WO2019242373A1 - Pistolet de pulvérisation de type à chargement et pulvérisateur - Google Patents

Pistolet de pulvérisation de type à chargement et pulvérisateur Download PDF

Info

Publication number
WO2019242373A1
WO2019242373A1 PCT/CN2019/081197 CN2019081197W WO2019242373A1 WO 2019242373 A1 WO2019242373 A1 WO 2019242373A1 CN 2019081197 W CN2019081197 W CN 2019081197W WO 2019242373 A1 WO2019242373 A1 WO 2019242373A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
water outlet
check valve
joint
hole
Prior art date
Application number
PCT/CN2019/081197
Other languages
English (en)
Chinese (zh)
Inventor
赵成飞
Original Assignee
赵成飞
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 赵成飞 filed Critical 赵成飞
Publication of WO2019242373A1 publication Critical patent/WO2019242373A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
    • B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
    • B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material

Definitions

  • the invention relates to a sprayer, in particular to a rechargeable spray gun and a sprayer.
  • the sprayer can be widely used for spraying pesticides when controlling crop diseases and insect pests, and can also be used as a garden watering tool.
  • Various sprayers are disclosed in the prior art, such as "A high-pressure sprayer" disclosed in Chinese Utility Model Patent No. 200920012384.3 (authorization announcement number: CN201441955U).
  • the high-pressure sprayer consists of a water inlet pipe, a valve, and an exhaust valve. , Kettle, handle, pressure valve, water nozzle and joints.
  • a valve is connected to the water inlet pipe to connect the kettle.
  • the kettle and the water pipe are connected by a joint.
  • the water bottle nozzle is connected to the pressure valve, and the side of the water bottle nozzle is sprayed with water.
  • a vent valve is installed on the side of the mouth and the kettle.
  • the high-pressure sprayer can automatically replenish water, save time and efficiency, save labor and speed, and is convenient for large-area spraying. It can be applied to watering flowers, spraying pesticides and other applications.
  • Another example is the "manual sprayer" disclosed in the Chinese Utility Model Patent No. 201120352615.2 (authorization announcement number: CN 202238428).
  • the sprayer includes a liquid storage bottle, a large bowl, a cylinder sleeve, a piston, a straw, and the liquid storage bottle and the The big bowl is connected by a clamping mechanism, which is easy to assemble, and double-sealed, no air leakage and liquid leakage, and reliable performance.
  • the first technical problem to be solved by the present invention is to provide a rechargeable spray gun with novel structure and convenient operation in view of the above-mentioned existing state of the art.
  • the second technical problem to be solved by the present invention is to provide a nebulizer with novel structure, convenient use and reliability in view of the above-mentioned current state of the art.
  • the rechargeable spray gun includes a casing and a spray rod mounted on the casing, and the nozzle of the spray rod protrudes outward from the casing, and is characterized in that: A water pump, a water inlet pipe, a water outlet pipe, a check valve and a water pump switch are installed inside the casing.
  • the water inlet pipe is connected to the water inlet of the water pump, and the water outlet pipe is used to connect the water outlet of the water pump and the inlet of the spray rod.
  • the check valve is installed on the water inlet pipe or the water outlet pipe, and a control button for controlling the check valve and the water pump switch is installed on the casing.
  • the check valve and the water pump switch can be opened at the same time under the action of the control button, so that the water pump draws water from the water inlet pipe to the water outlet pipe.
  • a rechargeable battery and a charging control board for charging control of the rechargeable battery are also installed inside the casing.
  • the check valve and the water pump switch are connected to the rechargeable battery and on the casing.
  • a charging interface is provided which is electrically connected to the charging control board.
  • the nozzle includes an upper connector, a lower connector, and an intermediate connector.
  • the upper connector and the lower connector are connected together, and the intermediate connector is hidden between the upper connector and the lower connector.
  • the joint is used to adjust the shape and size of the water output of the nozzle.
  • a seal ring is installed on the outer periphery of the middle joint to prevent water leakage when adjusting the water mist.
  • a spray rod telescopic button for controlling the expansion and contraction of the spray rod is also installed on the casing. The user can adjust the boom to a suitable length according to different needs.
  • a sprayer including a kettle, and a water outlet connector is installed at the water outlet of the kettle, and the water inlet pipe is connected to the water outlet connector, and A hook is provided on the outer wall of the kettle, and the shell of the spray gun can be hung on the hook.
  • the water outlet joint may have various structures.
  • the water outlet joint includes a connection water connection joint, a watering can cover joint assembly, a seal ring lock cap, a water outlet check valve, a pressure spring and a suction pipe joint, and the seal ring lock cap and water outlet
  • a check valve is provided inside the watering can cover joint assembly, and the sealing ring lock cover is a fixed piece and fixed on the watering can cover joint assembly.
  • the water outlet check valve is a movable piece and is located on the seal ring lock cover.
  • connection water connection joint protrudes upward from the watering can cover joint assembly, and the lower part of the connection water connection joint passes through the seal ring lock cap downward and abuts against the water outlet check valve to connect the inside of the water connection joint.
  • It has an upper longitudinal through hole, and the bottom of the connection water connection joint has a water inlet groove communicating with the upper longitudinal through hole.
  • the suction pipe joint is installed at the lower part of the watering can cover joint assembly.
  • the suction pipe joint has a lower longitudinal passage.
  • the pressure spring is installed between the water outlet check valve and the suction pipe joint to keep the water outlet check valve to move upward, and the water outlet check valve can move downward under the action of connecting the water connection joint and Open, enter Said lower longitudinal through hole communicating with the longitudinal passage, through the outlet valve stop can be moved upward by the compression spring closed, thereby enabling the lower longitudinal through hole is isolated from the longitudinal passage.
  • a through hole communicating with the outer space of the sprayer is opened at the bottom of the suction pipe joint, the through hole includes a first through hole and at least one second through hole, and further includes a matching hole with the through hole.
  • a seal comprising a sealing surface and a mounting post extending upward from the sealing surface, the mounting post being inserted into the first through hole from bottom to top, the sealing surface covering the second through hole .
  • the water outlet joint further includes a first seal ring and a second seal ring, and the first seal ring is installed at the bottom of the water connection joint and is located above the water inlet groove.
  • a second seal ring is mounted on the outer peripheral wall of the water outlet check valve.
  • the part of the watering can cover joint assembly that contains the water outlet check valve is a hollow structure with a small upper end and a large lower head.
  • the water outlet check valve is closed.
  • the upper edge of the outer periphery of the hollow structure is against the inner wall of the hollow structure.
  • a gap is formed between the outer edge of the water outlet check valve and the inner wall of the hollow structure, and the gap communicates with the lower longitudinal direction. Through holes and upper vertical through holes.
  • the water outlet joint further includes an outlet pipe protection ring and a dust cover
  • the outlet pipe protection ring is installed on the top of the connection water connection joint
  • the dust cover is rotatably connected to the watering can cover joint. Into the top.
  • the outer peripheral wall of the connection water connection joint is provided with radial projections, and the corresponding position on the inner peripheral wall of the watering can cover joint assembly is formed to limit the position.
  • the connection water connection joint can rotate in the circumferential direction to limit the radial projection in the clamping groove, and in a state where the radial projection is limited in the clamping groove.
  • the water outlet check valve is opened.
  • the present invention has the advantages that the rechargeable spray gun is equipped with a water pump, an inlet pipe, an outlet pipe, a check valve and a pump switch inside the housing.
  • the control valve on the housing can be pressed to make the check valve
  • the water pump switch is turned on, the water pump transfers water from the water inlet pipe to the water outlet pipe.
  • the water bottle of the sprayer of the present invention is connected with the charging type spray gun through the water outlet joint. And it can be powered by a rechargeable power source, which is not only novel in structure, but also very convenient and reliable to use.
  • FIG. 1 is a schematic structural diagram of a rechargeable spray gun according to an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of the internal structure of the rechargeable spray gun shown in FIG. 1;
  • FIG. 3 is a schematic exploded perspective view of a nozzle according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a sprayer according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a water outlet connector according to an embodiment of the present invention.
  • FIG. 6 is a schematic partial exploded view of the water connector shown in FIG. 5;
  • FIG. 7 is a schematic exploded perspective view of the water connector shown in FIG. 5;
  • FIG. 8 is a structural cross-sectional view of the water joint shown in FIG. 5.
  • the spray gun in this embodiment includes a casing 1 and a spray rod 2 mounted on the casing.
  • the lower portion of the spray rod projects into the interior of the casing 1, and the nozzle 21 at the top of the spray rod 2 projects outward.
  • Casing 1 Inside the casing 1, a water pump 3, a water inlet pipe 4, a water outlet pipe 5, a check valve 6 and a water pump switch 7 are installed.
  • the water inlet pipe 4 is connected to the water inlet of the water pump 3.
  • the water outlet pipe 5 is used to connect the water outlet of the water pump 3.
  • the water inlet and the water inlet of the lance 2 are installed with a check valve 6 on the water inlet pipe 4 and a control button 14 is installed on the housing 1.
  • the check valve 6 and the pump switch 7 can be opened at the same time by the control button 14.
  • the water pump 3 is further caused to draw water from the water inlet pipe 4 to the water outlet pipe 5.
  • a toggle switch 141 is installed on the control button 14. If the toggle switch 141 is turned forward, the control button 14 can be pressed, and if the toggle switch 141 is turned backward, the control button 14 cannot be pushed.
  • a spray boom telescopic button 12 is also installed on the casing 1. Pressing the spray boom telescopic button 12 can extend or retract the spray rod 2 into the casing 1.
  • the nozzle 21 of this embodiment includes an upper connector 211, a lower connector 212, and an intermediate connector 213.
  • the upper connector 211 and the lower connector 212 are connected together, and the intermediate connector 213 is hidden between the upper connector 211 and the lower connector 212.
  • the intermediate joint 213 is used to adjust the shape and size of the water output of the nozzle.
  • a seal ring 214 is installed on the outer periphery of the intermediate joint 213 to prevent water leakage when adjusting the water mist.
  • the check valve 6 is an existing conventional design. Most of the existing sprayers are also equipped with a check valve. After the check valve is opened and the button is pressed, the nozzle can spray. After the check valve is closed, Nozzles cannot spray.
  • the water pump is a conventional design, and the structure and pumping principle of the water pump will not be described further.
  • the spray gun is a rechargeable spray gun.
  • a rechargeable battery 9 and a charge control board 10 for charging control of the rechargeable battery 9 are installed inside the casing 1.
  • the check valve 6 and the water pump switch 7 are connected to the rechargeable battery 9.
  • the casing 1 is provided with a charging interface 11 electrically connected to the charging control board 10.
  • the use of a charging control board to control the charging of a rechargeable battery belongs to the existing design.
  • a rechargeable battery and a charging control board are installed on a mobile phone.
  • the electrical connection structure between the charging interface and the charging control board also belongs to the existing design.
  • the charging interface usually uses a USB interface.
  • the sprayer in this embodiment includes a water bottle 13.
  • a water outlet connector 8 is installed at the water outlet of the water bottle 13.
  • the spray water inlet pipe 4 is connected to the water outlet connector 8 through a water pipe (not shown). .
  • the spray gun is used in conjunction with the kettle 13, and a hook 131 is provided on the outer wall of the kettle 13. The spray gun is hung on the hook 131 when not in use, and the spray gun is removed from the hook 131 when not in use.
  • the water outlet joint of this embodiment includes a connection water connection joint 81, a watering can cover joint assembly 82, a sealing ring lock cover 83, a water outlet check valve 84, a compression spring 85, a suction pipe joint 86, a first sealing ring 871, The second sealing ring 872, the outlet pipe protective ring 88, and the dustproof cover 89.
  • the outer peripheral wall of the water connection joint 81 is provided with radial projections 813.
  • a corresponding slot on the inner peripheral wall of the watering can cover joint assembly 82 is formed with a clamping slot 821 for limiting the radial projections 813 to connect the water connection joints.
  • the sealing ring lock cover 83 and the water outlet check valve 84 are provided inside the watering can cover joint assembly 82, and the sealing ring lock cover 83 is a fixed part and fixed on the watering can cover joint assembly 82, and the water outlet check valve 84 is a movable part And it is located below the seal ring lock cover 83.
  • connection water connection joint 81 protrudes upward from the watering can cover joint assembly 82, and the lower part of the connection water connection joint 81 passes downward through the seal ring lock cover 83 and abuts against the water outlet check valve 84.
  • a suction pipe joint 86 is installed at the lower part of the watering can cover joint assembly 82 to absorb water.
  • the pipe joint 86 has a lower longitudinal through hole 861.
  • the compression spring 85 is installed between the water outlet check valve 84 and the suction pipe joint 86 to keep the water outlet check valve 84 to move upward.
  • the water outlet check valve 84 can be moved downward by the connection of the water connection joint 81 to open. At this time, the radial projection 813 connected to the water connection joint 81 is limited in the clamping groove 821 of the watering can cover joint assembly 82. Furthermore, the lower longitudinal through hole 861 is communicated with the upper longitudinal channel 811, and water in the lower longitudinal channel 861 can flow into the upper longitudinal through hole 811 through the water inlet groove 812. The water outlet check valve 84 can be moved upward and closed by the pressure spring 85, so that the lower longitudinal through hole 861 is isolated from the upper longitudinal channel 811.
  • a through hole communicating with the outer space of the sprayer is opened at the bottom of the suction pipe joint 86.
  • the through hole includes a first through hole 862 and two second through holes 863, and the seal 80 is matched with the through hole.
  • the sealing member 80 includes a sealing surface 801 and a mounting post 802 extending upward from the sealing surface.
  • the mounting post 802 is inserted into the first through hole 862 from bottom to top, and the sealing surface 801 covers the second through hole 863.
  • the second through hole 863 enters the kettle 13 to maintain the air pressure balance inside and outside the kettle 13 so that the spray gun can work normally.
  • the water in the water bottle 13 presses the sealing surface 801 of the sealing member 80, so that the sealing surface 801 presses the bottom surface of the suction pipe joint 86, thereby preventing water in the water bottle from flowing into the second through hole 863, thereby avoiding passing The spout comes out.
  • the opening and closing structure of the water outlet check valve 84 is as follows:
  • the part of the watering can cover joint assembly 82 that contains the water outlet check valve 84 is a hollow structure with a small upper end and a large lower head.
  • the water outlet check valve 84 is closed.
  • the upper edge of the outer periphery of the valve 84 is against the inner wall of the hollow structure, so that the lower longitudinal through hole 861 is separated from the upper longitudinal through hole 811.
  • the water discharge check valve 84 is opened, the upper edge of the water discharge check valve 84 and A gap is formed between the inner walls of the hollow structure, and the gap communicates with the lower longitudinal through hole 861 and the upper longitudinal through hole 811.
  • the first sealing ring 871 and the second sealing ring 872 are used to improve the sealing effect.
  • the first sealing ring 871 is installed at the bottom of the water connection joint 81 and is located above the water inlet groove 812.
  • the second sealing ring 872 is installed at the water outlet stop.
  • the outlet pipe protection ring 88 is installed on the top of the water connection joint 81, and the dust cover 89 is rotatably connected to the top of the watering can cover joint assembly 82.
  • the working principle of the sprayer is as follows: before use, first install the water outlet connector 8 on the water outlet of the water bottle 13, that is, screw the water bottle cover connector assembly 82 to the bottle mouth 132 of the water bottle 13; then, press down to connect the water connection connector 81 and rotate, so that the radial projection 813 connected to the water connection joint 81 is caught in the groove 821 of the watering can cover joint assembly 82.
  • the water outlet check valve 84 receives a downward force from the water connection joint 81 When it moves downward, the water outlet check valve 84 is opened; then, the toggle switch 141 is pushed forward and the control button 14 is pressed, the water pump 3 starts to pump water, the water in the kettle 13 is sucked into the spray rod 2 and finally sprayed from the nozzle 21 Out.

Landscapes

  • Nozzles (AREA)

Abstract

La présente invention concerne un pistolet de pulvérisation de type à chargement, comprenant un boîtier (1) et une tige de pulvérisation (2) montée à l'intérieur du boîtier (1). Une buse (21) de la tige de pulvérisation (2) s'étend vers l'extérieur hors du boîtier (1) ; une pompe à eau (3), un tuyau d'entrée d'eau (4), un tuyau de sortie d'eau (5), un clapet de non-retour (6) et un commutateur de pompe à eau (7) sont montés à l'intérieur du boîtier (1) ; le tuyau d'entrée d'eau (4) est relié à une entrée d'eau de la pompe à eau ; le tuyau de sortie d'eau (5) est utilisé pour relier une sortie d'eau de la pompe à eau et une entrée d'eau de la tige de pulvérisation (2) ; le clapet de non-retour (6) est monté sur le tuyau d'entrée d'eau (4) ou sur le tuyau de sortie d'eau (5) ; et un bouton de commande (14) pour commander le clapet de non-retour (6) et le commutateur de pompe à eau (7) est monté sur le boîtier. De plus, l'invention concerne en outre un pulvérisateur. Le pistolet de pulvérisation de type à chargement présente non seulement une nouvelle structure, mais est également pratique à utiliser.
PCT/CN2019/081197 2018-06-19 2019-04-03 Pistolet de pulvérisation de type à chargement et pulvérisateur WO2019242373A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810630105.3A CN108514964B (zh) 2018-06-19 2018-06-19 一种充电式喷枪及喷雾器
CN201810630105.3 2018-06-19

Publications (1)

Publication Number Publication Date
WO2019242373A1 true WO2019242373A1 (fr) 2019-12-26

Family

ID=63428350

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/081197 WO2019242373A1 (fr) 2018-06-19 2019-04-03 Pistolet de pulvérisation de type à chargement et pulvérisateur

Country Status (2)

Country Link
CN (1) CN108514964B (fr)
WO (1) WO2019242373A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113695098A (zh) * 2021-09-26 2021-11-26 浙江澎湃智能装备有限公司 一种旋转式18嘴射流十字形喷头

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108514964B (zh) * 2018-06-19 2024-04-12 宁波鑫汉园林科技有限公司 一种充电式喷枪及喷雾器
EP3714987A1 (fr) * 2019-03-27 2020-09-30 The Fountainhead Group, Inc. Pulvérisateur alimenté par gravité

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100237161A1 (en) * 2009-03-20 2010-09-23 Wagner Spray Tech Corporation Dual voltage electromagnet motor for airless fluid sprayer
CN205095991U (zh) * 2015-05-29 2016-03-23 漆晓飞 一种充电一体式便携喷枪
WO2016095988A1 (fr) * 2014-12-17 2016-06-23 Alfred Kärcher Gmbh & Co. Kg Système de nettoyage à haute pression
CN205518325U (zh) * 2016-04-08 2016-08-31 陈海燕 微型电动喷枪
CN205628399U (zh) * 2016-05-03 2016-10-12 倪天虎 便携式无气喷洗一体机
CN108514964A (zh) * 2018-06-19 2018-09-11 赵成飞 一种充电式喷枪及喷雾器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI471176B (zh) * 2009-09-14 2015-02-01 Chao Fou Hsu Portable pressure sprinkler of the exhaust device
CN204716492U (zh) * 2014-12-24 2015-10-21 宁波大叶园林科技有限公司 有等加速曲线喷嘴的园林喷雾枪
CN104941843B (zh) * 2015-06-25 2017-07-25 苏州科劳斯贸易有限公司 一种电动喷雾器
CN105413911B (zh) * 2016-01-14 2018-02-06 张纪勇 液体雾化喷出装置及具有该装置的美发用电动喷壶
US20180049422A1 (en) * 2016-08-18 2018-02-22 Michael P. Wells Spraying apparatus
CN209076949U (zh) * 2018-06-19 2019-07-09 赵成飞 一种充电式喷枪及喷雾器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100237161A1 (en) * 2009-03-20 2010-09-23 Wagner Spray Tech Corporation Dual voltage electromagnet motor for airless fluid sprayer
WO2016095988A1 (fr) * 2014-12-17 2016-06-23 Alfred Kärcher Gmbh & Co. Kg Système de nettoyage à haute pression
CN205095991U (zh) * 2015-05-29 2016-03-23 漆晓飞 一种充电一体式便携喷枪
CN205518325U (zh) * 2016-04-08 2016-08-31 陈海燕 微型电动喷枪
CN205628399U (zh) * 2016-05-03 2016-10-12 倪天虎 便携式无气喷洗一体机
CN108514964A (zh) * 2018-06-19 2018-09-11 赵成飞 一种充电式喷枪及喷雾器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113695098A (zh) * 2021-09-26 2021-11-26 浙江澎湃智能装备有限公司 一种旋转式18嘴射流十字形喷头

Also Published As

Publication number Publication date
CN108514964A (zh) 2018-09-11
CN108514964B (zh) 2024-04-12

Similar Documents

Publication Publication Date Title
WO2019242373A1 (fr) Pistolet de pulvérisation de type à chargement et pulvérisateur
CN209076949U (zh) 一种充电式喷枪及喷雾器
CN206587947U (zh) 水压控制隐藏式灌溉喷头
KR20150047175A (ko) 농약 분무기
WO2022052217A1 (fr) Pompe de pulvérisation de pistolet entièrement en plastique
CN105620892A (zh) 一种节省型手枪泵
CN207275404U (zh) 一种雾化喷头泵头
WO2011060601A1 (fr) Structure améliorée de pulvérisateur à déclencheur manuel en plastique pur
CN208307411U (zh) 喷雾式包装瓶
CN206885720U (zh) 一种揿压式喷头
CN214717616U (zh) 一种喷雾枪
CN107651299A (zh) 一种高效雾化喷头泵头结构
KR102463403B1 (ko) 휴대용 압축식 분무기
CN213032783U (zh) 电池仓顶置式手持电动喷雾器
CN205312170U (zh) 一种起效快的新型手枪泵装置
CN208597467U (zh) 一种小型鲜花喷洒装置
WO2021164094A1 (fr) Pompe à parfum comprenant deux ressorts disposés à l'extérieur
CN117159855B (zh) 一种肺癌定量雾化装置
CN220157260U (zh) 一种便于切换喷水方式的电动喷壶
CN213058280U (zh) 一种按压式喷雾器
CN213032788U (zh) 一种喷头固定式按压喷雾器喷头
CN218935296U (zh) 一种喷头的水路控制阀结构
CN212663951U (zh) 一种双液体喷雾器
CN219850237U (zh) 喷雾枪头及喷雾器
CN219540650U (zh) 一种手持式喷雾器

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: 19823463

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: 19823463

Country of ref document: EP

Kind code of ref document: A1