WO2021012642A1 - 车轮 - Google Patents
车轮 Download PDFInfo
- Publication number
- WO2021012642A1 WO2021012642A1 PCT/CN2020/071209 CN2020071209W WO2021012642A1 WO 2021012642 A1 WO2021012642 A1 WO 2021012642A1 CN 2020071209 W CN2020071209 W CN 2020071209W WO 2021012642 A1 WO2021012642 A1 WO 2021012642A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rim
- connecting surface
- spokes
- spoke
- bending
- Prior art date
Links
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
- B60B3/04—Disc wheels, i.e. wheels with load-supporting disc body with a single disc body not integral with rim, i.e. disc body and rim being manufactured independently and then permanently attached to each other in a second step, e.g. by welding
- B60B3/041—Disc wheels, i.e. wheels with load-supporting disc body with a single disc body not integral with rim, i.e. disc body and rim being manufactured independently and then permanently attached to each other in a second step, e.g. by welding characterised by the attachment of rim to wheel disc
- B60B3/045—Disc wheels, i.e. wheels with load-supporting disc body with a single disc body not integral with rim, i.e. disc body and rim being manufactured independently and then permanently attached to each other in a second step, e.g. by welding characterised by the attachment of rim to wheel disc characterised by the attachment portions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/244—Overlap seam welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/28—Seam welding of curved planar seams
- B23K26/282—Seam welding of curved planar seams of tube sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/32—Bonding taking account of the properties of the material involved
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
- B23K33/004—Filling of continuous seams
- B23K33/006—Filling of continuous seams for cylindrical workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
- B23K33/004—Filling of continuous seams
- B23K33/008—Filling of continuous seams for automotive applications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2310/00—Manufacturing methods
- B60B2310/30—Manufacturing methods joining
- B60B2310/302—Manufacturing methods joining by welding
- B60B2310/3026—Manufacturing methods joining by welding by laser welding
Definitions
- the main purpose of this application is to provide a wheel to solve the unreasonable weld bead structure formed when the rim and spoke are welded by traditional welding methods in the prior art, resulting in poor structural stability of the wheel, which cannot satisfy the requirements of the rim and spoke.
- the welding strength requirements of the two lead to poor connection stability, which affects the safety and service life of the wheel.
- the present application provides a wheel including: a rim, the surface of one axial end of the rim forms a first connecting surface; a spoke, a part of the surface of the axial end of the spoke forms a second connecting surface, and the spoke passes through the first connecting surface.
- the second connection surface is laser welded to the first connection surface, and a weld bead structure for fixing the connection between the rim and the spoke is formed at the contact position of the first connection surface and the second connection surface.
- the weld bead structure consists of a part of the rim and a part of the spoke The connection is formed after melting.
- the rim includes a connected rim body and a bent flange, wherein the end surface of the bent flange facing the spoke side forms a first connecting surface, and the first connecting surface and the second connecting surface are surface-to-surface, and The weld bead structure is located in the area covered by the first connection surface and the second connection surface.
- the rim includes a connected rim body and a bent flange, wherein the end surface of the bent flange facing the spoke side forms a first connecting surface, and the first connecting surface and the second connecting surface are surface-to-surface, and
- the width of the weld bead structure in the radial direction of the rim is greater than or equal to the width of the first connection surface in the radial direction of the rim.
- bent flange there is one bent flange, the bent flange continuously extends around the circumference of the rim body, and the second connecting surface is in a ring shape that fits the bent flange.
- a part of the spokes protrudes toward the rim to form a ring-shaped protrusion, and the bent and flanged edges fit in with the ring-shaped protrusions.
- the plurality of bent flanges are arranged at intervals around the circumference of the rim body
- the second connecting surface includes a plurality of sub-connecting surfaces arranged at intervals around the circumference of the spokes, and the plurality of bent flanges One-to-one correspondence with the multi-segment connecting surface.
- a part of the spokes protrudes toward the rim to form a plurality of convex structures, and the plurality of bends and flanges are matched with the plurality of convex structures in a one-to-one correspondence.
- extension path of the weld bead structure is the same as the circumferential extension path of the bent flanging, and the length of the weld bead structure is equal to the length of the bent flanging.
- the bending flange is perpendicular to the rim body.
- first connection surface and the second connection surface are both flat.
- the rim is fixedly connected to the spokes by laser welding, the heat affected area of laser welding is small, and the fit between the first connection surface of the rim and the second connection surface of the spoke ensures that the rim and The spokes have sufficient contact area, so that after laser welding, it is helpful to improve the connection strength of the welding place of the rim and the spokes, which in turn helps to improve the structural strength of the wheel, ensuring that the wheel has a good use safety and a longer life; in addition, , The weld bead structure formed at the weld between the rim and the spoke is formed by the part of the rim and the spoke part. This bead structure is not only small but also stable.
- the welding bead structure formed by the welding of the spoke part and the rim part has a regular overall structure.
- the strength of the weld bead structure is greatly improved, so that the wheel is not easily broken when impacted by external force, and the connection stability of the rim and the spoke is greatly improved.
- laser welding can be used to weld high-strength materials, and laser welding has the characteristics of short welding time and low welding energy consumption, which is conducive to improving the production efficiency of wheels and reducing the production costs of wheels.
- Laser welding produces less smoke and dust, which provides operators with a better working environment and protection environment.
- Figure 1 shows a schematic front sectional view of a wheel rim and spokes in an unwelded state according to the first embodiment of the present application
- Fig. 2 shows an enlarged schematic diagram of A in Fig. 1;
- Fig. 3 shows a schematic front sectional view of the rim and spokes of the wheel in Fig. 1 after welding;
- Fig. 4 shows an enlarged schematic diagram at B in Fig. 3;
- Fig. 5 shows a schematic front sectional view of the wheel rim and spokes in an unwelded state according to the second embodiment of the present application
- Fig. 6 shows an enlarged schematic diagram at C in Fig. 5;
- Fig. 7 shows a schematic front sectional view of the rim and spokes of the wheel in Fig. 5 after welding
- FIG. 8 shows an enlarged schematic diagram at D in FIG. 7.
- the wheel includes a rim 10 and a spoke 20.
- the surface of one axial end of the rim 10 forms a first connecting surface 11, and a part of the surface of one axial end of the spoke 20 forms a second connecting surface 21.
- the spoke 20 The second connection surface 21 is laser welded to the first connection surface 11, and a welding bead structure 100 for fixing the connection rim 10 and the spoke 20 is formed at the contact position of the first connection surface 11 and the second connection surface 21, the welding bead
- the structure 100 is formed by melting a part of the rim 10 and a part of the spokes 20 and connecting them.
- the rim 10 is fixedly connected to the spokes 20 by laser welding, the heat affected area of laser welding is small, and the fit between the first connecting surface 11 of the rim 10 and the second connecting surface 21 of the spoke 20 ensures that the rim 10 and The spokes 20 have a sufficient contact area, so that after laser welding, it is helpful to improve the connection strength of the welding place of the rim 10 and the spokes 20, thereby helping to improve the structural strength of the wheel, ensuring that the wheel has a good use safety and a longer length. Life; in addition, the weld bead structure 100 formed at the weld between the rim 10 and the spoke 20 is formed by the part of the rim 10 and the spoke 20.
- This weld bead structure 100 is not only small but also stable, because the laser welding is efficient and precise
- the overall structure of the weld bead structure 100 formed by the melting of the part of the spoke 20 and the part of the rim 10 is regular, and the strength of the weld bead structure 100 is greatly improved, so that the wheel is not easily broken when impacted by external forces , which greatly improves the connection stability of the rim 10 and the spokes 20.
- laser welding can be used to weld high-strength materials, and laser welding has the characteristics of short welding time and low welding energy consumption, which is conducive to improving the production efficiency of wheels and reducing the production costs of wheels.
- Laser welding produces less smoke and dust, which provides operators with a better working environment and protection environment.
- the assembly position relationship between the rim 10 and the spokes 20 of the wheel provided in this application can greatly improve the appearance of the wheel, that is, as a full-surface wheel, the area of the spokes 20 will be larger than the area enclosed by the rim 10 Area to achieve the effect of the spokes 20 covering the rim 10.
- the rim 10 will not be seen. Therefore, the performance of the vehicle using the wheel provided in this application is also improved. Aesthetics.
- the rim 10 includes a connected rim body 12 and a bending flange 13, wherein the end surface of the bending flange 13 facing the spoke 20 forms a first connecting surface 11, and the first connecting The surface 11 and the second connection surface 21 are surface-to-surface, and the weld bead structure 100 is located in the area covered by the first connection surface 11 and the second connection surface 21.
- the weld bead structure 100 in this position can not only ensure that the rim 10 and the spokes 20 have sufficient connection strength, so that the later wheels can withstand a large enough impact load, ensure the normal use of the wheel, and improve the practicality of the wheel.
- the appearance beauty of the wheel is greatly improved, the appearance regularity of the mass-produced wheel is ensured, and the user satisfaction is improved.
- the first connection surface 11 and the second connection surface 21 face-to-face contact can ensure that the rim 10 and the spokes 20 are in full contact, and there is sufficient contact area between the two. When the wheel is impacted, the rim 10 and the spokes 20 are prevented. The stress concentration on the contact surface causes damage to the wheel, which further improves the stability of the wheel.
- the rim 10 includes a connected rim body 12 and a bent flange 13, wherein the end surface of the bent flange 13 facing the spoke 20 forms a first The connection surface 11, the first connection surface 11 and the second connection surface 21 are surface-to-surface, and the width of the weld bead structure 100 in the radial direction of the rim 10 is greater than or equal to the first connection surface 11 in the radial direction of the rim 10 The width in the direction.
- the weld bead structure 100 of this form and position enables the area of the contact surface between the rim 10 and the spoke 20 to be fully laser welded, so that the weld bead structure 100 occupies a larger area and greatly improves the connection between the rim 10 and the spoke 20
- the stability enables the wheel to respond to loads of various intensities as a regular whole, and the rim 10 and the spokes 20 will never break at the position of the weld bead structure 100.
- the bending flange 13 continuously extends around the circumference of the rim body 12, and the second connecting surface 21 has an annular shape that fits with the bending flange 13 .
- the rim 10 of this structure can ensure sufficient contact area with the spokes 20, ensure that the rim 10 can be supported by the spokes at various positions in the circumferential direction, and improve the overall stability of the wheel structure.
- the processing and manufacturing consumables of the rim 10 are reduced as much as possible, so as to reduce the processing and manufacturing of the wheel.
- the second connecting surface 21 includes circumferential intervals around the spokes 20.
- the multi-segment connecting surface of the, and the multiple bending flanges 13 are matched with the multi-segment connecting surface in one-to-one correspondence.
- the bending flange 13 is perpendicular to the rim body 12.
- the rim 10 of this structure is not only convenient for processing and manufacturing, but also beneficial to increase the bonding effect between the second connection surface 21 of the spoke 20 and the first connection surface 11 of the rim 10.
- the first connecting surface 11 and the second connecting surface 21 are both flat.
- the extension path of the weld bead structure 100 is the same as the circumferential extension path of the bent flange 13, and the length of the weld bead structure 100 is equal to the length of the bent flange 13. In this way, the welding stability between the rim 10 and the spoke 20 is further improved.
- the difference between this embodiment and the first embodiment is that a part of the spokes 20 protrudes toward the rim 10 to form an annular protrusion 22, and the bending flange 13 is adapted to the annular protrusion 22 Sexual fit.
- the reliability of the surface-to-surface adhesion between the rim 10 and the spokes 20 is ensured, and the annular protrusion 22 and the bending flange 13 can also play a role in foolproof installation during the assembly of the rim 10 and the spokes 20, which is effective
- the ground ensures that the axis lines of the rim 10 and the spokes 20 are collinear and the wheel becomes a rotating body.
- a part of the spoke 20 protrudes toward the rim 10, which can effectively increase the gap between the opposite end surface of the spoke 20 and the rim 10 at the connecting contact position, thus providing a good opportunity for laser welding of the two.
- Sufficient operating space is provided to ensure that the operator can laser weld the two steadily and reliably.
- spatially relative terms such as “above”, “above”, “above”, “above”, etc. can be used here to describe as shown in the figure. Shows the spatial positional relationship between one device or feature and other devices or features. It should be understood that the spatially relative terms are intended to encompass different orientations in use or operation other than the orientation of the device described in the figure. For example, if the device in the figure is inverted, then the device described as “above the other device or structure” or “above the other device or structure” will then be positioned as “below the other device or structure” or “on Under other devices or structures”. Thus, the exemplary term “above” can include both orientations “above” and “below”. The device can also be positioned in other different ways (rotated by 90 degrees or in other orientations), and the relative description of the space used here is explained accordingly.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
Abstract
Description
Claims (10)
- 一种车轮,其特征在于,包括:轮辋(10),所述轮辋(10)的轴向一端的表面形成第一连接表面(11);轮辐(20),所述轮辐(20)的轴向一端的表面的部分形成第二连接表面(21),所述轮辐(20)通过所述第二连接表面(21)与所述第一连接表面(11)激光焊接,且在所述第一连接表面(11)和所述第二连接表面(21)的接触位置处形成有用于固定连接所述轮辋(10)和所述轮辐(20)的焊道结构(100),所述焊道结构(100)由所述轮辋(10)的部分和所述轮辐(20)的部分熔融后连接形成。
- 根据权利要求1所述的车轮,其特征在于,所述轮辋(10)包括相连接的轮辋本体(12)和折弯翻边(13),其中,所述折弯翻边(13)的朝向所述轮辐(20)一侧的端面形成所述第一连接表面(11),所述第一连接表面(11)与所述第二连接表面(21)面面贴合,且所述焊道结构(100)位于所述第一连接表面(11)和所述第二连接表面(21)所覆盖的区域内。
- 根据权利要求1所述的车轮,其特征在于,所述轮辋(10)包括相连接的轮辋本体(12)和折弯翻边(13),其中,所述折弯翻边(13)的朝向所述轮辐(20)一侧的端面形成所述第一连接表面(11),所述第一连接表面(11)与所述第二连接表面(21)面面贴合,且所述焊道结构(100)的在所述轮辋(10)的径向方向上的宽度大于或等于所述第一连接表面(11)在所述轮辋(10)的径向方向上的宽度。
- 根据权利要求2或3所述的车轮,其特征在于,所述折弯翻边(13)为一个,所述折弯翻边(13)绕所述轮辋本体(12)的周向连续延伸,所述第二连接表面(21)呈与所述折弯翻边(13)适配的环形。
- 根据权利要求4所述的车轮,其特征在于,所述轮辐(20)的一部分朝向所述轮辋(10)凸出设置,以形成环形凸起(22),所述折弯翻边(13)与所述环形凸起(22)适配性贴合。
- 根据权利要求2或3所述的车轮,其特征在于,所述折弯翻边(13)为多个,多个所述折弯翻边(13)绕所述轮辋本体(12)的周向间隔地设置,所述第二连接表面(21)包括绕所述轮辐(20)的周向间隔设置的多段子连接表面,多个所述折弯翻边(13)与所述多段子连接表面一一对应配合。
- 根据权利要求6所述的车轮,其特征在于,所述轮辐(20)的一部分朝向所述轮辋(10)凸出设置,以形成多个凸起结构,多个所述折弯翻边(13)与多个所述凸起结构一一对应地适配性贴合。
- 根据权利要求2或3所述的车轮,其特征在于,所述焊道结构(100)的延伸路径与所述折弯翻边(13)的周向延伸路径相同,且所述焊道结构(100)的长度与所述折弯翻边(13)的长度相等。
- 根据权利要求2或3所述的车轮,其特征在于,所述折弯翻边(13)垂直于所述轮辋本体(12)。
- 根据权利要求3所述的车轮,其特征在于,所述第一连接表面(11)和所述第二连接表面(21)均为平面。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022503823A JP7402966B2 (ja) | 2019-07-23 | 2020-01-09 | 車輪 |
US17/298,954 US20220134485A1 (en) | 2019-07-23 | 2020-01-09 | Wheel |
KR1020227006090A KR20220034908A (ko) | 2019-07-23 | 2020-01-09 | 휠 |
BR112021011488A BR112021011488A8 (pt) | 2019-07-23 | 2020-01-09 | Roda |
EP20843440.7A EP3915804A4 (en) | 2019-07-23 | 2020-01-09 | VEHICLE WHEEL |
CA3147317A CA3147317A1 (en) | 2019-07-23 | 2020-01-09 | Wheel |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910667209.6 | 2019-07-23 | ||
CN201910667209.6A CN110315904A (zh) | 2019-07-23 | 2019-07-23 | 车轮 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021012642A1 true WO2021012642A1 (zh) | 2021-01-28 |
Family
ID=68124193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2020/071209 WO2021012642A1 (zh) | 2019-07-23 | 2020-01-09 | 车轮 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20220134485A1 (zh) |
EP (1) | EP3915804A4 (zh) |
JP (1) | JP7402966B2 (zh) |
KR (1) | KR20220034908A (zh) |
CN (1) | CN110315904A (zh) |
BR (1) | BR112021011488A8 (zh) |
CA (1) | CA3147317A1 (zh) |
WO (1) | WO2021012642A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110217045A (zh) * | 2019-06-28 | 2019-09-10 | 浙江金固股份有限公司 | 车轮及车轮制造方法 |
CN110315904A (zh) * | 2019-07-23 | 2019-10-11 | 浙江金固股份有限公司 | 车轮 |
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CN110315904A (zh) * | 2019-07-23 | 2019-10-11 | 浙江金固股份有限公司 | 车轮 |
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JPS61125801U (zh) * | 1985-01-25 | 1986-08-07 | ||
EP0698508A3 (de) * | 1994-08-27 | 1997-04-09 | Porsche Ag | Rad für ein Kraftfahrzeug |
BR9701349A (pt) * | 1997-03-18 | 1998-11-17 | Rockwell Do Brasil S A Divisao | Processo para fabricação de roda de veículos automotivos |
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AU2003275564A1 (en) * | 2002-10-25 | 2004-05-13 | Central Motor Wheel Co., Ltd. | Wheel for motor vehicle |
DE602005011960D1 (de) * | 2005-08-12 | 2009-02-05 | Mussino S R L | Verfahren und Vorrichtung zum Schweißen mittels eines Laserstrahls von einer Felge an eine Fahrzeugradscheibe |
US20100314932A1 (en) * | 2006-11-22 | 2010-12-16 | Central Motor Wheel Co., Ltd. | Automobile wheel |
DE112008002810B4 (de) | 2007-10-19 | 2019-07-04 | Topy Kogyo K.K. | Rad für ein Fahrzeug |
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2019
- 2019-07-23 CN CN201910667209.6A patent/CN110315904A/zh active Pending
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2020
- 2020-01-09 CA CA3147317A patent/CA3147317A1/en active Pending
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Also Published As
Publication number | Publication date |
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EP3915804A1 (en) | 2021-12-01 |
CA3147317A1 (en) | 2021-01-28 |
KR20220034908A (ko) | 2022-03-18 |
JP7402966B2 (ja) | 2023-12-21 |
CN110315904A (zh) | 2019-10-11 |
BR112021011488A8 (pt) | 2022-03-15 |
JP2022541578A (ja) | 2022-09-26 |
US20220134485A1 (en) | 2022-05-05 |
EP3915804A4 (en) | 2022-09-07 |
BR112021011488A2 (pt) | 2021-08-31 |
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