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WO2022245163A1 - Convertisseur - Google Patents

Convertisseur Download PDF

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Publication number
WO2022245163A1
WO2022245163A1 PCT/KR2022/007198 KR2022007198W WO2022245163A1 WO 2022245163 A1 WO2022245163 A1 WO 2022245163A1 KR 2022007198 W KR2022007198 W KR 2022007198W WO 2022245163 A1 WO2022245163 A1 WO 2022245163A1
Authority
WO
WIPO (PCT)
Prior art keywords
region
area
disposed
hole
converter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2022/007198
Other languages
English (en)
Korean (ko)
Inventor
조용석
남원석
정윤영
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Innotek Co Ltd
Original Assignee
LG Innotek Co Ltd
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 LG Innotek Co Ltd filed Critical LG Innotek Co Ltd
Publication of WO2022245163A1 publication Critical patent/WO2022245163A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
    • H05K7/1427—Housings
    • H05K7/1432—Housings specially adapted for power drive units or power converters
    • H05K7/14322—Housings specially adapted for power drive units or power converters wherein the control and power circuits of a power converter are arranged within the same casing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0026—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0047—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units having a two-part housing enclosing a PCB
    • H05K5/006—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units having a two-part housing enclosing a PCB characterized by features for holding the PCB within the housing
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0026—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0069—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units having connector relating features for connecting the connector pins with the PCB or for mounting the connector body with the housing
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack

Definitions

  • This embodiment relates to a converter.
  • Engine electric devices starting device, ignition device, charging device
  • lighting devices are common as electric devices of automobiles, but recently, as vehicles are more electronically controlled, most systems, including chassis electric devices, are becoming electrically electronic. .
  • a hybrid electric vehicle regardless of soft or hard type, is equipped with a DC-DC converter (Low Voltage DC-DC Converter) for supplying an electric load (12V).
  • the DCDC converter which serves as a generator (alternator) of a general gasoline vehicle, supplies a voltage of 12V for an electric load by lowering the high voltage of a main battery (usually a high-voltage battery of 144V or more).
  • a DC-DC converter refers to an electronic circuit device that converts DC power of a certain voltage into DC power of another voltage, and is used in various fields such as television receivers and electronic parts of automobiles.
  • the converter is contoured by the housing.
  • a plurality of electronic components for driving are disposed inside the housing.
  • a converter has also been miniaturized in consideration of driving characteristics of a vehicle, but there is difficulty in arranging a plurality of parts within a limited space of the converter.
  • a dead space which is an unusable space, may be formed in an upper region of a relatively small electronic component due to the height difference.
  • the present embodiment is to provide a converter that can be miniaturized by compactly arranging components within a space.
  • the converter according to the present embodiment includes a housing having a space formed therein and including a side plate and a bottom plate; and a printed circuit board module disposed within the space, wherein the printed circuit board module includes: a first region facing an upper surface of the bottom plate; and a second area facing the inner surface of the side plate, wherein the first area and the second area are disposed perpendicular to each other.
  • the first region and the second region may be formed as one body.
  • the first area includes a first hole
  • the second area includes a second hole
  • both ends are coupled to the first hole and the second hole, respectively, to form the first area and the second area.
  • It may include a connection part that connects electrically.
  • connection part may include a central region having at least one bent region and disposed on an upper surface of the first region and an inner surface of the second region; One end coupled to the first hole; the other end coupled to the second hole; and a bending area bent from the ends of the one end and the other end to contact the lower surface of the first area and the outer surface of the second area, respectively.
  • a bent groove may be disposed between a lower surface of the first region and an outer surface of the second region.
  • a support protrudes inward from an inner surface of the side plate, and an inner surface of the support may contact an outer surface of the second region.
  • a protrusion protruding inward from an inner surface of the support may be included, and the printed circuit board module may include a coupling hole into which at least a portion of the protrusion is coupled.
  • the protrusion may include a first protrusion coupled to the coupling hole; and a second protrusion protruding inward from an inner surface of the first protrusion and supporting a lower surface of the first region.
  • At least a portion of the first protrusion may protrude inward from an inner surface of the second region.
  • a converter includes a housing having a space formed therein; a bracket disposed in the space and including a side plate and a bottom plate; and a printed circuit board module disposed within the space, wherein the printed circuit board module includes: a first region facing an upper surface of the bottom plate; and a second area facing the inner surface of the side plate, wherein the first area and the second area are disposed perpendicular to each other.
  • FIG. 1 is a perspective view showing the appearance of a converter according to an embodiment of the present invention
  • Figure 2 is a perspective view showing a disposition structure of a printed circuit board module in a housing according to an embodiment of the present invention.
  • FIG. 3 is a perspective view of FIG. 2 from another angle
  • FIG. 4 is a plan view of FIG. 2 from the side;
  • FIG. 5 is an exploded perspective view of a housing and a printed circuit board module according to an embodiment of the present invention according to an embodiment of the present invention.
  • FIG. 6 is a cross-sectional view showing a coupling structure between a housing and a printed circuit board module according to an embodiment of the present invention.
  • FIGS. 7 to 12 are diagrams illustrating a manufacturing process of a printed circuit board module according to an embodiment of the present invention.
  • the technical idea of the present invention is not limited to some of the described embodiments, but may be implemented in a variety of different forms, and if it is within the scope of the technical idea of the present invention, one or more of the components among the embodiments can be selectively implemented. can be used by combining and substituting.
  • first, second, A, B, (a), and (b) may be used to describe components of an embodiment of the present invention.
  • a component when a component is described as being 'connected', 'coupled' or 'connected' to another component, the component is not only directly connected to, coupled to, or connected to the other component, but also the component It may also include cases of being 'connected', 'combined', or 'connected' due to another component between the and other components.
  • top (top) or bottom (bottom) when it is described as being formed or disposed on the “top (top) or bottom (bottom)" of each component, the top (top) or bottom (bottom) is not only when two components are in direct contact with each other, but also It also includes cases where one or more other components are formed or disposed between two components.
  • up (up) or down (down) when expressed as “up (up) or down (down)”, it may include the meaning of not only the upward direction but also the downward direction based on one component.
  • FIG. 1 is a perspective view showing the exterior of a converter according to an embodiment of the present invention
  • FIG. 2 is a perspective view showing the arrangement structure of a printed circuit board module in a housing according to an embodiment of the present invention
  • FIG. It is a perspective view shown from another angle
  • Figure 4 is a plan view showing Figure 2 from the side
  • Figure 5 is an exploded perspective view of a housing and a printed circuit board module according to an embodiment of the present invention according to an embodiment of the present invention
  • 6 is a cross-sectional view showing a coupling structure between a housing and a printed circuit board module according to an embodiment of the present invention.
  • the outer shape of the converter 100 according to the embodiment of the present invention may be formed by combining the housing 110 and the cover 120.
  • a space for accommodating at least one electronic component may be formed in the housing 110 .
  • the space may be formed to open upward.
  • an upper surface of the space may be covered by the cover 120 .
  • the housing 110 and the cover 120 may be made of plastic, respectively.
  • the housing 110 and the cover 120 may each have a rectangular cross-sectional shape.
  • a rib 112 protruding upward from other regions may be formed on an upper surface of the housing 110 .
  • the ribs 112 may be provided in plural and spaced apart from each other along the edge of the upper surface of the housing 110 .
  • the rib 112 When viewed from the side of the housing 110, the rib 112 may have a rectangular cross-sectional shape.
  • a rib groove 122 may be disposed in an area facing the rib 112 of the lower surface of the cover 120 in a shape that is more depressed than other areas. When the housing 110 and the cover 120 are coupled, the rib 112 may be coupled to the rib groove 112 .
  • the rib grooves 112 may also be provided in plurality and may be spaced apart from each other along the edge of the lower surface of the cover 120 .
  • a coupling part 116 for fixing the converter 100 to an installation area may be disposed on a lower surface of the housing 110 .
  • the coupling part 116 includes at least one screw hole 116a, and the converter 100 may be coupled to the installation area through a screw passing through the screw hole 116a.
  • the coupling part 116 is provided in plurality, and is formed to protrude outward from the lower surface of the housing 110, and may be disposed in each corner area of the lower surface of the housing 110.
  • a sealing member (not shown) may be disposed between the housing 110 and the cover 120 . External foreign substances including moisture may flow into the space of the converter 100 through the sealing member to prevent damage to electronic components disposed in the space.
  • the sealing member may be a rubber material, but may also be a curable resin such as epoxy.
  • the converter 100 may include a heat dissipation member 180 .
  • the heat dissipation member 180 serves to dissipate heat from a space within the converter 100 and may have a pipe shape to allow a refrigerant to flow therein.
  • the heat dissipation member 180 may be formed of a metal material, and may be integrally formed with the housing 110 by double injection.
  • An inlet 182 for introducing refrigerant and an outlet 184 for discharging the refrigerant flowing in the space within the heat radiating member 180 may be formed at both ends of the heat radiating member 180 , respectively.
  • the converter 100 may include a plurality of connectors.
  • the plurality of connectors may include a signal connector 130 and a power connector 140 .
  • One end of the plurality of connectors may be electrically connected to the printed circuit board module 200 and the other end may be exposed to the outside through a side surface of the housing 110 .
  • a hole may be formed in a side surface of the housing 110 through which the signal connector 130 and the power connector 140 pass.
  • the signal connector 130 and the power connector 140 are connected to external terminals, and thus power is input or output into the converter 100 or signals for driving the converter 100 are transmitted or received. can
  • At least one electronic component for driving the converter 100 may be disposed in a space within the housing 110 .
  • the electronic component may include the printed circuit board module 200 .
  • a plurality of elements may be electrically connected to the surface of the printed circuit board module 200 .
  • the plurality of devices may include at least one of an inductor for obtaining inductance, a transformer for power conversion, and an FET device.
  • the printed circuit board module 200 may have at least one or more bent regions.
  • the printed circuit board module 200 may include a first area 210 and a second area 220 .
  • the first area 210 and the second area 220 may be disposed perpendicular to each other.
  • a bending area may be disposed between the first area 210 and the second area 220 .
  • the first area 210 may be disposed on a bottom surface of the space within the housing 110 to face each other.
  • the lower surface of the first area 210 may be spaced apart from the bottom surface of the space by a predetermined distance in the vertical direction.
  • the first area 210 may be disposed parallel to the bottom surface of the space.
  • the first region 210 is the bottom plate 150
  • the upper and lower surfaces of the may be disposed facing each other.
  • the first area 210 may be disposed so that the upper and lower surfaces of the bottom plate 150 are spaced apart from each other.
  • the signal connector 130, the power connector 140, and the inlet portion 182 and the outlet portion 184 of the heat dissipation member 180 are disposed among the plurality of side surfaces of the housing 110. It can refer to the side that is placed in the area that is not.
  • At least one electronic component for driving the converter 100 may be mounted on an upper surface of the first region 210 .
  • the first region 210 may include a first hole 213 penetrating from an upper surface to a lower surface and to which one end of a connection part 250 to be described later is coupled.
  • the first hole 213 may be disposed in an edge area of the first area 210 adjacent to the second area 220 .
  • the first hole 213 may be provided in plural and spaced apart from each other.
  • the lower end of the second area 220 may be connected to an edge area forming one side of the first area 210 .
  • the second area 220 may be disposed so that the side surface (outer surface) faces the inner surface of the side plate 160 .
  • the outer surface of the second area 220 may be spaced apart from the inner surface of the side plate 160 by a predetermined distance in a horizontal direction.
  • the second area 220 may be disposed parallel to the side plate 160 .
  • At least one electronic component for driving the converter 100 may be mounted on an inner surface of the second area 220 .
  • the second region 220 may include a second hole 223 penetrating the inner surface from the outer surface and to which the other end of the connection part 250 is coupled.
  • the second hole 223 may be disposed in a lower edge area of the second area 220 adjacent to the first area 210 .
  • the second hole 223 may be provided in plural and spaced apart from each other.
  • the first region 210 and the second region 220 may be formed as one body.
  • connection part 250 has one end coupled to the first hole 213 and the other end coupled to the second hole 223 to electrically connect the first region 210 and the second region 220.
  • Circuit patterns (not shown) for electrical connection may be formed in the first hole 213 and the second hole 223 . Accordingly, driving signals can be transmitted and received from the first area 210 to the second area 220 and from the second area 220 to the first area 210 through the connection unit 250. have.
  • the connection part 250 includes a central region 251 (see FIG. 10) in which at least a part is disposed on the upper surface of the first region 210 and the other part is disposed on the inner surface of the second region 220, It may include one end (252, see FIG. 10) coupled to the first hole 213 and the other end (256, see FIG. 10) coupled to the second hole 223.
  • the central region 251 may have at least one bent region corresponding to a shape in which the first region 210 and the second region 220 are connected.
  • the central region 251 may have a plurality of regions perpendicular to each other based on the bent region.
  • connection part 250 in order to firmly fix the connection part 250, the ends of one end 252 and the other end 256 of the connection part 250 are bent outward to the lower surface of the first area 210 and the second area, respectively. At least a portion of each of the bent regions 254 contacting the outer surface of the 220 may be disposed.
  • An upper surface of the first area 210 and an inner surface of the second area 220 may be connected to each other.
  • the lower surface of the first area 210 and the outer surface of the second area 220 may be spaced apart from each other.
  • a bending groove 330 (refer to FIG. 10 ) for bending the printed circuit board module 200 may be disposed between the lower surface of the first region 210 and the outer surface of the second region 220 . Based on the bent groove 330 , the printed circuit board module 200 may be divided into the first area 210 and the second area 220 .
  • the printed circuit board module 200 may include a coupling hole 260 .
  • the coupling hole 260 is formed to penetrate from one surface to the other surface of the printed circuit board module 200, and may be disposed in an area adjacent to the first area 210 and the second area 220. At least a portion of the coupling hole 260 may be disposed in the second area 220 and another portion may be disposed in the first area 210 . Accordingly, a portion of the coupling hole 260 is formed to penetrate from the inner surface to the outer surface of the second region 220, and another portion of the coupling hole 260 is formed from the upper surface to the lower surface of the first region 210. It can be formed to penetrate and communicate with each other. However, this is exemplary, and the coupling hole 260 may be formed only in the second region 220 .
  • the coupling hole 260 may have an elliptical cross-sectional shape.
  • the coupling hole 260 may be disposed to face the side plate 160 .
  • the side plate 160 may include a support 162 protruding inward from an inner surface to support the printed circuit board module 200 .
  • An inner surface of the support 162 may be disposed to face an outer surface of the second area 220 .
  • An inner surface of the support 162 may contact an outer surface of the second area 220 .
  • the second region 220 may be screwed to the support 162 .
  • An outer surface of the second region 220 and a portion of an inner surface of the side plate 160 may be spaced apart through the support 162 .
  • a protrusion 163 protruding inward may be formed on an inner surface of the support 162 . At least a portion of the protrusion 163 may be coupled to the coupling hole 260 and another portion may support the lower surface of the printed circuit board module 200 , that is, the first region 210 .
  • the protrusion 163 is disposed at the lower end of the support 162 and may include a first protrusion 164 and a second protrusion 165 .
  • the second protrusion 165 has a shape in which a part of the inner surface of the first protrusion 164 protrudes inward, and may form a lower end of the protrusion 163 .
  • the upper surface of the second protrusion 165 may support the lower surface of the first region 210 .
  • the first protrusion 164 is coupled to the coupling hole 260, and at least a portion of the first protrusion 164 may protrude inward from the inner surface of the second region 220.
  • a cross-sectional shape of the first protrusion 164 may be formed to correspond to a cross-sectional shape of the coupling hole 260 .
  • a plurality of coupling regions of the support 162 and the printed circuit board module 200 through the coupling hole 260 and the protruding portion 163 may be provided, and each may be disposed between the plurality of connection portions 250. .
  • FIGS. 7 to 12 are diagrams illustrating a manufacturing process of a printed circuit board module according to an embodiment of the present invention.
  • the bent groove 330 may be formed between the lower surface of the first part 310 and the outer surface of the second part 320 .
  • the bent groove 330 may be formed in a “V” shape.
  • the first hole 213 and the second hole 223 to which the connection part 250 is coupled may be formed.
  • connection part 260 both ends of the connection part 260 are coupled to the first hole 213 and the second hole 223, respectively, so that the first part 310 and the second part ( 320) can be electrically connected.
  • electronic components for driving the converter 100 may be mounted on the upper surface of the first part 310 and the inner surface of the second part 320 , respectively.
  • the mounting area is formed on the upper surface of the first area 210 and the inner surface of the second area 220 as an example, but this is not limited thereto, and the lower and lower surfaces of the first area 210 and Electronic components may also be mounted on the outer surface of the second region 220 .
  • the first part 310 and the second part 320 are bent based on the bending groove 330 to form the first region 210 and the second region 220. can form At this time, by bending the first part 310 and the second part 320, the central region 251 (see FIG. 10) of the connection part 250 may also be bent together.
  • the bottom plate 150 facing the first region 210 and the side plate 160 facing the second region 220 are described as an example of the configuration of the housing 110.
  • a separate bracket for arranging the printed circuit board module 200 may be provided in the space within the housing 110, and the bottom plate 150 and the side plate 160 are It may also be a bracket configuration.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

Ce convertisseur comprend : un boîtier dans lequel est formé un espace, et comprenant une plaque latérale et une plaque inférieure; et un module de carte de circuit imprimé disposé dans l'espace, le module de carte de circuit imprimé comprenant une première zone faisant face à la surface supérieure de la plaque inférieure, et une seconde zone faisant face à la surface interne de la plaque latérale, et la première zone et la seconde zone étant agencées de façon à être perpendiculaires l'une à l'autre.
PCT/KR2022/007198 2021-05-20 2022-05-19 Convertisseur Ceased WO2022245163A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2021-0065000 2021-05-20
KR1020210065000A KR20220157198A (ko) 2021-05-20 2021-05-20 컨버터

Publications (1)

Publication Number Publication Date
WO2022245163A1 true WO2022245163A1 (fr) 2022-11-24

Family

ID=84140689

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2022/007198 Ceased WO2022245163A1 (fr) 2021-05-20 2022-05-19 Convertisseur

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KR (1) KR20220157198A (fr)
WO (1) WO2022245163A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025089578A1 (fr) * 2023-10-23 2025-05-01 엘지이노텍 주식회사 Dispositif électronique

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980023282U (ko) * 1996-10-31 1998-07-25 배순훈 텔레비젼용 인쇄회로기판의 프레임 결합구조
KR0131103Y1 (ko) * 1995-08-16 1999-04-15 김강호 모니터의 메인 pcb기판접지장치
JP2005183496A (ja) * 2003-12-17 2005-07-07 Canon Inc フレキシブルプリント基板の接続方法及び接続構造
JP2009212311A (ja) * 2008-03-04 2009-09-17 Toyota Industries Corp 電子機器
KR101028341B1 (ko) * 2009-10-26 2011-04-11 엘지이노텍 주식회사 브라켓 일체형 방열 ｐｃｂ와 이를 구비한 구조물 및 이들의 제조방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0131103Y1 (ko) * 1995-08-16 1999-04-15 김강호 모니터의 메인 pcb기판접지장치
KR19980023282U (ko) * 1996-10-31 1998-07-25 배순훈 텔레비젼용 인쇄회로기판의 프레임 결합구조
JP2005183496A (ja) * 2003-12-17 2005-07-07 Canon Inc フレキシブルプリント基板の接続方法及び接続構造
JP2009212311A (ja) * 2008-03-04 2009-09-17 Toyota Industries Corp 電子機器
KR101028341B1 (ko) * 2009-10-26 2011-04-11 엘지이노텍 주식회사 브라켓 일체형 방열 ｐｃｂ와 이를 구비한 구조물 및 이들의 제조방법

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Publication number Publication date
KR20220157198A (ko) 2022-11-29

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