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WO2018149713A1 - Avertisseur de danger à ouverture d'aération pouvant être recouverte - Google Patents

Avertisseur de danger à ouverture d'aération pouvant être recouverte Download PDF

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Publication number
WO2018149713A1
WO2018149713A1 PCT/EP2018/053071 EP2018053071W WO2018149713A1 WO 2018149713 A1 WO2018149713 A1 WO 2018149713A1 EP 2018053071 W EP2018053071 W EP 2018053071W WO 2018149713 A1 WO2018149713 A1 WO 2018149713A1
Authority
WO
WIPO (PCT)
Prior art keywords
detector
operating position
cover
passage opening
housing
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.)
Ceased
Application number
PCT/EP2018/053071
Other languages
German (de)
English (en)
Inventor
Andre Hein
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.)
Heim Mark
Original Assignee
Heim Mark
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 Heim Mark filed Critical Heim Mark
Publication of WO2018149713A1 publication Critical patent/WO2018149713A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means

Definitions

  • the invention relates to a hazard detector, with an attachable to a wall or ceiling of a room detector housing in which at least one inner detection space, at least one sensor unit and an evaluation / control unit is arranged, wherein the detector housing has at least one passage opening for the surrounding room air which opens into the detection space, so that the room air can enter and exit from the detection space detected by the sensor unit, and with a mechanical adjusting device for changing an effective cross section of the at least one passage opening.
  • Hazard detectors of the type mentioned which are based on detecting the entry of gas and / or smoke in a detection space and output a warning signal in the event of a deviation from a desired state, are generally known in various embodiments.
  • the warning signal can be output acoustically, visually or in another way, for example.
  • Such hazard detectors are usually mounted on a wall or ceiling in interiors of buildings.
  • an optical measuring device arranged as a sensor unit.
  • Such danger detectors must always function properly. After installation, contamination of the at least one passage opening for the surrounding ambient air and / or deposits of dust in the interior of the detection chamber may occur even before startup and, of course, in the course of the operating time, whereby the safe function of the hazard alarm is disturbed. Such impairments occur in particular in rooms with a strong dust accumulation, for example on construction sites or in workshops. Such contamination can negatively affect the sensitivity of the sensor unit and thus of the danger detector, the device can at worst fail completely. It is therefore desirable for safe operation, the danger detector or the sensor unit located in the detector housing to protect against such contamination in the best possible way. This applies both when the hazard detector is out of service and in operation.
  • DE 10 2004 029 242 B4 discloses a danger detector, in particular gas or fire detector, in which a metallic protective sieve covering the openings is provided at the provided passage openings for the surrounding room air.
  • the protective screen prevents the entry of larger smoke and / or dirt particles in the inner detection space of the hazard alarm.
  • DE 203 18 331 U1 teaches a smoke detector with a housing provided with air inlet openings and a sensor unit arranged in the housing, a protective film covering the air inlet openings which can be removed from the air inlet openings when the smoke detector is finally put into operation.
  • EP 0 040 342 A1 deals with a smoke detector with at least one smoke measuring chamber, which has a base plate with a housing attached to a ceiling and a hanging attached to the base plate, enclosing the smoke chamber, which openings for the entry of the surrounding air into the smoke chamber having.
  • the smoke detector has a manually adjustable device, with which the air inlet openings can be changed so that the smoke detector can be adapted to different environmental conditions, in particular with different dust accumulation during assembly to minimize the contamination of the detection space.
  • the present invention seeks to propose a way with which the leading to the detection space passages for the ambient air surrounding the danger detector and the detection space at any time quickly, safely and easily, and in particular without additional manual measures, can be protected from unwanted contamination.
  • This object is achieved by a hazard detector with the features of claim 1. Further advantageous embodiments can be found in the dependent claims.
  • the danger detector comprises a mechanical adjusting device for changing an effective cross section of the at least one passage opening for the surrounding ambient air, which according to the invention at least one cover element for the at least one fürtnttsö réelle mounted movably guided on the Meidergeophuse and between an operating steliung and a Non-operating position and vice versa by an actuator is movable.
  • the cover element In the non-operating position, the cover element completely covers at least one passage opening and thus encapsulates the at least one detection space from the ambient air surrounding the hazard detector.
  • the cover element releases the at least one passage opening, so that ambient air surrounding the hazard can pass into the at least one detection space.
  • the cover engages in the non-operating position, the at least one fürtnttsö réelle and can also completely seal them. This reliably prevents the entry of ambient air, in particular contaminated room air, into the detection space. Is the at least one passage opening through the Ab- Cover element completely closed and thus excluded entry of ambient air surrounding the danger detector in the detection space, so the sensor unit can logically no longer detect dangers in the room.
  • the non-operating position of the cover is generally used only when the sensor unit and / or the evaluation / control unit of the danger master are not in operation. In the operating position of the cover member, this at least partially, ideally completely free at least one passage opening.
  • the cover element If the cover element is in the operating position, the ambient air surrounding the danger detector can enter and exit the detection space, so that the sensor unit detects a potential danger and the evaluation / control unit visually, acoustically and / or otherwise signals a detected danger can.
  • the effective cross section of the at least one passage opening can also be varied in order to adapt this particular to different dust accumulation during operation of the hazard detector.
  • the hazard detector according to the invention can be configured, for example, as a fire detector, smoke detector and / or gas detector.
  • a straight and / or labyrinth-like extending connection kana! lead to the detection space and / or a protective screen may be provided in the region of the at least one passage opening.
  • the hazard detector according to the invention can be designed as a "stand-aione" or as a networkable detector, and can have a built-in battery for an internal power supply or a voltage connection for an external power supply
  • an acoustic and / or optical signaling unit is preferably arranged in the detector housing. net, through which an optical and / or acoustic warning signal can be output in the event of danger.
  • the detector housing is usually composed of at least two housing halves, ie an upper and a lower housing part, wherein the lower housing part is designed for fastening the smoke detector to a wall or ceiling and the detection unit, the sensor unit, in the upper housing part Evaluation / control unit, the signaling unit and the power supply are arranged. Accordingly, one or more passage openings are formed on the upper housing part.
  • the upper housing part may have any housing shape. For example, it can be designed to be completely cylindrical or dome-shaped, or it can be a semi-cylindric, with an attached dome or an attached dome.
  • the lower housing part is preferably designed as a sock.
  • the at least one cover element is pivotally connected to the detector housing and has at least one cover flap for the at least one passage opening.
  • a cover flap is designed without breakthroughs.
  • two cover flaps are provided, which are in particular identical.
  • the at least one cover flap is pivotable about a virtual pivot axis relative to the detector housing and thus opposite the at least one passage opening for the surrounding room air.
  • the virtual pivot axis is determined by two mutually associated bearing points of the cover flap and the detector housing.
  • the cover flap can manually between the non-operating position in which it completely isolated the at least one detection space from the surrounding ambient air and the operating position in which it completely or partially releases the at least one passage opening and thus gives access to the surrounding room air access to the at least one detection space or be moved back and forth via a drive. Any intermediate positions are possible.
  • the at least one cover is rotatably connected to the detector housing and has at least one cover for the at least one passage opening.
  • a single cap is used.
  • a plurality of concentrically arranged cover caps are possible.
  • the at least one cap is arranged around a virtual axis of rotation, which is preferably provided centrally on the cap and the detector housing.
  • the axis of rotation is preferably determined by a single bearing point.
  • the covering cap can be designed either as a covering hub, rotating sleeve, rotating cap, rotating dome or rotary ring, which is rotatably mounted on the detector housing inside or outside.
  • the at least one cover element in the form is at least partially adapted to a contour region of the detector housing, which identifies the at least one passage opening.
  • the cover element has at least one passage point assigned to the surrounding ambient air to at least one passage opening of the detector housing.
  • the at least one passage point may be formed, for example, in an edge or a central region of the cover. It is designed as a breakthrough and can have any geometric shape. Ideally, this is to the Adapted shape of the passage opening. It may be slightly larger or smaller than the passage opening. It is important that the at least one passage point in the non-operating position of the cover completely adjacent to the at least one passage opening can be arranged, so that the passage opening is then completely closed.
  • the at least one passage point In the operating position, the at least one passage point completely or partially overlaps the at least one passage opening, so that the ambient air surrounding the hazard detector can pass through the at least one passage point to the at least one passage opening and thus can penetrate through the at least one passage opening into the inner detection space of the detector housing ,
  • the at least one intended passage point can optionally be provided with a protective grid or protective screen, which prevents the entry of coarse particles into the detection space.
  • the cover element, the at least one cover flap or the at least one cover cap can be arranged on the detector housing inside or outside.
  • the at least one covering element is preferably arranged on the outside of the detector housing and is detachably connected to the detector housing. This makes it possible to simply remove the cover element, which is preferably latched to the detector housing, from the detector housing in order to clean the detector housing and / or the cover element from soiling.
  • the at least one cover element is preferably to be removed without tools from the detector housing and placed on this.
  • the at least one cover element is preferably releasably coupled to the steep link.
  • the cover element couples automatically when connecting to the detector housing with the actuator and decoupled from this automatically when removing the cover from the detector housing. This ensures that the at least one covering element is in the state mounted on the detector housing with the actuator in engagement and so that at least one cover element at any time by the actuator is movable. In addition, this ensures that the Cover element and / or actuator is not damaged when removing the cover from the detector housing.
  • the at least one cover is rotatably connected to the detector housing and has a at least one cover and / or cross-over, preferably removable from the detector housing guard element on the immobile releasably connected in the assembled state with the detector housing is, wherein the protective hood element has at least one of the at least one füriassstelle the cover cap associated Haubenaus strictlyung.
  • the at least one hood recess is suitably adapted to the shape of the at least one passage point of the cover cap. It may be smaller, equal or larger than these and may optionally be provided with a protective grid or protective screen.
  • the at least one cover element In the non-operating position, the at least one cover element preferably completely closes off the at least one hood recess and releases it at least partially in the operating position.
  • the actuator is moved by an electric drive motor.
  • the electric drive motor is connected to a motor control which controls the drive motor and determines the position of the at least one cover element for the operating position and the inoperative position.
  • the engine control is preferably part of the evaluation / control unit of the danger detector.
  • the evaluation / control unit can be operated remotely and has a connection via wire, a radio reception module or an infrared reception module, via which the drive motor can be activated.
  • the danger detector according to the invention is, in particular, a fire detector, smoke detector or gas detector, the sensor unit provided preferably being a gas detector, Sound detector, optical detector or a combination thereof may be formed.
  • an additional temperature sensor is provided outside the detection space. It is arranged next to or outside the cover element and is not covered by the at least one cover element in the non-operating position.
  • the detection of the temperature of the ambient air surrounding the danger detector allows. In this way, an alarm can be triggered when the temperature exceeds a set value.
  • the advantages of the invention over the prior art are that the leading to the detection space passages and the detection room of the hazard alarm at any time quickly, safely and easily isolated from the surrounding room air and they can be protected from unwanted contamination when the ambient air is heavily contaminated with dirt particles.
  • the detectors are often shut down by the operator of the fire prevention system and provided with a dust cap. If the ambient air is no longer heavily contaminated by dirt particles, the cap is removed and the detector is reactivated. This process is very time-consuming and thus associated with high costs.
  • the detector is not masked by the operator, but by an unauthorized person or otherwise covered manually. In these cases, the detection of the detector is often forgotten.
  • the adjustment of the amount of air entering the detection space can be carried out remotely by at least one Covering element, which is designed as a cover flap or cap, in its position by means of an electrically driven mechanically acting adjusting device between an operating position and a non-operating position is movable, which covers the at least one passage opening to the detection space in the non-operating position and releases it in the operating position.
  • FIG. 1 shows an embodiment of a standard hazard alarm from the prior art, without adjusting device for changing the effective cross section of the passage openings.
  • FIG. 2 shows a first exemplary embodiment of the inventive hazard alarm, based on the standard hazard alarm shown in FIG. 1 with an adjusting device which has two pivotable cover flaps as cover element for the passage openings, in the inoperative position of the detector;
  • FIG. 3 shows the danger detector from FIG. 2 with the cover flaps in an operating position of the detector;
  • FIG. 4 shows the danger detector according to FIG. 2 in a sectional view
  • FIG. 5 shows the drive with actuator of the first conspiracysbeispieis of the hazard alarm according to the invention
  • FIG. 6 shows a second exemplary embodiment of the danger detector according to the invention, based on the standard safety device shown in FIG. Hazard detector, with an adjusting device having a rotatable cap as a cover element for the passage openings, in the non-use position of the detector;
  • FIG. 7 shows the danger detector from FIG. 6 with the cover cap in an operating position of the detector
  • Figure 8 shows the drive with actuator of the second embodiment of the danger detector according to the invention.
  • the hazard detector 1 shows an embodiment of a standard hazard detector 1 from the prior art, without adjusting device for changing the effective cross section of the passage openings.
  • the hazard detector can be designed as a fire detector, smoke detector or gas detector.
  • the hazard detector 1 has a detector housing 2 which can be attached to a wall or ceiling of a room, in which at least one inner detection space, at least one sensor unit and an evaluation control unit are arranged. These are not visible in FIG.
  • the detector housing 2 has a number of Natural Stammsöffnun- gene 3 for the surrounding room air, which open into the hidden detection space, so that the ambient air surrounding the danger chamber 1 in the detection space and can escape therefrom, wherein the detection space of the non-visible sensor unit is detected, for example, monitors the occurred room air in an optical, chemical or physical process.
  • the detector housing 2 is formed in two parts and has a lower housing part 4 and an upper housing part 5.
  • the lower housing part 4 is provided for attachment to a wall or ceiling of a room.
  • the sensor unit and the evaluation / control unit is arranged together with a signaling unit.
  • the inner detection space and the sensor unit are arranged in a middle housing portion 6 of the upper Gepatiuseteäls 5.
  • FIG. 2 shows a first exemplary embodiment of the invention as danger detector 11, which is based on the standard danger detector 1 shown in FIG.
  • This has an actuating device 12 with two pivotable cover flaps 13 as cover elements 14 for the passage openings 3 of the detector housing 2.
  • the two cover flaps 13 are shown in FIG. 2 in the non-use position of the detector 11.
  • the cover element 14 or the two cover flaps 13 of the adjusting device 12 are movably guided on the detector housing 2 at the top on the two lateral housing sections 7 of the upper housing part 5 and between the non-operating position shown in FIG.
  • FIG. 3 shows the danger detector 11 from FIG. 2 with the cover flaps 13 in an operating position of the detector 11.
  • the two cover flaps 13 are completely folded away from the middle housing section 6 of the upper housing part 5 having the through openings 3. In this position, the ambient air surrounding the hazard detector 11 can flow unhindered through the passage openings 3 into the detection space 18 visible in FIG. 4 and be detected there by the sensor unit 19.
  • an additional temperature sensor 29 is arranged for detecting the temperature of the outside of the detection space 18 located in one of the two side housing sections 7 in addition to the infrared eye 16. This can detect this temperature both in the operating position as well as in the non-operating position.
  • FIG. 4 shows the danger detector 1 according to FIG. 2 in a sectional view.
  • the arranged in the central housing portion 6 of the upper housing part 5 detection space 18 and the associated sensor unit 19 can be clearly seen.
  • FIG. 5 illustrates the drive of the two covering flaps 13 of the danger detector 11.
  • the two covering flaps 13 are driven independently of each other by an electric drive motor 20 each. This is controlled by the evaluation / control unit 17, which is arranged on an electrical circuit board 21 together with the drive motors 20 in the second lateral housing portion 7 of the upper housing part 5.
  • the infrared eye 16 is connected.
  • the two cover flaps 13 have bearing points 22 in the region of the two lateral housing sections 7 of the upper housing part 5.
  • bearing journals 23 are provided, which are each received in a cup-shaped bearing 28 and engage with an angular end in a polygonal recess of the cover flaps 13.
  • the drive axle of the two drive motors 20 is in each case provided with a Abtnebsschneckengewinderad 24, which meshes with each one arranged on the bearing pin 23 drive pinion gear 25.
  • Abtnebsschneckengewinderad 24 no particular, especially no symmetrical mounting of the two caps 13 is required because each of the cover flap 13 when activating the drive motors 20 moves to the end stop and thus occupies a defined position, that is automatically adjusted.
  • an additional temperature sensor 29 for detecting the temperature of the danger detector 11 surrounding ambient air. This does not determine the temperature of the room air in the detection space 18, but the outside thereof.
  • the temperature sensor 29 is covered neither in the non-operating position nor in the operating position of the cover tabs 13, so that in both positions, the temperature of the ambient air is detected.
  • FIG. 6 shows a second exemplary embodiment of the invention as danger alarm 31.
  • the illustrated hazard detector 31 has an adjusting device 12 with a rotatable cap 32 as a cover 14 of the detector housing 2.
  • FIG. 6 shows the cap 32 in the non-operational position of the detector 31.
  • the cap 32 is rotatably connected to the detector housing 2. It is, like the cover flap 13 of the danger detector 11, the middle housing section 6 arranged outside and encompassing the detector housing 2 and releasably connected to the upper housing part 5 of the detector housing 2.
  • the cover cap 32 for its part, has a protective hood element 33 which surrounds and / or overlaps the cover cap 32 and which is immovably releasably connected to the detector housing 2 in its middle housing section 6 of the upper housing part 5.
  • the protective hood element 33 has, as illustrated in FIG. 7, a plurality of hood recesses 34 assigned to the passage points 26 of the cover cap 32. These correspond in their geometry to the size of the füriassstellen 26 of the cap 32.
  • the cap 32 covers in the non-operating position, the hood recesses 34 of the guard member 33 of the detector housing 2 at least partially from the inside. It closes this at least partially, preferably completely.
  • the cover cap 32 also conceals the passage openings 3 of the detector housing 2 proportionally.
  • the cover cap 32 can completely seal the hood recesses 34. close or completely or partially release.
  • the danger master 31, like the danger detector 1, has a radio antenna 15, not shown in the figure, an infrared eye 16 and an evaluation / control unit 17, via which it can be remotely controlled and networked. Furthermore, an additional temperature sensor 29 for detecting the temperature of the room air, even in the inoperative state, is located on one of the two lateral housing sections 7 next to the infrared eye 16.
  • FIG. 7 illustrates the danger damper 31 from FIG. 6 with the cover cap 32 in an operating position of the detector 31.
  • the passages 26 of the cover cap 32 are aligned with the hood recesses 34 of the protective hood element 33, so that the ambient air surrounding the danger detector 31 passes through the Passage openings 3 can reach into the inner detection space 18 of the danger detector 31.
  • the drive with actuator 27 of the hazard detector 31 is shown. Only a single drive motor 20 is provided, which has an angle gear 35 with an output gear 36. For rotating drive of the cap 32 has this at a lower edge 37 inside a circumferential drive sprocket 38.
  • the guard member 33 is releasably locked to the upper housing part 5 of the detector housing 2 and can be easily removed from this and connected to this again.
  • the covering cap 32 can likewise be removed from the middle housing section 6 of the upper housing part 5.

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  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fire Alarms (AREA)

Abstract

L'invention concerne un avertisseur de danger (11) comportant un boîtier d'avertisseur (2) pouvant être appliqué contre une paroi ou un couvercle, dans lequel sont agencés au moins un espace intérieur de détection, au moins une unité de capteur ainsi qu'une unité d'estimation/commande. Le boîtier d'avertisseur (2) comporte au moins une ouverture traversante (3) pour l'air ambiant. Un dispositif de réglage mécanique est prévu pour le changement d'une section transversale active de l'ouverture ou des ouvertures traversantes (3). Ce dernier comporte un élément de protection (14), de préférence sous forme au moins d'un capot de protection (13) ou d'un couvercle de protection, qui est mobile entre une position d'action et une position d'inaction par un actionneur, l'élément de protection (14) recouvrant l'ouverture ou les ouvertures traversantes (3) dans la position d'inaction et les libérant dans la position d'action. Dans la position d'inaction de l'élément de protection (14), le capot de protection (13) ou le couvercle de protection constitue une protection efficace contre la poussière pour l'avertisseur de danger.
PCT/EP2018/053071 2017-02-16 2018-02-07 Avertisseur de danger à ouverture d'aération pouvant être recouverte Ceased WO2018149713A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17156501.3 2017-02-16
EP17156501.3A EP3364389B1 (fr) 2017-02-16 2017-02-16 Avertisseur de danger comprenant une ouverture de passage d'air pouvant être recouverte

Publications (1)

Publication Number Publication Date
WO2018149713A1 true WO2018149713A1 (fr) 2018-08-23

Family

ID=58162436

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/053071 Ceased WO2018149713A1 (fr) 2017-02-16 2018-02-07 Avertisseur de danger à ouverture d'aération pouvant être recouverte

Country Status (3)

Country Link
EP (1) EP3364389B1 (fr)
HU (1) HUE044839T2 (fr)
WO (1) WO2018149713A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116973542A (zh) * 2023-09-21 2023-10-31 山东道成泰和智能科技有限公司 一种探头区域可封闭的高精度五合一气体探测器
EP4571697A3 (fr) * 2023-10-27 2025-09-03 Carrier Corporation Dispositif d'alarme incendie portatif et son procédé de fonctionnement

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040342A1 (fr) 1980-05-09 1981-11-25 Cerberus Ag Détecteur de fumée
US4540980A (en) * 1982-08-16 1985-09-10 Daniel Porco Portable security alarm
DE20318331U1 (de) 2003-11-25 2004-02-26 Job Lizenz Gmbh & Co. Kg Rauchmelder
US20050035868A1 (en) * 2003-08-05 2005-02-17 Back Denis L. Recessed detector assembly for detecting and venting airborne substances
DE102004029242A1 (de) 2004-06-17 2006-01-05 Job Lizenz Gmbh & Co Kg Gefahrenmelder
US20070171084A1 (en) * 2004-03-10 2007-07-26 Potter David E Personal safety device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040342A1 (fr) 1980-05-09 1981-11-25 Cerberus Ag Détecteur de fumée
US4540980A (en) * 1982-08-16 1985-09-10 Daniel Porco Portable security alarm
US20050035868A1 (en) * 2003-08-05 2005-02-17 Back Denis L. Recessed detector assembly for detecting and venting airborne substances
DE20318331U1 (de) 2003-11-25 2004-02-26 Job Lizenz Gmbh & Co. Kg Rauchmelder
US20070171084A1 (en) * 2004-03-10 2007-07-26 Potter David E Personal safety device
DE102004029242A1 (de) 2004-06-17 2006-01-05 Job Lizenz Gmbh & Co Kg Gefahrenmelder

Also Published As

Publication number Publication date
HUE044839T2 (hu) 2019-11-28
EP3364389B1 (fr) 2019-04-17
EP3364389A1 (fr) 2018-08-22

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