EP0722041A1 - Maschinenkühlmittelwechseleinrichtung - Google Patents

Maschinenkühlmittelwechseleinrichtung Download PDF

Info

Publication number
EP0722041A1
EP0722041A1 EP95300231A EP95300231A EP0722041A1 EP 0722041 A1 EP0722041 A1 EP 0722041A1 EP 95300231 A EP95300231 A EP 95300231A EP 95300231 A EP95300231 A EP 95300231A EP 0722041 A1 EP0722041 A1 EP 0722041A1
Authority
EP
European Patent Office
Prior art keywords
coolant
pressure
pressure action
liquid
engine
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.)
Granted
Application number
EP95300231A
Other languages
English (en)
French (fr)
Other versions
EP0722041B1 (de
Inventor
Yasumasa Akazawa
Taiko Kitai
Katsuyuki Sasaki
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.)
Akazawa Akira
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to AT95300231T priority Critical patent/ATE222323T1/de
Priority to EP95300231A priority patent/EP0722041B1/de
Priority to DE69527771T priority patent/DE69527771T2/de
Publication of EP0722041A1 publication Critical patent/EP0722041A1/de
Application granted granted Critical
Publication of EP0722041B1 publication Critical patent/EP0722041B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/06—Cleaning; Combating corrosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F7/00—Casings, e.g. crankcases or frames
    • F02F7/006—Camshaft or pushrod housings

Definitions

  • the present invention relates to an apparatus for changing engine coolant, such as LLC (long-life coolant) in an engine coolant passage including a radiator.
  • engine coolant such as LLC (long-life coolant)
  • the radiator drain cock is opened, and the coolant is discharged, but since the radiator drain cock is located in a lower position of the engine space, it is extremely hard to handle the drain cock, and complicated operations such as jack-up of the vehicle are required.
  • a conventional constitution of such coolant changing apparatus is disclosed, for example, in the Japanese Laid-open Utility Model No. 4-66323.
  • a radiator washing tank comprising a tank main body for accommodating a specified volume of liquid, a liquid feed port provided at the upper end of the tank main body, an opening valve in the lower part, a fitting cap detachably fitted to the filler port on the radiator upper tank provided at the lower end, and an air vent pipe open near the opening valve at the lower end and open above the tank main body at the upper end.
  • the drain cock In this radiator washing tank, after discharging the liquid in the radiator by opening the drain cock of the drain port located below the lower tank of the radiator or at the side of the lower tank, the drain cock is closed, the filler cap of the filler port provided in the radiator upper tank is removed, the fitting cap at the lower end of the tank main body is fitted to the filler port opened by removing the filler cap by one-touch operation, the opening valve is opened, the liquid is fed in through the feed port of a relatively wide opening area at the upper end of the tank main body.
  • the present invention provides an apparatus for changing engine coolant such as LLC (long-life coolant) in an engine coolant passage including a radiator, comprising coolant storing means possessing a pressure action port and liquid inlet and outlet, detaching means for attaching and detaching to and from a filler port of the radiator, communicating means for communicating between the liquid inlet and outlet and the detaching means, and pressure action means for applying a negative pressure to the pressure action port to overheat the coolant to a low temperature by driving the engine when discharging the coolant from the engine coolant passage, and applying a positive pressure to the pressure action port when feeding fresh coolant.
  • the coolant may be changed quickly in a short time without requiring manipulation of the radiator drain cock or jack-up operation of the vehicle.
  • FIG. 1 show an engine coolant changing apparatus, and referring first to Fig. 1, the constitution of an engine coolant system 1 is described; that is, a radiator 6 is provided as cooling means by comprising an upper tank 3 having a filler port 2 at the upper end, a radiator core 4, and a lower tank 5.
  • the lower tank 5 of the radiator 6, and various water jackets 7 at the engine side are communicated and connected through outlet lines 8 such as outlet hoses, the water jackets 7 and the upper tank 3 of the radiator 6 are communicated and connected through inlet lines 9 such as inlet hoses, and the water jackets 7 and air-conditioning heater core 12 are communicated and connected through communicating paths 10, 11, thereby constituting the engine coolant system 1.
  • a thermostat valve 13 is disposed in the inlet line 9.
  • reference numeral 14 denotes an oil pan
  • 15 is a cylinder head cover.
  • the water jacket 7 is actually constituted in a complicated form in relation to the cylinder block and cylinder head, but it is simplified in Fig. 1.
  • An engine coolant changing apparatus for changing the coolant (cooling water, LLC, etc.) in the engine coolant system 1 is constituted as shown in Figs. 1 and 2.
  • this engine coolant changing apparatus comprises a transparent or translucent tank 18 as coolant storing means having a pressure action port 16 in the upper part and a liquid inlet and outlet 17 in the lower part;
  • a cock 22 is disposed as opening and closing means for holding the negative pressure, and between this cock 22 and rubber plug 19, a negative pressure meter 23 is provided as fail detecting means for detecting leak of the engine coolant system 1 between the cock 22 and rubber plug 19.
  • the upper end opening of the tank 18 is detachably closed air-tightly by a lid member 25 having a handle 24, and a pressure meter 26 for both positive pressure and negative pressure for detecting the tank internal pressure, and a pressure valve 27 as safety means for closing the valve when the tank internal pressure exceeds a specific high pressure are provided in the upper part of the tank 18.
  • the tank 18 is mounted, as shown in Fig. 2, on a portable carriage 29 having wheels 28, 28 at least at one side.
  • the carriage 29 has an upright stand 30, and a holding ring 31 for holding the lower part of the tank 18 is provided in the lower region of the stand 30, while a mounting plate 32 for mounting an air ejector 36 described later and a handle member 33 serving also as stopping member of the hose 20 are provided in the upper part.
  • This pressure action means 21 comprises an air compressor 34 as air compressing means, and an air ejector 36 as pressure changeover means for applying a drive flow from the air compressor as a primary flow a and a negative pressure as a secondary flow b to the pressure action port 16, and applying a positive pressure to the pressure action port 16 when a resistance is added by a baffle pin 35 as a resistance addition element to ejection of the drive flow.
  • the air ejector 36 comprises an inner pipe 39 having an ejection port 38 at the front end of a nozzle 37, and an outer pipe 42 having a secondary flow forming pipe 40 and a mixed flow outlet 41, and a holding member 43 of the baffle pin 35 is formed at the position confronting the mixed flow outlet 41, the secondary flow forming pipe 40 communicates with the pressure action port 16 in the tank 18, while a drive flow inlet 39a of the inner pipe 39 communicates with a compressed air discharge part of the air compressor 34 through an opening valve 44, a connector 45, and a flexible hose 46. It may be also constituted to adjust the pressure of the drive flow by placing a pressure control valve (not shown) between the opening valve 44 and drive flow inlet 39a.
  • the rubber plug 19 is fitted air-tightly to the filler port 2 of the radiator 6, and the cock 22 and opening valve 44 are opened, the air ejector 36 is set in the state shown in Fig. 3, the air compressor 34 is driven to apply a negative pressure to the pressure action port 16 of the tank18, and the engine is driven.
  • the thermostat valve 13 of outlet control type it is handled below the temperature (82 to 88°C) for opening the thermostat valve 13. That is, it is handled with the thermostat valve 13 in closed state.
  • the waste liquid B in the tank 18 shown in Fig. 5 is first released into recovery means such as waste liquid recovery tank, and fresh liquid B is stored in the tank 18 as shown in Fig. 6.
  • the pressure action means is composed of air compressing means (see air compressor 34), pressure changeover means (see air ejector 36), and element (see baffle pin 35) for applying resistance to the drive flow ejection portion of the pressure changeover means, when the drive flow ejection portion is released, the high pressure drive flow from the air compressing means is applied as primary flow a, and secondary flow b or negative pressure is applied to the pressure action port 16, and by adding a resistance to the drive flow ejection portion of the pressure changeover means, the primary flow a passing through the drive flow ejection portion flows back into the pressure action port 16, so that a positive pressure is applied to the pressure action port 16.
  • the pressure action means as the pressure generating source of positive pressure and negative pressure can be constituted by using only one means for compressing air such as air compressor 34, and therefore combined use of vacuum suction means (vacuum pump, etc.) and air compressing means is avoided, thereby simplifying the apparatus.
  • the inlet line 9 is stopped by a stopping member 48 such as band and clip when discharging the waste liquid B, and flow of coolant is arrested, and negative pressure suction of the coolant is executed at a temperature (82 to 88°C) for opening the thermostat valve 47.
  • Fig. 8 to Fig. 10 relate to a second embodiment of an engine coolant changing apparatus, in which a three-way valve 50 is provided as passage changeover means in an intermediate point of a flexible hose 20 as communicating means for communicating between the liquid inlet and outlet 17 of the tank 18 and rubber plug 19, and the liquid inlet and outlet 17 and rubber plug 19 are communicated when discharging the coolant and when feeding fresh liquid, and the liquid inlet and outlet 17 and a recovery hose 52 as recovery passage are communicated when recovering the discharged coolant into a recovery tank 51 as recovery means.
  • a three-way valve 50 is provided as passage changeover means in an intermediate point of a flexible hose 20 as communicating means for communicating between the liquid inlet and outlet 17 of the tank 18 and rubber plug 19, and the liquid inlet and outlet 17 and rubber plug 19 are communicated when discharging the coolant and when feeding fresh liquid, and the liquid inlet and outlet 17 and a recovery hose 52 as recovery passage are communicated when recovering the discharged coolant into a recovery tank 51 as recovery means.
  • Fig. 11 and Fig. 12 show a third embodiment of an engine coolant changing apparatus, in which separate tanks 53, 54 are provided, instead of the single tank 18 used for storing both waste liquid B and fresh liquid A in the foregoing embodiments.
  • the waste liquid tank 53 as waste liquid storing means having a negative pressure action port 55 in the upper part and a liquid inlet 56 in the lower part;
  • Another three-way valve 60 is provided as liquid passage changeover means to communicate the rubber plug 19 and liquid inlet 56 when discharging the coolant, or to communicate the liquid outlet 58 and rubber plug 19 when feeding fresh liquid A.
  • Figs. 11 and 12 the same parts as in the preceding drawings are identified with same reference numerals.
  • the rubber plug 19 is fitted air-tightly to the filler port 2 of the radiator 6, the cock 22 and opening valve 44 are opened, and the air ejector 36 is set in the state same as in Fig. 3, while the secondary flow forming pipe 40 of the air ejector 36 and negative pressure action port 55 are communicated by the three-way valve 59 at the air side, the rubber plug 19 and the liquid inlet 56 of the waste liquid tank 53 are communicated by the three-way valve 60 at the liquid side, and the air compressor 34 is driven to drive the engine in the state of action of negative pressure on the negative pressure action port 55 of the waste liquid tank 53.
  • the air ejector 36 is set in the state in Fig. 4, the secondary flow forming pipe 40 of the air ejector 36 and the positive pressure action port 57 are communicated by the three-way valve 59 at the air side, the liquid outlet 58 and the rubber plug 19 are communicated by the three-way valve 60 at the liquid side, and the air compressor 34 is driven to apply a positive pressure to the positive pressure action port 57 of the fresh liquid tank 54, so that the fresh liquid A held in a positive pressure is fed into the engine coolant system 1 held in a negative pressure sequentially through the elements 58, 60, 20, 22, and 19, thereby feeding the fresh liquid A promptly in an extremely short time by the pressure difference.
  • Figs. 13 and 14 show a fourth embodiment of an engine coolant changing apparatus, in which a pressure meter 26 and a pressure valve 27 are provided only at the waste liquid tank 53 side, although the pressure meter 26 and pressure valve 27 are provided in both waste liquid tank 53 and fresh liquid tank 54 in the third embodiment.
  • an opening valve 62 is provided in a communicating path 61 for communicating the secondary flow forming pipe 40 of the air ejector 36 and the negative pressure action port 55, and communicating the intersection of the two 40, 55 and the positive pressure action port 57.
  • the opening valve 62 when discharging the waste liquid B, as shown in Fig. 13, the opening valve 62 is turned off, that is, closed to apply a negative pressure to the negative pressure action port 55, and the coolant in the engine coolant system 1 is discharged into the waste liquid tank 53, and when feeding fresh liquid A, as shown in Fig. 14, the opening valve 62 is turned on, that is, opened to apply a positive pressure to the positive pressure action port 57, and the fresh liquid A in the fresh liquid tank 54 is supplied into the engine coolant system 1 by making use of the pressure difference.
  • the pressure acting in the both tanks 53, 54 can be detected by the single pressure meter 26, and when the internal pressure in the tanks 53, 54 becomes higher than a specific high pressure, the single pressure valve 27 opens to protect the both tanks 53, 54.
  • Figs. 15 and 16 show a direct suction member 64 opened in the upper tank 3 of the radiator 6 when discharging the coolant for sucking the coolant directly from the upper end opening of a water tube 63.
  • the radiator core 4 is composed of a corrugated fin 65 and water tube 63, and the upper end of the water tube 63 projects slightly upward from an upper plate 66, and therefore the direct suction member 64 is communicated with the hose 20 or rubber plug 19, and the coolant is directly sucked from the upper end opening of the water tube 63.
  • the direct suction member 64 comprises, as shown in Fig. 16, a hose 66, a linkage member 67, and a rubber or sponge abutting member 69 having an opening 68, and at the time of negative pressure suction, since the coolant is directly sucked from the opening 68 of the abutting member 69 abutting against the upper end opening of the water tube 63, the discharging effect of coolant by negative pressure may be enhanced as compared with the constitution of negative pressure suction of the coolant from the filler port 2 by the rubber plug 19.
  • Fig. 15 meanwhile, the rubber plug 19 and direct suction port 64 are used together, but the rubber plug 19 may be omitted.
  • reference numeral 70 denotes a radiator side bracket, and 71 is a lower plate.
  • Fig. 17 shows a flexible suction member 72 for sucking the coolant between the water tube 63 projecting into the upper tank 3 of the radiator and the upper plate 66 when discharging the coolant, and a plurality of flexible suction members 72 composed of flexible member such as rubber hose are communicated and linked to the rubber plug 19, and plural suction holes 73 are pierced in the suction members 72.
  • the flexible suction members 72 are inserted into the upper tank 3 from the filler port 2, and the flexible suction members 72 are laid along on the upper plate 66, and the filler port 2 is shut air-tightly with the rubber plug 19 to apply a negative pressure suction force, while the coolant can be sucked from between the water tube 63 and upper plate 66, so that it is effective to prevent the coolant securely from staying between them (that is, between the upper end opening of the water tube 63 and the top surface of the upper plate 66).
  • Fig. 18 shows suction means for sucking the coolant directly from the lower tank 5 of the radiator 6, in which a tube 74 of a relatively small aperture is communicated and connected to the rubber plug 19, and when this tube 74 is positioned in the lower tank 5 through the water tube 63, the coolant can be directly sucked in from the lower tank 5 at the time of negative pressure suction.
  • Fig. 19 shows suction means for sucking the coolant in a reserve tank 76 linked through a water sub-tank hose 75 from immediately beneath the filler port 2 of the radiator 6, and a tube 77 is connected to the rubber plug 19, and after dismounting the reserve tank cap 78, when the tube 77 is inserted into the reserve tank 76 from an upper end opening 79, the coolant in the reserve tank 76 is sucked in negative pressure.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
EP95300231A 1995-01-13 1995-01-13 Verfahren und Vorrichtung zum Wechseln des Kühlmittels eines Motors Expired - Lifetime EP0722041B1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT95300231T ATE222323T1 (de) 1995-01-13 1995-01-13 Verfahren und vorrichtung zum wechseln des kühlmittels eines motors
EP95300231A EP0722041B1 (de) 1995-01-13 1995-01-13 Verfahren und Vorrichtung zum Wechseln des Kühlmittels eines Motors
DE69527771T DE69527771T2 (de) 1995-01-13 1995-01-13 Verfahren und Vorrichtung zum Wechseln des Kühlmittels eines Motors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP95300231A EP0722041B1 (de) 1995-01-13 1995-01-13 Verfahren und Vorrichtung zum Wechseln des Kühlmittels eines Motors

Publications (2)

Publication Number Publication Date
EP0722041A1 true EP0722041A1 (de) 1996-07-17
EP0722041B1 EP0722041B1 (de) 2002-08-14

Family

ID=8221054

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95300231A Expired - Lifetime EP0722041B1 (de) 1995-01-13 1995-01-13 Verfahren und Vorrichtung zum Wechseln des Kühlmittels eines Motors

Country Status (3)

Country Link
EP (1) EP0722041B1 (de)
AT (1) ATE222323T1 (de)
DE (1) DE69527771T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014201510A1 (de) * 2014-01-28 2015-07-30 Robert Bosch Gmbh Vorrichtung und Verfahren zum Reduzieren eines Kühlmediums innerhalb eines Kühlkreislaufes

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0304084A2 (de) * 1987-08-20 1989-02-22 Wynn Oil Company Maschinenkühlmittel-Spülfilterung mit Anwendung von äusserem Gasdruck
US4949765A (en) * 1988-05-31 1990-08-21 First Brands Corporation Cleaning apparatus and method
US4996874A (en) * 1989-01-04 1991-03-05 Colomer John T Method and apparatus for treating coolant for internal combustion engine
EP0487846A1 (de) * 1990-11-27 1992-06-03 Firma Carl Freudenberg Verdampfungsgekühlte Verbrennungskraftmaschine
US5306430A (en) * 1992-07-27 1994-04-26 Wynn Oil Company Engine coolant pressure relief method and apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0304084A2 (de) * 1987-08-20 1989-02-22 Wynn Oil Company Maschinenkühlmittel-Spülfilterung mit Anwendung von äusserem Gasdruck
US4949765A (en) * 1988-05-31 1990-08-21 First Brands Corporation Cleaning apparatus and method
US4996874A (en) * 1989-01-04 1991-03-05 Colomer John T Method and apparatus for treating coolant for internal combustion engine
EP0487846A1 (de) * 1990-11-27 1992-06-03 Firma Carl Freudenberg Verdampfungsgekühlte Verbrennungskraftmaschine
US5306430A (en) * 1992-07-27 1994-04-26 Wynn Oil Company Engine coolant pressure relief method and apparatus

Also Published As

Publication number Publication date
DE69527771D1 (de) 2002-09-19
ATE222323T1 (de) 2002-08-15
EP0722041B1 (de) 2002-08-14
DE69527771T2 (de) 2004-03-11

Similar Documents

Publication Publication Date Title
US5615716A (en) Engine coolant changing apparatus
US4109703A (en) Engine cooling system flushing apparatus and method
US4366858A (en) Self-deaerating heat exchanger for engine cooling circuits
US4782689A (en) Apparatus and method for testing, filling and purging closed fluid systems
US20200105491A1 (en) Method and device for coolant recycling
US6637472B2 (en) Coolant transfer machine for automotive vehicle & method
US20050166991A1 (en) Methods for replacing engine system cooling fluids with a continuous flow
US4209063A (en) Engine cooling system flushing apparatus and method
US20050205119A1 (en) Ganged pressure and suction switching system
EP0722041A1 (de) Maschinenkühlmittelwechseleinrichtung
JP2010030622A (ja) ベーパ回収システム
US9394930B2 (en) Method and device for coolant recycling
USRE31274E (en) Engine cooling system flushing apparatus and method
US7077177B2 (en) Clamp with canister entry and method of use in providing liquid exchange
KR0120411B1 (ko) 엔진 냉각액 교환장치
JP3014524U (ja) エンジン冷却水交換装置
US4422572A (en) Engine cooling water circulation system
JP3003257U (ja) エンジン冷却液交換装置
CN1069378C (zh) 发动机冷却液交换装置
JP3014362U (ja) エンジン冷却水交換装置
JP3101216B2 (ja) エンジン冷却水抜取、交換供給装置およびエンジン冷却水系洗浄装置
JPH10121965A (ja) エンジン冷却液交換装置
KR100551846B1 (ko) 차량 히팅시스템의 기포 제거장치
JPS6210427Y2 (de)
JP2605169B2 (ja) エンジンの冷却装置に用いられるヘッダタンク

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

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE DE DK ES FR GB IT NL PT SE

AX Request for extension of the european patent

Free format text: LT;SI

RAX Requested extension states of the european patent have changed

Free format text: LT;SI

RBV Designated contracting states (corrected)

Designated state(s): AT BE DE DK ES FR GB IT NL PT SE

17P Request for examination filed

Effective date: 19970109

17Q First examination report despatched

Effective date: 19980916

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

RTI1 Title (correction)

Free format text: ENGINE COOLANT CHANGING METHOD AND APPARATUS

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

19U Interruption of proceedings before grant

Effective date: 20010507

19W Proceedings resumed before grant after interruption of proceedings

Effective date: 20020228

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: AKAZAWA, AKIRA

RIN1 Information on inventor provided before grant (corrected)

Inventor name: AKAZAWA, AKIRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE DE DK ES FR GB IT NL PT SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20020814

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRE;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.SCRIBED TIME-LIMIT

Effective date: 20020814

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20020814

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20020814

REF Corresponds to:

Ref document number: 222323

Country of ref document: AT

Date of ref document: 20020815

Kind code of ref document: T

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 69527771

Country of ref document: DE

Date of ref document: 20020919

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20021114

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20021114

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20021128

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
ET Fr: translation filed
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20030228

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20030515

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20080111

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20080118

Year of fee payment: 14

Ref country code: DE

Payment date: 20080327

Year of fee payment: 14

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20090113

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20091030

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090113

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20091001

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090202