EP0623754A3 - Hydrauliksteuersystem. - Google Patents

Hydrauliksteuersystem. Download PDF

Info

Publication number
EP0623754A3
EP0623754A3 EP94104714A EP94104714A EP0623754A3 EP 0623754 A3 EP0623754 A3 EP 0623754A3 EP 94104714 A EP94104714 A EP 94104714A EP 94104714 A EP94104714 A EP 94104714A EP 0623754 A3 EP0623754 A3 EP 0623754A3
Authority
EP
European Patent Office
Prior art keywords
control system
hydraulic control
hydraulic
control
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
EP94104714A
Other languages
English (en)
French (fr)
Other versions
EP0623754A2 (de
EP0623754B1 (de
Inventor
Matthew Thomas Miller
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.)
Deere and Co
Original Assignee
Deere and Co
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 Deere and Co filed Critical Deere and Co
Priority to EP96117035A priority Critical patent/EP0756089A3/de
Publication of EP0623754A2 publication Critical patent/EP0623754A2/de
Publication of EP0623754A3 publication Critical patent/EP0623754A3/de
Application granted granted Critical
Publication of EP0623754B1 publication Critical patent/EP0623754B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/003—Systems with load-holding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/021—Valves for interconnecting the fluid chambers of an actuator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20576—Systems with pumps with multiple pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F15B2211/3051—Cross-check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3111—Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed centre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Magnetically Actuated Valves (AREA)
  • Float Valves (AREA)
EP94104714A 1993-04-05 1994-03-24 Hydrauliksteuersystem Expired - Lifetime EP0623754B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP96117035A EP0756089A3 (de) 1993-04-05 1994-03-24 Hydrauliksteuersystem

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/043,059 US5331882A (en) 1993-04-05 1993-04-05 Control valve system with float valve
US43059 1993-04-05

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP96117035A Division EP0756089A3 (de) 1993-04-05 1994-03-24 Hydrauliksteuersystem
EP96117035.4 Division-Into 1996-10-24

Publications (3)

Publication Number Publication Date
EP0623754A2 EP0623754A2 (de) 1994-11-09
EP0623754A3 true EP0623754A3 (de) 1995-03-01
EP0623754B1 EP0623754B1 (de) 1997-06-25

Family

ID=21925249

Family Applications (2)

Application Number Title Priority Date Filing Date
EP94104714A Expired - Lifetime EP0623754B1 (de) 1993-04-05 1994-03-24 Hydrauliksteuersystem
EP96117035A Withdrawn EP0756089A3 (de) 1993-04-05 1994-03-24 Hydrauliksteuersystem

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP96117035A Withdrawn EP0756089A3 (de) 1993-04-05 1994-03-24 Hydrauliksteuersystem

Country Status (7)

Country Link
US (1) US5331882A (de)
EP (2) EP0623754B1 (de)
JP (1) JP3476533B2 (de)
BR (1) BR9401332A (de)
CA (1) CA2119616C (de)
DE (1) DE59403208D1 (de)
ES (1) ES2103514T3 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5577532A (en) * 1994-07-11 1996-11-26 Palmer; Thomas W. Valve actuator
JP3478931B2 (ja) * 1996-09-20 2003-12-15 新キャタピラー三菱株式会社 油圧回路
KR100474259B1 (ko) * 1996-11-26 2005-06-20 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 건설기계의작업장치용실린더를위한유압장치
AT406357B (de) * 1998-10-15 2000-04-25 Hoerbiger Hydraulik Anordnung zur hydraulischen betätigung eines verdecks, eines heckdeckels od. dgl.
US6622939B2 (en) * 1999-02-01 2003-09-23 Exactrix Global Systems Apparatus for applying liquid fertilizers and pesticides using a dual stage variable rate distribution manifold
US6186044B1 (en) 1999-03-08 2001-02-13 Caterpillar Inc. Fluid control system with float capability
DE19919015C2 (de) * 1999-04-27 2001-11-15 Sauer Danfoss Nordborg As Nord Hydraulische Ventilanordnung mit Verriegelungs- und Schwimmfunktion
US6173639B1 (en) 1999-05-07 2001-01-16 Caterpillar Inc. Fluid control system having float control
US6389952B1 (en) * 1999-05-28 2002-05-21 Caterpillar Inc. Apparatus and method of operating a fluid cylinder of a work machine
DE19931142C2 (de) * 1999-07-06 2002-07-18 Sauer Danfoss Holding As Nordb Hydraulische Ventilanordnung mit Verriegelungsfunktion
US6516706B2 (en) 1999-08-19 2003-02-11 Delaware Capital Formation, Inc. Actuator having internal valve structure
US6282893B1 (en) 1999-08-19 2001-09-04 Delaware Capital Formation, Inc. Self-contained actuator
DE19958341A1 (de) * 1999-12-03 2001-07-12 Claas Industrietechnik Gmbh Erntemaschine mit frontseitig angebautem Erntevorsatz
DE10045404C2 (de) * 2000-09-14 2002-10-24 Sauer Danfoss Holding As Nordb Hydraulische Ventilanordnung
AUPR170400A0 (en) * 2000-11-28 2000-12-21 Ifield Technology Ltd Emergency energy release for hydraulic energy storage systems
JP2004301214A (ja) * 2003-03-31 2004-10-28 Hitachi Constr Mach Co Ltd 作業用車両の油圧駆動装置
US7004090B2 (en) * 2003-09-09 2006-02-28 Exactrix Llc Fertilizer injector wing for disc openers
US20050220596A1 (en) * 2004-03-30 2005-10-06 Cnh America Llc Method and apparatus for hydraulically produced ground following of an unloading ramp for a cotton harvester
DE102004020371A1 (de) * 2004-04-23 2005-11-10 Botschafter-Knopff, Ilse Hydraulische Steuereinrichtung
CN101253335B (zh) * 2005-08-19 2010-06-16 布奇尔液压公司 用于控制双作用液压驱动缸的油路
US8424836B2 (en) * 2006-06-16 2013-04-23 Caterpillar Inc. Bidirectional force feedback poppet valve
US20070290151A1 (en) * 2006-06-16 2007-12-20 Matthew Thomas Muller Valve
US20070290152A1 (en) * 2006-06-16 2007-12-20 Pengfei Ma Poppet valve
EP1895169A1 (de) * 2006-09-04 2008-03-05 OIL CONTROL S.p.A. Druckenlastung und Kontrollventilanordnung
US8893818B2 (en) * 2010-12-17 2014-11-25 Caterpillar Inc. Hydraulic system having dual tilt blade control
US8925439B2 (en) 2011-01-13 2015-01-06 Husco International, Inc. Valve control valve circuit for operating a single acting hydraulic cylinder
US9725882B2 (en) 2013-01-24 2017-08-08 Volvo Construction Equipment Ab Device and method for controlling flow rate in construction machinery
JP6159629B2 (ja) * 2013-09-13 2017-07-05 Ｋｙｂ株式会社 流体圧制御装置
CN104675780A (zh) * 2013-12-02 2015-06-03 江苏神通阀门股份有限公司 一种高炉煤气发电管网系统用隔离阀
CN104482248B (zh) * 2014-11-03 2017-05-10 济南数锐电子科技有限公司 液控换向阀
US20170023149A1 (en) * 2015-07-22 2017-01-26 Cnh Industrial America Llc Hydraulic signal control system and method
DE102017117335A1 (de) * 2017-07-31 2019-01-31 Bürkert Werke GmbH & Co. KG Betätigungseinheit für ein Prozessventil sowie Prozessventil
US10753377B2 (en) * 2017-09-12 2020-08-25 Shimadzu Corporation Control valve
CN108980129B (zh) * 2018-07-24 2020-04-07 中国航空工业集团公司西安飞行自动控制研究所 一种负载保持控制阀
EP3844350B1 (de) * 2018-08-30 2023-07-26 Volvo Construction Equipment AB Hydraulikschaltung für eine baumaschine
US11572903B2 (en) * 2019-02-06 2023-02-07 Kosmek Ltd. Pneumatic cylinder device with holding valve

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3630121A (en) * 1968-11-29 1971-12-28 Akermans Verkstad Ab Excavating machines
US3643696A (en) * 1970-09-02 1972-02-22 Rex Chainbelt Inc Hydraulic control circuit
EP0056770A2 (de) * 1981-01-19 1982-07-28 Bendix Automation Company Hydraulisches Eilgang- und Antikavitationssystem für einen Bagger

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3304842A (en) * 1964-04-20 1967-02-21 Homer J Shafer Non-hammer poppet valve control
US3943825A (en) * 1972-04-17 1976-03-16 Caterpillar Tractor Co. Hydraulic control system for load supporting hydraulic motors
US4206688A (en) * 1978-06-09 1980-06-10 Caterpillar Tractor Co. Overrunning load control for hydraulic motors
US4201052A (en) * 1979-03-26 1980-05-06 Sperry Rand Corporation Power transmission
FR2459894A1 (fr) * 1979-06-26 1981-01-16 Poclain Sa Dispositif de commande d'un recepteur a fluide sous pression.
US4340087A (en) * 1980-08-21 1982-07-20 Sperry Corporation Power transmission
US4418612A (en) * 1981-05-28 1983-12-06 Vickers, Incorporated Power transmission
US4611528A (en) * 1981-11-12 1986-09-16 Vickers, Incorporated Power transmission
DE3201546C2 (de) * 1982-01-20 1986-03-27 Mannesmann Rexroth GmbH, 8770 Lohr Vorrichtung zum Steuern eines Hydromotors
US4860788A (en) * 1987-06-29 1989-08-29 Kayaba Industry Co. Ltd. Metering valve
FR2627838B1 (fr) * 1988-02-25 1991-01-11 Bennes Marrel Valve de securite pour recepteur hydraulique et circuit hydraulique la comportant
JPH01133503U (de) * 1988-03-03 1989-09-12
DE9005983U1 (de) * 1990-05-26 1991-09-19 Robert Bosch Gmbh, 7000 Stuttgart Steuereinrichtung für einen Arbeitszylinder
US5235809A (en) * 1991-09-09 1993-08-17 Vickers, Incorporated Hydraulic circuit for shaking a bucket on a vehicle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3630121A (en) * 1968-11-29 1971-12-28 Akermans Verkstad Ab Excavating machines
US3643696A (en) * 1970-09-02 1972-02-22 Rex Chainbelt Inc Hydraulic control circuit
EP0056770A2 (de) * 1981-01-19 1982-07-28 Bendix Automation Company Hydraulisches Eilgang- und Antikavitationssystem für einen Bagger

Also Published As

Publication number Publication date
EP0623754A2 (de) 1994-11-09
EP0623754B1 (de) 1997-06-25
CA2119616A1 (en) 1994-10-06
EP0756089A2 (de) 1997-01-29
JP3476533B2 (ja) 2003-12-10
US5331882A (en) 1994-07-26
JPH074403A (ja) 1995-01-10
EP0756089A3 (de) 1998-03-25
CA2119616C (en) 1998-09-01
BR9401332A (pt) 1994-10-18
ES2103514T3 (es) 1997-09-16
DE59403208D1 (de) 1997-07-31

Similar Documents

Publication Publication Date Title
EP0623754A3 (de) Hydrauliksteuersystem.
EP0628296A3 (de) Prothesensteuerungssystem.
GB2278463B (en) Control system
EP0653868A3 (de) Quellenzugriffskontrollsystem.
EP0618524A3 (de) Doppelregelung.
GB2285646B (en) Control system
GB9413648D0 (en) Hydraulic control system
EP0666539A3 (de) Cache-Speichersteuerungsanordnung.
EP0604015A3 (de) Cachesteuerungssystem.
GB2314057B (en) Hydraulic control arrangement
GB9425273D0 (en) Hydraulic control system
GB9410743D0 (en) Hydraulic control system
EP0618371A3 (de) Hydraulikanlage.
EP0628755A3 (de) Getriebesteuerung.
EP0648959A3 (de) Stufenloses, hydrostatisches Getriebe.
EP0673726A3 (de) Robotersteuerungssystem.
GB2315572B (en) Control system
EP0672918A3 (de) Optoelektronisches Steuerungssystem.
ZA947108B (en) Hydraulic system.
GB2282239B (en) Control system
GB9119508D0 (en) Hydraulic control system
KR960702801A (ko) 유압 제어 시스템
GB2294295B (en) Hydraulic control system
GB9323988D0 (en) Control system
EP0619681A3 (de) Pegelregelung für einen HD-VTR.

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: A2

Designated state(s): DE ES FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE ES FR GB IT

17P Request for examination filed

Effective date: 19950209

17Q First examination report despatched

Effective date: 19950420

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

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE ES FR GB IT

XX Miscellaneous (additional remarks)

Free format text: TEILANMELDUNG 96117035.4 EINGEREICHT AM 24/10/96.

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 19970626

REF Corresponds to:

Ref document number: 59403208

Country of ref document: DE

Date of ref document: 19970731

ET Fr: translation filed
REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2103514

Country of ref document: ES

Kind code of ref document: T3

ITF It: translation for a ep patent filed
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
REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

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

Ref country code: FR

Payment date: 20040318

Year of fee payment: 11

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

Ref country code: ES

Payment date: 20040407

Year of fee payment: 11

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

Ref country code: GB

Payment date: 20050316

Year of fee payment: 12

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 NON-PAYMENT OF DUE FEES

Effective date: 20050326

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: 20051130

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20051130

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: 20060324

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20050326

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

Effective date: 20060324

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

Ref country code: IT

Payment date: 20120327

Year of fee payment: 19

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

Ref country code: DE

Payment date: 20130220

Year of fee payment: 20

REG Reference to a national code

Ref country code: DE

Ref legal event code: R071

Ref document number: 59403208

Country of ref document: DE

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 EXPIRATION OF PROTECTION

Effective date: 20140325