A filter including a clogging indicator
US3474906A (en) *	1967-03-28	1969-10-28	Koehring Co	Valve controlled filter change indicator
US4578186A (en) *	1984-09-04	1986-03-25	Morin Thomas M	Swimming pool filter system
US4980675A (en) *	1990-01-09	1990-12-25	Spectrum Associates	Temperature compensatible pressure monitor and sensor construction
US5588985A (en) *	1990-11-14	1996-12-31	Abatement Technologies, Inc.	Methods of using a portable filtration unit

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 0151, no. 41 (C - 0822) 10 April 1991 (1991-04-10) *
PATENT ABSTRACTS OF JAPAN vol. 0164, no. 85 (C - 0993) 8 October 1992 (1992-10-08) *
See also references of WO0235032A1 *

Also Published As

Publication number	Publication date
WO2002035032A1 (en)	2002-05-02
EP1337728A1 (en)	2003-08-27
AUPR102400A0 (en)	2000-11-16

Publication	Publication Date	Title
EP1300908A4 (en)	2004-03-17	Filter
GB2368079B (en)	2005-07-27	Well control
AU144018S (en)	2001-05-24	Control unit
GB0027238D0 (en)	2000-12-27	Adaptive filter
DE50105628D1 (en)	2005-04-21	Filter
GB2367508B (en)	2004-03-10	Filtering device
EP1262204A4 (en)	2007-06-20	Novel leukapheretic filter
EP1170759A4 (en)	2003-05-14	Line filter
GB0023475D0 (en)	2000-11-08	Control devicce
GB2364256B (en)	2003-06-25	Filter assembly
GB0105247D0 (en)	2001-04-18	Filter
EP1337728A4 (en)	2005-02-02	Filter control
GB2365144B (en)	2004-06-16	Filter
EP1353461A4 (en)	2005-05-25	Analog filter
GB0012196D0 (en)	2000-07-12	Control circuitry
GB2368807B (en)	2003-08-27	Filter system
GB0015513D0 (en)	2000-08-16	Filter assembly
GB0029606D0 (en)	2001-01-17	Filters
GB0029607D0 (en)	2001-01-17	Filters
GB0024481D0 (en)	2000-11-22	Filter
GB0003295D0 (en)	2000-04-05	Filter
GB0008982D0 (en)	2000-05-31	Filter
AU6211901A (en)	2001-10-03	Filter
AU144964S (en)	2001-08-21	Filter unit
PL111356U1 (en)	2001-02-26	Filtering unit

Legal Events

Date	Code	Title	Description
2003-07-11	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2003-08-27	17P	Request for examination filed	Effective date: 20030526
2003-08-27	AK	Designated contracting states	Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
2003-08-27	AX	Request for extension of the european patent	Extension state: AL LT LV MK RO SI
2004-10-13	RIC1	Information provided on ipc code assigned before grant	Ipc: 7E 04H 4/12 B Ipc: 7B 01D 35/143 B Ipc: 7B 01D 29/60 A
2005-02-02	A4	Supplementary search report drawn up and despatched	Effective date: 20041217
2005-08-05	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
2005-09-21	18D	Application deemed to be withdrawn	Effective date: 20050311