WO2021214859A1 - Outil de pincement - Google Patents

Outil de pincement Download PDF

Info

Publication number
WO2021214859A1
WO2021214859A1 PCT/JP2020/017154 JP2020017154W WO2021214859A1 WO 2021214859 A1 WO2021214859 A1 WO 2021214859A1 JP 2020017154 W JP2020017154 W JP 2020017154W WO 2021214859 A1 WO2021214859 A1 WO 2021214859A1
Authority
WO
WIPO (PCT)
Prior art keywords
groove
widening
holding
screw
screw head
Prior art date
Application number
PCT/JP2020/017154
Other languages
English (en)
Japanese (ja)
Inventor
高崎　充弘
真之介 川合
Original Assignee
株式会社エンジニア
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 株式会社エンジニア filed Critical 株式会社エンジニア
Priority to PCT/JP2020/017154 priority Critical patent/WO2021214859A1/fr
Priority to JP2020550893A priority patent/JP6820493B1/ja
Priority to JP2020202610A priority patent/JP2021171912A/ja
Publication of WO2021214859A1 publication Critical patent/WO2021214859A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
    • B25B7/02—Jaws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B9/00—Hand-held gripping tools other than those covered by group B25B7/00
    • B25B9/02—Hand-held gripping tools other than those covered by group B25B7/00 without sliding or pivotal connections, e.g. tweezers, onepiece tongs

Definitions

  • the peripheral surface of the screw head relates to a holding tool that enables the screw to be removed by holding the screw and rotating the screw.
  • Patent Documents 1 and 2 The applicant conceived the inventions described in Patent Documents 1 and 2 below, assuming that a holding tool such as pliers or pliers has a function of holding the peripheral surface of a screw that has been screwed and making it removable. ing.
  • the holding tool described in Patent Document 1 is tilted so that the engaging surfaces (7) provided at the front ends of the holding portions of the pair of arms (1) connected by the shaft (2) are spread outward.
  • the engaging surface (7) is configured to be substantially parallel, and the engaging surface (7) is near the seating surface of the screw head.
  • the pinching tool described in Patent Document 2 has vertical pinching teeth (13) formed on the facing surfaces of the pinching portions (4) provided at the front ends of the first arm (1) and the second arm (2).
  • the side surface shape of the striped tooth (13a) constituting the vertical sandwiching tooth (13) is recessed and curved with respect to the facing surface of the sandwiching portion (4).
  • An object of the present invention is to provide a holding tool that can be removed by securely holding the peripheral surface of the screw head with the holding portion and rotating the screw by a principle different from that of Patent Documents 1 and 2 described above.
  • the holding tool according to the present invention is a holding tool in which two arms are rotatably connected so that the holding portions provided at the tips of the two arms can be approached and separated from each other.
  • a widening groove is provided on the facing surface of at least one of the sandwiching portions facing the other sandwiching portion, and the longitudinal direction of the arm is the front-rear direction with the tip end side of the arm as the front side.
  • the widening groove is configured to be a groove widened from the front side to the rear side of the arm.
  • the widening groove provided on the facing surface of the holding portion delays the contact between the facing surface and the screw head as much as possible. Therefore, the crossing angle between the facing surfaces can be narrowed as much as possible.
  • the portion of the facing surface close to the tip of the sandwiching portion is designated as the contact portion with the periphery of the seat surface of the screw head, and the peripheral surface (outermost outer peripheral surface) forming the maximum diameter of the screw head at this contact portion. ) Can be pinched in the vicinity.
  • the component of the axial force of the screw acting on the screw head from the pinching portion can be minimized, and the action of the pinching portion not being able to pinch the screw head and coming out can be suppressed.
  • the maximum distance from the screw center to the contact point can be secured, so that the rotational torque (moment) when the screw is turned and removed. Is larger, and the removal operation can be performed more easily.
  • the widening groove is provided on the facing surfaces of the sandwiching portions of both arms, the effect of suppressing the screw head from coming off and the effect of facilitating the removal of the screw head can be obtained more remarkably. ..
  • the present invention it is not essential to form the groove depth toward the grip portion side as in the conventional Patent Documents 1 and 2. As a result, it is not necessary to deeply damage the facing surface, which leads to securing the tip strength of the sandwiching portion. Further, since the widening groove does not easily affect the gripping function of the object, the gripping function required as a holding tool such as pliers, pliers, and tweezers can be maintained as much as possible.
  • the holding tool according to the present invention can be configured by providing a plurality of the widening grooves on the facing surface.
  • the holding tool according to the present invention can be configured by providing the widening groove with vertical teeth extending from the tip of the holding portion toward the grip portion side.
  • FIG. Image of pinching the screw head by the pinching part.
  • the schematic diagram which shows the structure of the widening part. An image of sandwiching when a monospaced groove is provided. An image of sandwiching when a widening groove is provided.
  • the schematic diagram of the holding tool which concerns on modification 1.
  • the schematic diagram of the holding tool which concerns on modification 2.
  • the schematic diagram of the holding tool which concerns on modification 3.
  • the holding tool refers to a manual tool such as pliers, pliers, tweezers, or a machine tool having a function of holding an object.
  • FIG. 1 shows a first embodiment of the holding tool according to the present invention.
  • pliers A1 are assumed as the holding tool according to the present invention.
  • the pliers A1 are configured by connecting two arms 10 rotatably in the middle of each arm 10 in the longitudinal direction.
  • a holding portion 30 is provided on one end side of each arm 10 in the longitudinal direction.
  • a grip portion 20 is provided on the other end side of each arm 10 in the longitudinal direction.
  • each arm 10 is not limited to a type having a linear shape, but also includes a type in which the grip portion 20 is bent with respect to the holding portion 30. That is, the shape of each arm 10 is not particularly limited, and a known shape adopted for a manual tool or a machine tool having a function of holding an object can be adopted.
  • the sandwiching portion 30 is provided on one end side of each arm 10 in the longitudinal direction and is a portion for sandwiching an object.
  • the holding portion 30 is also called a grip portion or a jaw portion.
  • the width B of the sandwiching portion 30 is appropriately designed according to various uses such as the size of the space to which the screw head to be sandwiched is attached and the diameter range of the screw head to be sandwiched.
  • the grip portion 20 is provided on the other end side of each arm 10 in the longitudinal direction and is a portion for the user to grip.
  • the grip portion 20 is also called a handle or a handle.
  • the user can grip, bend, cut, or the like by grasping both the gripping portions 20 and operating the sandwiching portions 30 so as to approach each other.
  • the shape of the grip portion 20 can be appropriately designed.
  • the crossing angle ⁇ 1 between the facing surfaces 40 of each arm changes depending on the size of the object when the object is sandwiched by the sandwiching portion 30. More specifically, the crossing angle ⁇ 1 becomes large when holding a large object and becomes small when holding a small object.
  • the surface shape of the facing surface 40 may be a flat shape or a non-flat shape, and is not particularly limited.
  • lateral teeth having a mountain shape may be continuously formed in the front-rear direction on the facing surface 40 of the holding portion 30 so as to facilitate holding an object.
  • the lateral teeth are not shown in FIG. 1, and the surface of the facing surface 40 is made flat.
  • the facing surface 40 is provided with a widening groove 50 that is recessed from the surface of the facing surface 40.
  • the side provided with the holding portion 30 is defined as the front side
  • the side provided with the grip portion 20 is defined as the rear side.
  • the direction of the holding portion 30 on the width B side is defined as the groove width direction of the widening groove 50.
  • the width is widened from the initial width length W1 to the groove width length (final width length) W2 on the grip portion 20 side.
  • the "groove depth length D" is assumed to be 1.2 mm or more (D ⁇ 1.2 mm) when the head diameter of the screw to be pinched is 3 mm to 9.5 mm.
  • initial width length W1 is assumed to be 2.95 mm or less (W1 ⁇ 2.95 mm) when the head diameter of the screw to be pinched is 3 mm to 9.5 mm.
  • FIG. 2 shows a simplified image of a screw head being pinched by a pinching portion provided with a widened portion.
  • the outermost peripheral surface around the seat surface of the screw head 90 is moved to a portion of the facing surface 40 near the tip portion 31 of the holding portion 30. Can be pinched.
  • the above-mentioned "near the outermost peripheral surface” means the peripheral surface (outermost outer peripheral surface) constituting the maximum diameter of the head of the screw to be pinched and the periphery thereof.
  • the peripheral surface from the outermost peripheral surface of the head of the screw to be pinched to the top surface side of the screw head is about 0.5 mm, and the maximum.
  • the peripheral surface from the outer peripheral surface to the seating surface of the screw head is included.
  • the shape of the bottom surface 51 of the widening groove 50 is not particularly limited.
  • the bottom surface 51 forming the widening groove 50 is formed of a flat surface having a surface parallel to the facing surface 40.
  • the widening angle ⁇ 2 of the widening groove 50 seen from the facing surface 40 side is not particularly limited.
  • the widening angle to which the groove width slightly widens from the front side to the rear side does not correspond to the widening angle ⁇ 2 referred to in the present invention.
  • a slightly widening angle may be provided for the purpose of facilitating the jig from coming out, or the widening angle may be slightly widened as a result due to the influence of machining accuracy.
  • the widening angle ⁇ 2 of the widening groove 50 is at least 10 ° or more. The influence of the size of the widening angle ⁇ 2 of the widening groove 50 will be described below.
  • the widening angle ⁇ 2 is set. It is desirable to make it larger.
  • the planar shape of the widening groove 50 seen from the facing surface 40 side of the holding portion 30 is not particularly limited as long as it has the widening angle ⁇ 2 described above. That is, the edge portion 53 that is the boundary between the facing surface 40 and the widening groove 50 is not limited to a straight line, but may have a curved shape, a stepped shape, or the like.
  • FIG. 3B shows an example of the planar shape of the widening groove. In this example, the edge portion 53 is diverged from the sandwiching portion 30 toward the grip portion 20 side, and toward the thickness direction of the sandwiching portion 30. A symmetrical inverted trapezoidal widening groove 50 is formed.
  • FIG. 3 (c) shows an example of the front shape of the widening groove 50 when the sandwiching portion 30 is viewed from the tip end portion 31 side.
  • the widening groove 50 is composed of a bottom surface 51 forming a step with the facing surface 40 and side surfaces 52 connecting the facing surfaces 40 on both sides of the bottom surface 51, and as a result, the widening groove 50 is formed.
  • the front shape of 50 is substantially rectangular. Further, the angle (corner angle) ⁇ 3 of the internal angle of the corner portion composed of the facing surface 40 and the side surface 52 is a right angle.
  • Widening groove processing method As a method of providing the widening groove 50 on the facing surface 40, various processing methods such as cutting, pressing, metal powder injection molding, and precision casting can be used.
  • FIG. 4A shows a configuration in which a groove of equal width (equal width groove) is provided on the facing surface as a pinching tool outside the scope of the present invention for comparison
  • FIG. 4B shows a pinching tool according to the present invention.
  • a configuration in which a widening groove 50 is provided on a facing surface is shown.
  • (a) shows a schematic view of the sandwiched portion viewed from the side surface side
  • (b) shows a schematic view of the sandwiched portion viewed from the opposite surface side.
  • the edge portion 53 which is the boundary between the widening groove 50 and the facing surface 40, is in a state of being inclined with respect to the vertical direction of the paper surface. Therefore, when the peripheral surface near the outermost peripheral surface around the seat surface of the screw head 90 is sandwiched between the peripheral surfaces closer to the fastening surface side than the outermost peripheral surface, the screw is screwed at the contact point between the edge 53 and the screw head 90. A force that tries to pull the head 90 toward the holding portion acts. This attractive force acts to cancel the force that the screw head 90 tries to come out from the holding portion 30, which acts when the peripheral surface of the screw head 90 is sandwiched by the holding portion 30. As a result, when the screw head 90 is being sandwiched, the action of the sandwiching portion 30 not being able to completely pinch the screw head 90 and coming out is suppressed, and the screw head 90 can be reliably sandwiched.
  • the aspect of the widening groove 50 can make the seating surface height of the contact portion 60 lower and the intersection angle ⁇ 1 between the facing surfaces 40 as narrow as possible, and can be sandwiched.
  • the defective portion on the facing surface of the portion can be reduced.
  • the aspect of the widening groove 50 can make the seating surface height of the contact portion 60 lower and the intersection angle ⁇ 1 between the facing surfaces 40 as narrow as possible, and can be sandwiched.
  • the defective portion on the facing surface of the portion can be reduced.
  • the screw head 90 is held in a state where the crossing angle ⁇ 1 between the facing surfaces 40 is narrowed by providing the widening groove 50 on the facing surface 40. can do. Further, the outermost peripheral surface around the seat surface of the screw head 90 can be sandwiched at a portion of the facing surface 40 near the tip end portion 31 of the sandwiching portion 30. As a result, the action of the pinching portion 30 coming out of the screw head 90 can be reduced, and the screw can be firmly pinched.
  • the maximum distance from the screw center to the contact point can be secured, so that the screw head 90 is rotated in the screw axis direction.
  • the rotational torque (moment) at the time of removal can be increased, and the removal operation can be performed more easily.
  • the holding tool according to the present invention since the crossing angle ⁇ 1 of the sandwiching portion 30 becomes larger when a large screw is sandwiched, the sandwiching portion 30 is more easily pulled out from the screw head 90.
  • the holding tool according to the present invention by providing the widening groove 50 on the facing surface 40, the screw head 90 can be held in a state where the intersection angle ⁇ 1 between the facing surfaces 40 is narrower. Therefore, the holding tool according to the present invention is also suitable for holding a screw having a large diameter.
  • the widening groove 50 has a depth within a range in which the outermost peripheral surface around the seating surface of the screw head 90 can be sandwiched at a portion of the facing surface 40 close to the tip portion 31 of the sandwiching portion 30, so that the conventional method is used. It is not essential to form the groove depth toward the grip portion side as in the technique, and the thin portion of the sandwiching portion 30 is not locally formed. Therefore, the holding tool according to the present invention can secure the tip strength of the holding portion 30.
  • the widening groove 50 sandwiches the vicinity of the outermost outer peripheral surface around the seat surface of the screw head 90, it is not necessary to secure a large width groove length as in the conventional monospaced groove, so that the sandwiching portions face each other. The defective portion on the surface can be reduced. Therefore, since the widening groove 50 does not easily affect the gripping function of the object, the function required as pliers or pliers can be maintained as much as possible.
  • ⁇ 6> Deformation example 1 Shape of widening groove (Fig. 5)
  • various shapes can be adopted as the shape of the widening groove 50 when appropriately cut from the tip portion 31 side toward the grip portion 20 side and viewed from the end face. This will be described below with reference to the end view of the sandwiched portion 30 as viewed from the tip portion 31 side shown in FIG.
  • Fig. 5 (a) Trapezoidal type
  • the corner angle ⁇ 3 between the facing surface 40 and the side surface 52 can be set to less than 90 degrees, and the cross-sectional shape of the widening groove 50 can be trapezoidal.
  • the volume of the widening groove 50 is slightly increased as compared with the above-mentioned basic configuration, but the function of firmly holding the screw is not affected.
  • Fig. 6 (a) In the schematic cross-sectional view seen from the side surface side of the sandwiching portion 30 shown in FIG. 6A, an arc surface 511 is formed behind the bottom surface 51 of the widening groove 50.
  • the arc surface 511 is a curved surface that is inevitably formed along the arc of the cutter when the cutter cutting is used for machining the widening groove 50. Even in this modified example, there is no change in the function of firmly holding the screw as compared with the above-mentioned basic configuration.
  • the facing surface 40 may be provided with a recessed portion other than the widening groove 50.
  • a substantially circular recess portion formed so as to be recessed from the facing surface 40 is provided, and a part of the recess portion in which the groove width is widened from the holding portion 30 side to the grip portion 20 side.
  • the region is a widening groove 50.
  • a plurality of widening grooves 50 may be provided on the facing surface 40. As shown in FIG. 8, the bottom surface of the widening groove 50 (first widening groove 50a) recessed from the facing surface 40 is regarded as another facing surface, and the widening groove 50 is smaller than the first widening groove 50a. (Second widening groove 50b) may be formed.
  • the second widening groove 50b is provided with a holding function to obtain a corresponding screw diameter.
  • a wide holding tool can be provided.
  • a widening groove 50 may be formed by providing one or more V-shaped grooves (hereinafter, also referred to as “V grooves”) on the facing surface 40.
  • V grooves V-shaped grooves
  • two V-grooves having different depths and widths are formed on the facing surface 40 of the holding portion 30. These two V-grooves are shallower than the inner V-groove so as to first cut the inner two-sided grooves to form the inner V-groove and contact both outer sides of the inner V-groove. The V-groove is cut to form the outer V-groove.
  • the open region divided in the inverted trapezoidal shape included in the inner V-groove described above corresponds to the widening groove (inside) corresponding to the screw belonging to the group having a small head diameter among the screws to be pinched.
  • Widening groove 50c Widening groove 50c
  • the groove is 50d).
  • the widening groove 50 can also be formed by providing a plurality of narrow grooves in the facing surface 40 side by side in the thickness direction of the sandwiching portion.
  • a plurality of narrow curved grooves 55 having a curved surface in cross section are arranged side by side on the facing surface 40 to form a widening groove 50.
  • the boundary portion of the adjacent curved groove 55 also functions as the vertical tooth 54 described in ⁇ 7.4> of the above-mentioned modification 2.
  • the widening groove 50 provided on the facing surface 40 of each arm 10 is not limited to the point of forming the same shape.
  • the widening angle ⁇ 2 of the widening groove 50 provided in one holding portion 30 may be formed larger than the widening angle ⁇ 2 of the widening groove 50 provided in the other holding portion 30.
  • the widening groove 50 may be provided only in one holding portion 30, and the widening groove 50 may not be provided in the other holding portion 30.
  • the holding tool according to the present invention can also be applied to tweezers.
  • tweezers There are two types of tweezers, one is a folded type that is constructed by folding a single long member, and the other is a combined type that is configured by fixing the rear ends of two independent long members, and the arm can be rotated. It has a structure that connects to.
  • FIG. 11 is a model diagram of the holding tool according to the second embodiment.
  • the tweezers A2 shown in FIG. 11 is composed of two arms 10 in which both sandwiching portions 30 are configured to be close to each other by connecting long members provided with sandwiching portions 30 at both ends. In the case of tweezers, the grip portion 20 is at a position slightly moved rearward from the holding portion 30.
  • the screw head is in a state where the crossing angle ⁇ 1 between the facing surfaces 40 is narrowed by the widening groove 50 provided on the facing surface 40 of the holding portion 30 provided at the tip of each arm 10.
  • 90 can be sandwiched.
  • the vicinity of the outermost peripheral surface around the seat surface of the screw head 90 can be sandwiched at a portion of the facing surface 40 near the tip end portion 31 of the sandwiching portion 30.
  • the action of the holding portion 30 coming out of the screw head 90 can be reduced, the screw can be held firmly, and further, the rotational torque (rotational torque) when the screw head 90 is rotated in the screw axial direction and removed. Since the moment) can be increased, the screw can be removed more easily.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)

Abstract

La présente invention concerne un outil de pincement excellent en termes de commodité. Une partie de pincement (30) est formée au niveau d'une extrémité avant d'un bras (10) formant l'outil de pincement et une rainure en queue d'aronde (50) dont la largeur augmente depuis le côté avant vers le côté arrière de la partie de pincement (30), est formée dans une surface opposée (40) de la partie de pincement.
PCT/JP2020/017154 2020-04-21 2020-04-21 Outil de pincement WO2021214859A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2020/017154 WO2021214859A1 (fr) 2020-04-21 2020-04-21 Outil de pincement
JP2020550893A JP6820493B1 (ja) 2020-04-21 2020-04-21 挟持工具
JP2020202610A JP2021171912A (ja) 2020-04-21 2020-12-07 挟持工具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/017154 WO2021214859A1 (fr) 2020-04-21 2020-04-21 Outil de pincement

Publications (1)

Publication Number Publication Date
WO2021214859A1 true WO2021214859A1 (fr) 2021-10-28

Family

ID=74200276

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/017154 WO2021214859A1 (fr) 2020-04-21 2020-04-21 Outil de pincement

Country Status (2)

Country Link
JP (2) JP6820493B1 (fr)
WO (1) WO2021214859A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148779U (fr) * 1984-09-01 1986-04-01
JP4471315B1 (ja) * 2009-05-25 2010-06-02 株式会社エンジニア プライヤー
JP2016198270A (ja) * 2015-04-09 2016-12-01 Ykk株式会社 スライダー及びスライダー操作具

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148779U (fr) * 1984-09-01 1986-04-01
JP4471315B1 (ja) * 2009-05-25 2010-06-02 株式会社エンジニア プライヤー
JP2016198270A (ja) * 2015-04-09 2016-12-01 Ykk株式会社 スライダー及びスライダー操作具

Also Published As

Publication number Publication date
JP6820493B1 (ja) 2021-01-27
JPWO2021214859A1 (fr) 2021-10-28
JP2021171912A (ja) 2021-11-01

Similar Documents

Publication Publication Date Title
TWI519391B (zh) 挾持工具
US7331096B2 (en) Cutting tool
JP2012524665A (ja) 切削工具およびそのための切削インサート
JP4918799B2 (ja) 切削インサートのクランプ機構及びインサート着脱式切削工具
WO2012099153A1 (fr) Insert de coupe et outil de coupe à pointe d'arête interchangeable
KR101715976B1 (ko) 칼날 교환식 홈형성 공구 및 단면 홈형성 가공 방법
WO2015178488A1 (fr) Plaquette de coupe, outil de coupe et procédé de fabrication d'un produit coupé
WO2018105752A1 (fr) Plaquette de coupe et outil de coupe rotatif à bord coupant remplaçable
US8522443B2 (en) Cutting edge for a cutting tool
JP6272345B2 (ja) 切削インサート及び切削工具、並びにそれらを用いた切削加工物の製造方法
JPWO2016043029A1 (ja) 切削インサート、切削工具及び切削加工物の製造方法
JP5157660B2 (ja) 切削インサートおよびインサート着脱式切削工具
JP6462474B2 (ja) 切削工具及びこれを用いた切削加工物の製造方法
WO2017135291A1 (fr) Support pour élément tranchant à pointe d'aube remplaçable
WO2021214859A1 (fr) Outil de pincement
WO2015146956A1 (fr) Plaquette de coupe, outil de coupe et procédé de fabrication de produit coupé
JP6964092B2 (ja) 面溝入れのための金属切削溝入れインサート
JPH0871811A (ja) スローアウェイチップ、バイトホルダ及び溝入れ用バイト
JP7142003B2 (ja) 旋回軸の周りのモーメント力によって保持される割出し可能な切削インサートを有する切削工具
GB2483355A (en) Cutting tool with curved cutting edge
JP4479521B2 (ja) 切削インサートのクランプ機構
JP2005279801A (ja) プライヤー
TWI788599B (zh) 軸向鉗
JP5564958B2 (ja) 刃先交換式溝入れ工具及び端面溝入れ加工方法
JP3008235U (ja) 突切り、溝入れ加工用スローアウェイ式工具

Legal Events

Date Code Title Description
ENP Entry into the national phase

Ref document number: 2020550893

Country of ref document: JP

Kind code of ref document: A

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

Ref document number: 20931800

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: 20931800

Country of ref document: EP

Kind code of ref document: A1