EP0577956B1 - Boîtier pour solenoide - Google Patents

Boîtier pour solenoide Download PDF

Info

Publication number
EP0577956B1
EP0577956B1 EP93108071A EP93108071A EP0577956B1 EP 0577956 B1 EP0577956 B1 EP 0577956B1 EP 93108071 A EP93108071 A EP 93108071A EP 93108071 A EP93108071 A EP 93108071A EP 0577956 B1 EP0577956 B1 EP 0577956B1
Authority
EP
European Patent Office
Prior art keywords
tube
housing
housing according
contact carrier
carrier
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.)
Expired - Lifetime
Application number
EP93108071A
Other languages
German (de)
English (en)
Other versions
EP0577956A1 (fr
Inventor
Friedrich Gross
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.)
Wabco Standard GmbH
Wabco Westinghouse Fahrzeugbremsen GmbH
Original Assignee
Wabco Standard GmbH
Wabco Westinghouse Fahrzeugbremsen GmbH
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 Wabco Standard GmbH, Wabco Westinghouse Fahrzeugbremsen GmbH filed Critical Wabco Standard GmbH
Publication of EP0577956A1 publication Critical patent/EP0577956A1/fr
Application granted granted Critical
Publication of EP0577956B1 publication Critical patent/EP0577956B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets

Definitions

  • the invention relates to a housing for a magnetic coil according to the preamble of patent claim 1.
  • Such a housing for a magnetic coil is available from WABCO Standard GmbH under the device number 442 030 602 0.
  • the known housing consists of a block made of a metallic material, a recess for receiving a magnetic coil being provided in this block.
  • An opening is provided in the wall of the housing transversely to the longitudinal axis of the housing and serves to receive a carrier for a contact element connected to the magnetic coil.
  • the opening is surrounded by an annular part which extends away from the wall of the housing and is formed in one piece with the wall of the housing by machining.
  • the invention has for its object to provide a housing for a magnetic coil of the type mentioned, which is simple in construction and can be manufactured inexpensively.
  • the invention offers in particular the advantage of obtaining a housing which is characterized by a small size Weight and a particularly easy to manufacture.
  • the housing consists only of a tube and a shape of the wall of the tube provided transversely to the longitudinal axis of the tube.
  • the shape of the wall of the tube practically forms the limitation and extension of the opening for receiving the carrier for the contact element.
  • the housing according to the invention can, for. B. serve a tube sold by the meter.
  • An end face of the tube is advantageously provided with a bottom which, for. B. consists of a plate made of a magnetically conductive material.
  • the plate can have a centrally arranged through opening, in which a core for the magnet coil is held. This has the advantage that the plate is functionally part of the core of the magnetic coil, whereby a good flow of the electromagnetic field lines is achieved.
  • the bottom of the housing can also be formed by the end region of the tube, the end region of the tube extending inward in a collar-like manner transverse to the longitudinal axis of the tube.
  • This collar is dimensioned such that it delimits a centrally arranged through opening for receiving the magnetic core.
  • the tube and the base or with the base from a magnetically conductive Manufacture material, since then the arrangement of a yoke can be dispensed with.
  • the flow of the magnetic field lines takes place via the core, the bottom and the tube with formation.
  • the opening for receiving the carrier for the contact element is formed as a molding of the wall of the housing and a counter-contact carrier having a counter-contact element is held by a holding element which on the front side of the molding of the tube or on the front side of the carrier for the contact element System comes, it is possible to provide a seal between these two components, so that no special seal between the wall of the formation and the peripheral surface of the carrier for the contact element must be provided.
  • the holding element for the mating contact carrier can be positively connected to the annular part, which is formed by the formation of the wall of the tube, to the formation or to the contact carrier.
  • the holding element for the mating contact carrier can consist of a union nut which is screwed onto the shape of the wall of the housing or onto the contact carrier.
  • the holding element for the mating contact carrier can also consist of a pot-like part for receiving the mating contact carrier.
  • Means can be provided on the holding element and on the formation or the contact carrier, which interact in the manner of a bayonet lock and thus connect the formation or the contact carrier to the holding element.
  • Figure 1 shows a tube (3) made of a magnetically conductive material, which is closed at one end by a plate (1) made of a likewise magnetically conductive material.
  • the plate (1) has a centrally arranged through opening (29), in which a core (7) made of a magnetically conductive material is held at one end.
  • the other end face of the tube opposite the plate (1) is closed by an insert (10) which is inserted into this end face of the tube (3) and consists of a magnetically conductive material and which has a circumferential seal (11) which seals the inner wall of the tube (3) rests.
  • the insert (10) has a centrally arranged, stepped through hole (12).
  • the core (7) has a through hole which interacts with valve elements, not shown.
  • a coil carrier (4) is mounted in the housing (3, 1, 10) formed by the tube (3), the plate (1) and the insert (10).
  • the coil carrier (4) is held in the axial direction by the mutually facing sides of the plate (1) and the insert (10).
  • a coil winding (5) which surrounds it in the circumferential direction is arranged on the coil carrier.
  • the coil carrier (4) has a passage (9) running in the direction of its longitudinal axis, into which the magnetic core (7) extends.
  • the magnetic core (7) has a circumferential seal (8) which sealingly abuts the wall of a tubular part (6) made of a magnetically non-conductive material which is arranged in the passage (9).
  • An armature (2) is arranged in the tubular part (6) so as to be movable in the direction of the longitudinal axis of the tube (3) and cooperates with a valve (not shown).
  • the wall of the tube (3) has a tubular shape (14, 13) which runs transversely to its longitudinal axis and delimits an opening (22) in the wall of the tube (3) leading from the inside of the tube (3) to the outside.
  • the formation (14, 13) extends away from the wall of the tube (3). Thread (23) is cut into the outer lateral surface of the formation (14, 13). In this case, the formation (14, 13) has a widened end region (14).
  • the annular part formed by the formation (14, 13) serves to receive and hold a carrier (16) for one or more electrical contact elements (19). In this embodiment, only one electrical contact element (19) is shown.
  • the carrier (16) for the contact elements consists of an electrically non-conductive material.
  • the contact element (19) is held in a bore (17) arranged in the carrier (16).
  • An electrical line (20) fastened to the contact element (19) is guided through a recess (24) in the coil carrier (4) and connected to the coil winding (5).
  • the space between the coil winding (5) and the side of the carrier (16) facing this for the electrical contact element and the cavities between the magnet coil and the coil carrier (4) are filled with a filling material (15), such as. B. a plastic mass, which also serves to fix the electrical lines (20), filled.
  • Said space can of course also be used to hold electrical elements, in which case at least some of the filler material is dispensed with.
  • a counter contact element (18) is provided, which is fastened in a carrier serving as a counter contact carrier (27).
  • a union nut (25) with an internal thread (26) serving as a holding element is provided, which, after the contact element (19) and mating contact element (18) have been plugged together, onto the free end region (14) Forming (14, 13) of the housing (3) is screwed on. From the electrical mating contact element (18) leads an electrical line (21) via a switching device, not shown, to a voltage source, also not shown.
  • a pot-shaped part as a holding element for the mating contact carrier (27).
  • a projection can be arranged on the holding element for the mating contact carrier (27) and a recess corresponding to a bayonet catch can be arranged on the formation (14, 13) or the contact carrier (16).
  • a seal (28) is provided which rests on the end face of the mating contact carrier (27), which seals the end face of the recess (14, 13) and the contact carrier (16) of the housing ( 3) is opposite.
  • the seal (28) can be dispensed with.
  • FIG. 2 only shows the housing shown in FIG. 1 again, but without the components accommodated by the housing.
  • the components that are the same as the components shown in FIG. 1 are provided with the same reference numbers.
  • the housing for the magnetic coil consists of a tube (3) and a plate (1) which closes one end of the tube (3) and which has a centrally arranged one Has through bore (29) which extends in the direction of the longitudinal axis of the tube (3).
  • An opening (22) in the wall of the tube (3), which serves to lead through a part of a contact element and an electrical line connected to it, is delimited by a shape (14, 13) of the wall of the tube (3).
  • the formation (14, 13) runs transversely to the longitudinal axis of the tube (3) and extends outward from the cylindrical part of the tube.
  • the shape (14, 13) of the wall of the tube (3) is designed as an annular part which is part of the tube (3).
  • the part (13) of the formation (14, 13) of the pipe directly adjoining the wall of the tube is adjoined by a widened region (14) of the formation (14, 13), into whose outer lateral surface threads (23) are cut.
  • the transition from the non-expanded area (13) to the expanded area (14) can serve as a stop for the carrier (16) for the contact elements (19).
  • At least a partial area of the expanded area (14) can also be flanged around at least a partial area of the carrier (16) for the contact elements (19).
  • the formation (14, 13) is open on its end face, so that the carrier for the electrical contact element can be inserted into the formation from the outside, and that the housing consists of a magnetically conductive material.
  • connection between one end of the tube (3) and the plate (1) can, for. B. be produced by welding.
  • FIG. 3 shows a housing for a magnetic coil that is comparable with the housings shown in FIGS. 1 and 2.
  • the components that are the same as the components shown in FIGS. 1 and 2 are provided with the same reference numbers.
  • the housing according to FIG. 3 is formed in one piece.
  • the tube (3) is provided on this end face with a collar-shaped deformation (30) which extends transversely to the longitudinal axis of the tube (3) in the direction of the central axis of the tube (3) too extends.
  • the base part for the housing (3, 30) serving for forming (30) of the tube (3) has a centrally arranged through opening (31) in which a magnetically conductive core, not shown, is held.
  • the bottom of the housing (such as the plate or the bottom of the cup-shaped housing) need not have a through opening. It is also possible to bring the core to the plant directly on the ground.
  • the tube (3) has a shape (13) running transversely to its longitudinal axis, which practically represents an extension of the opening (22) in the wall of the tube (3) and serves to receive a carrier (16) for a contact element.
  • the end face of the tube (3) opposite the deformation (30) of the tube (3) is closed by an insert, not shown, which has a centrally arranged through-hole through which components located inside the housing (3, 30) with outside the housing ( 3, 30) located components can be connected, as is the case with the housing according to Figures 1 and 2.
  • the contact carrier (16) protrudes a little from the formation (13). Such an arrangement of the contact carrier (16) is also possible in the exemplary embodiments according to FIGS. 1 and 2.
  • the housing (3) consists of a metallic, magnetically conductive material.
  • the contact carrier as well as the mating contact carrier and the coil carrier are preferably made of plastic or an electrically non-conductive other material.
  • the housing (3) can be manufactured in a simple manner. A pipe is clamped in a device. An elastomer is then introduced into the tube and this elastomer is subjected to force in the direction of the longitudinal axis of the housing.
  • part of the wall of the tube is pressed into a predetermined free space in the device.
  • the bottom area of the expressed wall part of the tube is then opened and brought into its final shape by calibration, whereby the axial extension of the formed wall of the tube (3) is achieved in two stages.
  • the molded part (molding) of the wall of the tube can be widened in its free end area, so that a part to be inserted into the molding (contact carrier) can be connected to the molding by crimping.
  • the housing can also be made so that the tube and the bottom part are formed as an integral pot-shaped part.
  • This one-piece cup-shaped housing can, for. B. be produced in the drawing process.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnets (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Claims (13)

  1. Boîtier (3) pour une bobine d'électro-aimant, présentant les caractéristiques suivantes:
    a) le boîtier présente un évidement pour recevoir une bobine d'électro-aimant;
    b) perpendiculairement à l'axe longitudinal du boîtier est prévue dans la paroi du boîtier une ouverture (22) pour recevoir un support pour au moins un élément à contact relié à la bobine d'électro-aimant;
    c) l'ouverture est entourée d'une partie de forme annulaire (23) qui, depuis la paroi du boîtier, s'étend vers l'extérieur et qui est conçue d'une seule pièce avec la paroi du boîtier;
    caractérisé par les caractéristiques suivantes:
    d) le boîtier est formé à partir d'un tube (3) dont l'espace intérieur sert d'évidement pour loger la bobine;
    e) la partie de forme annulaire est formée par une partie de forme annulaire (14, 13), déformée vers l'extérieur, de la paroi du tube (3);
    f) le support de contact (16) est disposé au moins partiellement dans la partie (14, 13) du tube (3) déformée vers l'extérieur.
  2. Boîtier selon la revendication 1, caractérisé par le fait qu'une pièce de fond (1, 30) est prévue sur l'une des faces frontales du tube (3).
  3. Boîtier selon les revendications 1 et 2, caractérisé par le fait que le tube (3) et la pièce de fond (30) sont conçus sous forme d'une pièce en forme de boisseau, d'une seule pièce.
  4. Boîtier selon au moins l'une des revendications précédentes, caractérisé par les caractéristiques suivantes:
    a) est prévu un élément de fixation (25) pour un support (27) de contre-contact qui présente un élément de contre-contact (8) et se trouve à l'extérieur du boîtier (3, 30);
    b) l'élément de fixation (25) pour le support (27) de contre-contact peut se relier, par complémentarité de forme, avec la partie de forme annulaire (14, 13) ou/et avec le support de contact (16).
  5. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que la surface latérale extérieure de la partie (14, 13) de la paroi du tube (3) déformée vers l'extérieur présente un filetage (23) qui sert à la fixation de l'élément de fixation (25).
  6. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que sur la partie (14, 13) déformée vers l'extérieur et/ou sur le support de contact (16) et sur l'élément de fixation (25) qui fixe le support (27) de contre-contact sont prévus des moyens qui collaborent à la façon d'une fermeture à baïonnette.
  7. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que la partie de fond est formée par une partie (30) du tube (3) qui s'étend radialement vers l'intérieur en forme de collet.
  8. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que la partie de fond est formée par une plaque (1) fixée sur l'une des faces frontales du tube (3).
  9. Boîtier selon l'une des revendications précédentes, caractérisé par le fait que la partie de fond (1, 30) présente une ouverture de passage (29, 31).
  10. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que du côté, orienté vers la partie (14, 13), déformée vers l'extérieur, du tube (3), de l'élément de fixation (25) qui maintient le support de contre-contact (27) est disposé un élément d'étanchéité (28) qui s'appuie de façon étanche contre la face frontale de la partie (14, 13) déformée vers l'extérieur.
  11. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que l'élément de fixation (25) pour le support (27) du contre-contact est formé par un écrou-chapeau.
  12. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que l'élément de fixation du support (27) de contre-contact est formé par une partie en forme de boisseau avec des moyens de fixation pour une liaison à baïonnette.
  13. Boîtier selon au moins l'une des revendications précédentes, caractérisé par le fait que l'autre face frontale du tube (3) est obturée par une pièce insérée (12).
EP93108071A 1992-07-07 1993-05-18 Boîtier pour solenoide Expired - Lifetime EP0577956B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4222239 1992-07-07
DE4222239A DE4222239A1 (de) 1992-07-07 1992-07-07 Gehäuse für eine Magnetspule

Publications (2)

Publication Number Publication Date
EP0577956A1 EP0577956A1 (fr) 1994-01-12
EP0577956B1 true EP0577956B1 (fr) 1996-07-17

Family

ID=6462642

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93108071A Expired - Lifetime EP0577956B1 (fr) 1992-07-07 1993-05-18 Boîtier pour solenoide

Country Status (3)

Country Link
EP (1) EP0577956B1 (fr)
JP (1) JPH06181117A (fr)
DE (2) DE4222239A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9416832U1 (de) * 1994-10-19 1994-12-08 bso Steuerungstechnik GmbH, 66128 Saarbrücken Schaltvorrichtung mit Kontaktierung
DE102016200757A1 (de) * 2016-01-20 2017-07-20 Continental Automotive Gmbh Elektromagnetische Ventilanordnung und Kraftstoffhochdruckpumpe

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1015885B (de) * 1953-05-12 1957-09-19 Hoppmann & Mulsow Konzentrische Steckvorrichtung mit Sicherung
DE1830470U (de) * 1961-02-15 1961-05-04 Ristau & Bergann Druckwasserdichte, zweipolige kontaktverbindung.
GB1116044A (en) * 1964-04-09 1968-06-06 Dowty Electronics Ltd Electro-magnetic force motor
DE2120255A1 (de) * 1971-04-26 1972-11-09 Rausch & Pausch, 8672 Selb Elektromagnet mit einem Spulenkörper und einer Abdeckung für die Magnetspule
DE2252167A1 (de) * 1972-10-25 1974-05-09 Bosch Gmbh Robert Anschlussteil fuer ein elektrisches geraet
DE2558070C3 (de) * 1975-12-22 1981-02-12 Friedrich Wolf Kg, Wien Steckverbinder
DE8307976U1 (de) * 1983-03-18 1983-10-06 Murrelektronik GmbH, 7155 Oppenweiler Gehäuse zur Aufnahme der zur Beschattung einer Magnetspule eines Hydraulikventils oder dgl. erforderlichen elektrischen Bauteile
DE3501391C2 (de) * 1985-01-17 1996-01-11 Wabco Gmbh Gehäuse für ein elektrisches Bauteil
DE3637350A1 (de) * 1986-11-03 1988-05-11 Wabco Westinghouse Steuerung Gehaeuseeinrichtung mit spule
DE3838665C1 (fr) * 1988-11-15 1989-10-26 Dietrich 7502 Malsch De Gebhard
DE3902218A1 (de) * 1989-01-26 1990-08-02 Wabco Westinghouse Fahrzeug Einrichtung zur lagefixierung eines spulentraegers in einem topffoermig ausgebildeten gehaeuseteil

Also Published As

Publication number Publication date
JPH06181117A (ja) 1994-06-28
DE4222239A1 (de) 1994-01-13
DE59303238D1 (de) 1996-08-22
EP0577956A1 (fr) 1994-01-12

Similar Documents

Publication Publication Date Title
DE69411642T2 (de) Vergossenes elektromagnetisch betätigtes Ventil
DE3109268C2 (de) Zeilentransformator
DE4328089C2 (de) Verfahren zum Herstellen einer Zündspuleneinheit für einen Verbrennungsmotor sowie nach diesem Verfahren hergestellte Zündspuleneinheit
DE3606189C2 (fr)
DE69505403T2 (de) Winkelige anschlussklemme/-wicklung-gestaltung für kraftstoffeinspritzventil mit kleinem durchmesser
WO1986006442A1 (fr) Injecteur de carburant pour moteurs a combustion interne
EP0906632A1 (fr) Bobine magnetique
DE19529144A1 (de) Drucksteuervorrichtung mit integrierter elektrischer Steuerung
DE4341087C2 (de) Abgedichtete Schaltvorrichtung
EP0577956B1 (fr) Boîtier pour solenoide
DE19820084B4 (de) Spulenkörper für ein Elektromagnetventil
DE3501391A1 (de) Gehaeuse fuer ein elektrisches bauteil
EP1382047B1 (fr) Dispositif a bobine magnetique
DE2914195B1 (de) Induktiver Messumformer fuer ein fluidisches Stellglied
DE10305111A1 (de) Zündspule für eine Brennkraftmaschine
DE4310156C2 (de) Gegen Umgebungseinflüsse geschützte Spulenvorrichtung, insbesondere Solenoid
DE3925744C2 (de) Beschleunigungsdetektor
WO2002091404A1 (fr) Systeme de regulation electromagnetique
DE19717459C2 (de) Vorrichtung zum dosierten Einspritzen von Kraftstoff in einen Verbrennungsmotor
DE3121365C2 (fr)
DE9114575U1 (de) Zündspule für einen Verbrennungsmotor
DE3637350C2 (fr)
DE3940308A1 (de) Steckdose fuer eine mehrpolige steckverbindung fuer den elektrischen anschluss von kraftfahrzeuganhaengern
DE19507028C2 (de) Induktiver Drehzahlfühler
EP3446012A1 (fr) Dispositif pneumatique à plusieurs soupapes et procédé de fabrication

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): DE FR GB IT SE

17P Request for examination filed

Effective date: 19931118

17Q First examination report despatched

Effective date: 19951031

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 FR GB IT SE

ITF It: translation for a ep patent filed
REF Corresponds to:

Ref document number: 59303238

Country of ref document: DE

Date of ref document: 19960822

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

Effective date: 19961018

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: GB

Payment date: 20020515

Year of fee payment: 10

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

Ref country code: SE

Payment date: 20020523

Year of fee payment: 10

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

Ref country code: DE

Payment date: 20020527

Year of fee payment: 10

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

Ref country code: FR

Payment date: 20020529

Year of fee payment: 10

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: 20030518

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 NON-PAYMENT OF DUE FEES

Effective date: 20030519

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: 20031202

EUG Se: european patent has lapsed
GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20030518

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: 20040130

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

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

Ref country code: IT

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

Effective date: 20050518