WO2013012110A1 - Appareil de frein à disque - Google Patents

Appareil de frein à disque Download PDF

Info

Publication number
WO2013012110A1
WO2013012110A1 PCT/KR2011/005320 KR2011005320W WO2013012110A1 WO 2013012110 A1 WO2013012110 A1 WO 2013012110A1 KR 2011005320 W KR2011005320 W KR 2011005320W WO 2013012110 A1 WO2013012110 A1 WO 2013012110A1
Authority
WO
WIPO (PCT)
Prior art keywords
brake pad
brake
positioning member
main body
adjustment plate
Prior art date
Application number
PCT/KR2011/005320
Other languages
English (en)
Korean (ko)
Inventor
김도훈
Original Assignee
(유) 창성정밀
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 (유) 창성정밀 filed Critical (유) 창성정밀
Priority to PCT/KR2011/005320 priority Critical patent/WO2013012110A1/fr
Publication of WO2013012110A1 publication Critical patent/WO2013012110A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
    • F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D55/00—Brakes with substantially-radial braking surfaces pressed together in axial direction, e.g. disc brakes
    • F16D2055/0075—Constructional features of axially engaged brakes
    • F16D2055/0091—Plural actuators arranged side by side on the same side of the rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2121/00—Type of actuator operation force
    • F16D2121/02—Fluid pressure

Definitions

  • An embodiment of the present invention relates to a disc brake device.
  • a brake device refers to a device for adjusting and controlling the driving speed of a vehicle or a mechanical device.
  • the brake device includes a drum brake and a disk brake in accordance with a mechanism for providing braking force.
  • the drum brake pressurizes the piston by the pressure of the fluid, and a brake shoe is pressed against the drum according to the movement of the piston, so that a braking force is applied.
  • the disc brake includes a main body having a rotating body (disc) and a brake pad for stopping rotation of the rotating body.
  • the disc brake may be used in wind power brake devices, vehicle brake devices and general (construction) brake devices.
  • a brake pad is provided on at least one side of the rotating body, and the brake pad is pressed by the rotating body by the pressure of the fluid, so that a braking force is applied.
  • the brake pad may be in contact with at least one surface of the rotating body in a state of being fixed to the main body.
  • the braking force corresponds to the friction force between the rotating body and the brake pad.
  • the main body may be provided with a pad support for supporting one side of the brake pad.
  • a predetermined space may be generated between the brake pad and the pad support. That is, in the assembling process of the brake pad, the tolerance is provided to facilitate the assembly of the brake pad.
  • An embodiment of the present invention aims to provide a brake device that enables position adjustment of a brake pad.
  • the main body is provided with a movable piston;
  • a brake pad provided on the main body, the brake pad contacting the disk according to the movement of the piston to brake the disk;
  • a position guide part fixed to the main body to support one side of the brake pad;
  • An adjustment plate supporting the other side of the brake pad and acting to adjust the position of the brake pad;
  • a positioning member provided at one side of the adjusting plate, and operated to move the adjusting plate in the brake pad direction.
  • the brake pad can be easily supported by the main body of the brake device by adjusting the position of the brake pad.
  • the brake pad can be prevented from slipping and the shock or vibration of the device can be alleviated during the operation of the brake device. As a result, it is possible to reduce the failure of the brake device and extend its life.
  • the positioning member is provided on one side of the brake pad and the brake pad can be pressed by operating the positioning member, the positioning of the brake pad can be easily and easily performed.
  • the disc brake device is provided on both sides of the disc, and the brake pad can act on one side and the other side of the disc, there is an effect that the braking force can effectively act on the disc.
  • FIG. 1 is a view showing the configuration of a disk assembly according to an embodiment of the present invention.
  • FIG. 2 is a view illustrating a plurality of disc brake devices according to an embodiment of the present invention.
  • FIG. 3 is a perspective view showing the configuration of a disc brake device according to an embodiment of the present invention.
  • FIG. 4 is an exploded perspective view showing the configuration of a disc brake device according to an embodiment of the present invention.
  • FIG. 5 is a view showing a support surface arrangement of the disc brake device according to the embodiment of the present invention.
  • FIG. 6 is a view showing a support plate support structure of the disc brake device according to the embodiment of the present invention.
  • FIG. 7 is a cross-sectional view taken along line II ′ of FIG. 6.
  • FIG 8 and 9 are views showing the position adjustment of the brake pad according to an embodiment of the present invention.
  • Figure 1 is a view showing the configuration of a disk assembly according to an embodiment of the present invention
  • Figure 2 is a view showing a plurality of disk brake device according to an embodiment of the present invention.
  • the disk assembly 10 according to an embodiment of the present invention, the fixed body 20 is fixed to one position, and the rotation is provided rotatably with respect to the fixed body 20 Disc 30 as a whole and a disc brake device 100 for providing a braking force to the disc 30 in the state coupled to the fixed body 20 is included.
  • the disc 30 may be rotated in a clockwise or counterclockwise direction, and one side and the other side of the disc 30 may be selectively interfered by the disc brake device 100.
  • the disc brake device 100 may be provided in plural along the circumferential surface of the disc 30. That is, the disc brake device 100 may be provided to provide frictional force to surfaces facing each other at a plurality of circumferential points of the disc 30.
  • the disc brake device 100 includes a first brake device 100a disposed on one side of the disc 30 and a second brake device 100b disposed on the other side of the disc 30. do.
  • the one side and the other side may be faces (opposing) facing each other.
  • the first and second brake devices 100a and 100b are provided with brake pads 130 that provide frictional force to the one side and the other side, respectively.
  • a plurality of first and second brake devices 100a and 100b shown in FIG. 2 are provided on the circumference of the disk 30, thereby providing sufficient braking force to stop the rotation of the disk 30. Can be.
  • Figure 3 is a perspective view showing the configuration of a disc brake device according to an embodiment of the present invention
  • Figure 4 is an exploded perspective view showing the configuration of a disk brake device according to an embodiment of the present invention.
  • the configuration of the first and second brake devices 100a and 100b is the same, and the brake device 100 common to the first and second brake devices 100a and 100b will be described with reference to the names and reference numerals of the components.
  • the disc brake device 100 includes a base 110 fixed to the fixed body 20 and a main body extending to one side of the base 110.
  • the brake pad 130 is coupled to the main body 120 and provides a braking force to the disk 30.
  • the base 110 includes a plurality of fixture coupling portions 112.
  • the fixing member 112 may be provided with a fastening member (not shown), and the fastening member may be coupled to the fixing body 20 through the fixing member 112.
  • the main body 120 includes a seating portion 121 on which the brake pad 130 is seated, and a stepped portion 125 bent in one direction from one end of the seating portion 121.
  • the "one direction” is a direction in which the brake pad 130 presses the disk 30, and as shown in FIG. 4, it may be understood as “front” of the disk brake device.
  • the disk brake device 100 further includes a piston 160 for selectively pressing the brake pad 130 and a cylinder 122 in which the piston 160 is movably received.
  • the cylinder 122 is configured to be recessed in the other direction from the seating portion 121.
  • the "other direction” is a direction in which the brake pad 130 moves away from the disk 30, and may be understood as “rear” of the disk brake device, as shown in FIG. 4.
  • the piston 160 may be moved forwards or backwards in the cylinder 122 by the pressure of the fluid, and presses the brake pad 130 to move the disk 30 in the process of moving forward.
  • a support member 132 for supporting the brake pad 130 is interposed between the brake pad 130 and the piston 160.
  • the support member 132 may be seated on the seating part 121.
  • the support member 132 may be integrally formed with the brake pad 130. In this case, the support member 132 may form a rear surface of the brake pad 130.
  • the disc brake device 100 further includes a pad coupling member 134 for coupling the brake pad 130 or the support member 132 to the main body 120.
  • the pad coupling member 134 may be coupled to the rear surface of the support member 132 through the seating portion 121.
  • the disc brake device 100 is provided outside the pad coupling member 135 and is provided with a return spring 135 as an elastic member for providing a restoring force to the brake pad 130.
  • the return spring 135 may be a compression spring.
  • the brake pad 130 brakes the disk 30 while moving in the direction of the disk 30.
  • the brake pad 130 may be moved backward by the restoring force of the return spring 135.
  • An adjustment plate 140 for adjusting the position of the brake pad 130 is interposed between the stepped part 125 and the upper surface of the brake pad 130.
  • the adjusting plate 140 may have a substantially rectangular parallelepiped shape, and a lower area of the adjusting plate 140 may correspond to an area in which the upper surface of the brake pad 130 and the support member 132 is summed.
  • the adjustment plate 140 may support one side of the brake pad 130 in a state in which the brake pad 130 is coupled to the main body 120. In addition, the adjustment plate 140 may be seated on the seating part 121.
  • the front surfaces of the brake pad 130, the adjusting plate 140, and the stepped part 125 have the same plane. Can be formed.
  • the adjustment plate 140 and the stepped portion 125 are relatively located behind the brake pad 130, so The adjusting plate 140 and the stepped portion 125 are prevented from interfering with the disk 30.
  • the disc brake device 100 is provided with a plate fixing member 142 for coupling the adjustment plate 140 to the seating portion 121.
  • the plate fixing member 142 may be coupled to the rear surface of the adjusting plate 140 through the mounting portion 121.
  • the disc brake device 100 includes a positioning member 150 capable of pressing the adjustment plate 140.
  • the positioning member 150 may be disposed to contact the outside of the adjustment plate 140.
  • the positioning member 150 may be coupled to an upper surface of the main body 120, that is, an upper surface of the stepped part 125. On the upper surface of the main body 120, a coupling groove 123 for coupling the positioning member 150 is formed.
  • the positioning member 150 may be a screw member, a plurality may be provided. Of course, the coupling groove 123 may be formed corresponding to the number of the positioning member 150.
  • the positioning member 150 When the positioning member 150 is rotated while being coupled to the coupling groove 123, the positioning member 150 may move in the direction of the adjustment plate 140 to pressurize the adjustment plate 140. When the adjusting plate 140 is pressed, the adjusting plate 140 may be moved in the direction of the brake pad 130 to press the brake pad 130 downward.
  • the position guide part 170 and the position guide part 170 supporting the other side of the brake pad 130 or the support member 132 are coupled to the main body 120.
  • Guide coupling member 172 is further included.
  • the position guide part 170 is coupled to the bottom surface of the main body 120 and is fixed to the main body 120 by the guide coupling member 172.
  • the adjustment plate 140 supports the upper surface of the brake pad 130, while the position guide portion 170 is It may be understood to support the lower side of the brake pad 130.
  • the front surface of the position guide unit 170 may have the same plane as the front surface of the brake pad 130. Therefore, when the brake pad 130 is moved to the front by the piston 160, the position guide portion 170 is located relatively to the rear of the brake pad 130, so the position guide portion 170 ) Is prevented from interfering with the disk 30.
  • the adjustment plate 140 or the position guide unit 170 provides a support force to the brake pad 130 according to the rotation direction of the disk 30.
  • the disk 30 is rotated upward and the brake pad 130 contacts the disk 30.
  • the brake pad 130 may be provided with a supporting force by the adjustment plate 140.
  • the brake pad 130 may be provided with a supporting force by the position guide unit 170.
  • the brake pad 130 and the adjustment plate 140 are formed.
  • a predetermined space may be generated between the brake pad 130 and the position guide unit 170.
  • the positioning member 150 may be operated to press the adjustment plate 140 to the brake pad 130, and the brake pad 130 may be in a direction in which the space is removed. Can be moved.
  • FIG. 5 is a view showing a support surface arrangement of the disc brake device according to the embodiment of the present invention.
  • a disc brake device 100 includes a brake pad 130 selectively contacting one side of the disc 30 to brake the disc 30, and An adjustment plate 140 supporting one side of the brake pad 130 and a position guide unit 170 supporting the other side of the brake pad 130 are included.
  • a first support surface 145 as one surface that supports the brake pad 130 is defined.
  • the first support surface 145 may be understood as one surface of the brake pad 130 or may be understood as one surface of the adjustment plate 140.
  • the first support surface 145 may be understood as the surface of the contacted portion.
  • a second support surface 175 as one surface for supporting the brake pad 130 is defined.
  • the second support surface 175 may be understood as one surface of the brake pad 130 or may be understood as one surface of the position guide part 170.
  • the second support surface 175 may be understood as the surface of the contacted part.
  • a line defining an extension direction of the first support surface 145 that is, a line defining an extension direction of the imaginary line L1 extending from the first support surface 145 and the second support surface 175. That is, the virtual lines l2 extending from the second support surface 175 may be parallel to each other.
  • the brake pad 130 when the brake pad 130 is supported on the first support surface 145 or the second support surface 175, the supporting force transmitted to the brake pad 130 is evenly distributed on the brake pad 130. As such, wear or break of the brake pad 130 may be prevented.
  • the shape (rectangular) of the brake pad 130 or the support member 132 may be simply implemented.
  • the brake pad 130 when the brake pad 130 is supported on the first support surface 145 or the second support surface 175, the supporting force transmitted to the brake pad 130 is evenly distributed on the brake pad 130. As such, wear or break of the brake pad 130 may be prevented.
  • the height t1 of the portion forming the front surface of the adjustment plate 140 is constantly formed. That is, the adjusting plate 140 extends so that the upper and lower surfaces thereof are parallel to each other.
  • the upper surface is a surface in contact with the stepped portion 125
  • the lower surface is understood as a surface in contact with the brake pad 140.
  • the height of the adjusting plate 140 is formed to be constant, when the brake pad 130 is supported by the adjusting plate 140, the supporting force may be evenly distributed to the adjusting plate 140. Therefore, the brake pad 130 is stably supported and the breakage thereof can be prevented.
  • the height t2 of the portion of the position guide portion 170 that forms the front surface of the position guide portion 170 is constantly formed. That is, the position guide portion 170 extends so that its upper and lower surfaces are parallel to each other.
  • the upper surface is a surface in contact with the brake pad 130
  • the lower surface is understood as the bottom surface of the disc brake device 100.
  • the brake pad 130 As the height of the position guide portion 170 is uniformly formed, when the brake pad 130 is supported by the position guide portion 170, its supporting force may be evenly distributed to the position guide portion 170. have. Therefore, the brake pad 130 is stably supported and the breakage thereof can be prevented.
  • FIG. 6 is a view showing a support plate support structure of a disc brake device according to an embodiment of the present invention
  • Figure 7 is a cross-sectional view taken along the line II 'of FIG.
  • the disc brake device 100 includes an adjustment plate 140 for adjusting the position of the brake pad 130 in the vertical direction.
  • a plate fixing member 142 for allowing the adjustment plate 140 to be coupled to the main body 120 and a positioning member operable to move the adjustment plate 140 in the vertical direction 150 is provided.
  • the plate fixing member 142 may be coupled forward from the rear of the disc brake device 100, and the positioning member 150 may be coupled downward from the top of the disc brake device 100. That is, the coupling direction of the plate fixing member 142 and the positioning member 150 may be perpendicular to each other.
  • the main body 120 has a coupling groove 123 to which the positioning member 150 is coupled.
  • the positioning member 150 may be moved in the direction of the adjustment plate 140 in a state coupled to the coupling groove 123.
  • the positioning member 150 is formed on an outer circumferential surface of the positioning member 150 and corresponds to the coupling groove 123 to guide the movement of the positioning member 150 and the position of the thread 151.
  • a tool coupling groove 152 is formed inside the member 150 and to which a tool (not shown) for operating the positioning member 150 may be coupled.
  • the positioning member 150 When the tool is rotated in the state of being fitted into the tool coupling groove 152, the positioning member 150 may be moved in the vertical direction of the coupling groove 123 by the rotation of the thread 151. . In addition, one end portion of the positioning member 150 may press the adjustment plate 140 (F1) to move the adjustment plate 140 in the direction of the brake pad 130.
  • the coupling of the plate fixing member 142 to the adjustment plate 140 may be relaxed or released.
  • the adjustment plate 140 to secure the freedom in the vertical direction can be moved by the operation of the positioning member 150.
  • FIG. 8 and 9 are views showing the position adjustment of the brake pad according to an embodiment of the present invention. 8 shows a positional relationship before adjusting the position of the brake pad, and FIG. 9 shows a positional relationship after adjusting the position of the brake pad.
  • a first gap g1 is formed between the brake pad 130 and the adjustment plate 140.
  • a second gap g2 may be formed between the brake pad 130 and the position guide part 170.
  • At least one of the first interval and the second interval may be greater than zero. That is, the first interval and the second interval may both be greater than zero, or one of the first and second intervals may be zero and the other interval may be greater than zero. In one example, the first interval or the second interval may have a value of about 1 mm or less.
  • the distance between the adjustment plate 140 and the position guide portion 170 is longer than the length of the brake pad 130.
  • the “length” may be understood as a length corresponding to the direction in which the adjustment plate 140 and the position guide part 170 are connected among the brake pads 130.
  • the first interval and the second interval may be tolerances generated in the process of assembling the brake pad 130 to the main body 120, and the brake pad 130 may be disposed on the disk 30. It may be a gap that occurs as a result of wear or breakage in the course of action.
  • the first adjusting member 140 may be moved to the brake pad 130 by manipulating the positioning member 150 to remove the first interval or the second interval.
  • the adjustment plate 140 is in close contact with the brake pad 130 so that g1 becomes 0.
  • the brake pad 130 is moved to the position guide part 170 so that g2 becomes 0.
  • the gap generated around the brake pad 130 is removed by moving the adjustment plate 140 in the direction of the brake pad 130 by the operation of the positioning member 150. It becomes possible.
  • the brake pad 130 may slide in a predetermined direction, and thus a noise or vibration may be reduced and the device including the brake pad 130 may be reduced. There is an advantage that the failure of can be prevented.
  • the brake pad can be easily supported by the main body of the brake device by adjusting the position of the brake pad, the industrial applicability is remarkable.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

Un mode de réalisation de la présente invention concerne un appareil de frein à disque. L'appareil de frein à disque selon le mode de réalisation de la présente invention comprend : un corps principal doté d'un piston mobile ; une plaquette de frein disposée sur le corps principal de façon à être mise en contact avec un disque en fonction du mouvement du piston et, ainsi, à freiner le disque ; une unité de guidage de position fixée au corps principal de façon à supporter un côté de la plaquette de frein ; une plaque de réglage supportant l'autre côté de la plaquette de frein et réglant la position de la plaquette de frein ; et un élément de réglage de position disposé sur un côté de la plaque de réglage et réglant la plaque de réglage de façon à la déplacer dans un sens allant vers la plaquette de frein.
PCT/KR2011/005320 2011-07-20 2011-07-20 Appareil de frein à disque WO2013012110A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2011/005320 WO2013012110A1 (fr) 2011-07-20 2011-07-20 Appareil de frein à disque

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2011/005320 WO2013012110A1 (fr) 2011-07-20 2011-07-20 Appareil de frein à disque

Publications (1)

Publication Number Publication Date
WO2013012110A1 true WO2013012110A1 (fr) 2013-01-24

Family

ID=47558273

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/005320 WO2013012110A1 (fr) 2011-07-20 2011-07-20 Appareil de frein à disque

Country Status (1)

Country Link
WO (1) WO2013012110A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0352559A1 (fr) * 1988-07-18 1990-01-31 Akebono Brake Industry Co., Ltd. Frein à disque
KR20030019775A (ko) * 2001-08-31 2003-03-07 주식회사 만도 차량용 디스크브레이크
JP2007520675A (ja) * 2004-02-03 2007-07-26 シム−ストロマグ 調整可能パッド付きディスクブレーキ
JP2010133466A (ja) * 2008-12-03 2010-06-17 Akebono Brake Ind Co Ltd オポーズド型ディスクブレーキ装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0352559A1 (fr) * 1988-07-18 1990-01-31 Akebono Brake Industry Co., Ltd. Frein à disque
KR20030019775A (ko) * 2001-08-31 2003-03-07 주식회사 만도 차량용 디스크브레이크
JP2007520675A (ja) * 2004-02-03 2007-07-26 シム−ストロマグ 調整可能パッド付きディスクブレーキ
JP2010133466A (ja) * 2008-12-03 2010-06-17 Akebono Brake Ind Co Ltd オポーズド型ディスクブレーキ装置

Similar Documents

Publication Publication Date Title
WO2014129777A1 (fr) Frein magnétique
WO2013137576A1 (fr) Dispositif de support de barre de crémaillère de boîtier de direction
WO2013018953A1 (fr) Dispositif d'embrayage double
WO2011071211A1 (fr) Dispositif de pompage pour coussin de siège de véhicule
WO2018030670A1 (fr) Dispositif de charge sans fil
WO2018151337A1 (fr) Dispositif d'arrachage pour moule de presse
FR2869660B1 (fr) Systeme de montage de plaquettes de freins a disques et freins a disque comportant un tel systeme
WO2020101444A1 (fr) Ensemble actionneur électromécanique permettant d'actionner un ensemble frein
WO2013012110A1 (fr) Appareil de frein à disque
WO2019009517A1 (fr) Structure de fixation d'engrenages d'une boîte de vitesses à actionneur moc
US20200332850A1 (en) Brake lining restoring device for a vehicle brake system
KR20030041830A (ko) 엘리베이터의 비상 정지장치
KR101289775B1 (ko) 디스크 브레이크 장치
CN209925457U (zh) 一种限矩离合器
WO2021246829A1 (fr) Frein électromécanique et son procédé de fonctionnement
WO2021153939A1 (fr) Actionneur pour frein, et frein le comprenant
WO2015093752A1 (fr) Cylindre de frein électromagnétique du type à aimant permanent
KR20170137318A (ko) 디스크 브레이크
WO2017014573A1 (fr) Ressort de mise à la masse, ensemble substrat et dispositif de commande le comprenant
WO2021091101A1 (fr) Actionneur de frein de stationnement
WO2022139144A1 (fr) Unité de raccordement de disque
WO2012093863A2 (fr) Système de freinage antichoc
CN109667854B (zh) 摩擦制动器
WO2019098594A1 (fr) Dispositif à double embrayage pour véhicule
CN210290544U (zh) 一种抱闸式制动器

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11869619

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11869619

Country of ref document: EP

Kind code of ref document: A1