WO2021074975A1 - 電気機器 - Google Patents

電気機器 Download PDF

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Publication number
WO2021074975A1
WO2021074975A1 PCT/JP2019/040520 JP2019040520W WO2021074975A1 WO 2021074975 A1 WO2021074975 A1 WO 2021074975A1 JP 2019040520 W JP2019040520 W JP 2019040520W WO 2021074975 A1 WO2021074975 A1 WO 2021074975A1
Authority
WO
WIPO (PCT)
Prior art keywords
connector
socket
electric unit
distance
unit
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/JP2019/040520
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
祐也 奥田
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to PCT/JP2019/040520 priority Critical patent/WO2021074975A1/ja
Priority to CN201980101365.4A priority patent/CN114556713B/zh
Priority to JP2021552021A priority patent/JP7243847B2/ja
Priority to US17/765,586 priority patent/US12016147B2/en
Publication of WO2021074975A1 publication Critical patent/WO2021074975A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/621—Bolt, set screw or screw clamp
    • H01R13/6215—Bolt, set screw or screw clamp using one or more bolts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • 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
    • H02M1/00—Details of apparatus for conversion
    • 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
    • H05K7/02—Arrangements of circuit components or wiring on supporting structure
    • H05K7/023—Stackable modules
    • 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
    • H05K7/14324—Housings specially adapted for power drive units or power converters comprising modular units, e.g. DIN rail mounted units

Definitions

  • the technology disclosed in this specification relates to an electric device in which a first electric unit and a second electric unit are combined.
  • the first electric unit and the second electric unit are electrically connected and fixed to each other.
  • the connector of the first electric unit (second electric unit) is fitted into the socket of the second electric unit (first electric unit), and both are electrically connected. Will be done.
  • the connector does not fit in the socket.
  • the present specification provides a structure in which a connector and a socket can be easily fitted when the first electric unit and the second electric unit are combined.
  • the electrical equipment disclosed in the present specification includes a first electric unit and a second electric unit that are fixed to each other.
  • a connector is arranged on the first surface of the first electric unit.
  • the second surface of the second electric unit faces the first surface of the first electric unit.
  • the second surface is provided with a socket that fits into the connector.
  • One of the first electric unit and the second electric unit is provided with a stud bolt extending toward the other, and the other of the first electric unit and the second electric unit is provided with a bolt hole through which the stud bolt is inserted. ing.
  • the distance from the stud bolt to the bolt hole when the second electrical unit is separated from the first electrical unit while maintaining the state in which the first surface faces the second surface. (Bolt-hole distance) is shorter than the distance from the connector to the socket (connector-socket distance). That is, when the first electric unit and the second electric unit are combined, the stud bolt enters the bolt hole before the connector enters the socket. The stud bolt enters the bolt hole and guides the connector and socket to the correct position. Unlike ordinary bolts, stud bolts are fixed independently to one of the two units. In the electrical equipment disclosed herein, the connector and the socket can be easily aligned by using the stud bolt and the bolt hole as a guide for locating the connector and the socket.
  • one of the first and second electrical units is provided with a positioning pin that extends toward the other and is positioned on the other of the first and second electrical units.
  • a positioning hole through which the pin is inserted may be provided.
  • the clearance between the positioning pin and the positioning hole (pin clearance) is smaller than the clearance between the stud bolt and the bolt hole (bolt clearance).
  • the stud bolt first enters the bolt hole, and the connector and the socket are positioned by the bolt clearance. Further, when the second electric unit is brought closer to the first electric unit, the positioning pin enters the positioning hole. As a result, connectors and sockets are more accurately positioned with pin clearance. When the second electric unit is further brought closer to the first electric unit, the tip of the connector reaches the socket and the connector smoothly enters the socket.
  • the positioning pin and the positioning hole By adding the positioning pin and the positioning hole, the position of the connector and the socket is adjusted in two steps. That is, by adding the positioning pin and the positioning hole, the connector and the socket can be connected more smoothly.
  • the connector has a tip portion and a base portion whose outer diameter is larger than the outer diameter of the tip portion. Since the outer diameter of the base is smaller than the outer diameter of the tip, the clearance between the tip and the inner diameter of the socket (tip clearance) is larger than the clearance between the base and the inner diameter (base clearance). In that case, when the second electric unit is separated from the first electric unit while maintaining the state where the first surface faces the second surface, the pin-hole distance is longer than the connector-socket distance, and the tip It should be shorter than the distance from the boundary between the base and the base to the socket.
  • the stud bolt enters the bolt hole and the position of the connector and the socket is adjusted before the thin tip of the connector reaches the socket. At this time, the positioning pin has not reached the positioning hole.
  • the positions of the connectors and sockets are adjusted by bolt clearance.
  • the bolt clearance is smaller than the tip clearance, so the tip of the connector fits smoothly into the socket.
  • the positioning pin enters the positioning hole before the base reaches the socket, and the positions of the connector and the socket are adjusted by the pin clearance.
  • the pin clearance is smaller than the base clearance, so the base of the connector fits smoothly into the socket.
  • the socket may have a tip and a base.
  • the inner diameter of the base of the socket is smaller than the inner diameter of the tip.
  • the clearance between the tip and the outer diameter of the connector is greater than the clearance between the base and the outer diameter.
  • the electric device of the embodiment is a power converter 10 mounted on an electric vehicle.
  • FIG. 1 shows a circuit diagram of a power system of an electric vehicle 100 including a power converter 10.
  • the power converter 10 converts the electric power of the main battery 3 into the driving electric power of the traveling motor 6.
  • the power converter 10 is composed of an inverter unit 20 and a voltage converter unit 40.
  • the inverter unit 20 and the voltage converter unit 40 are configured as separate housings, but the housings are fixed to each other.
  • the voltage converter unit 40 houses the voltage converter circuit 11.
  • the voltage converter circuit 11 is connected to the main battery 3 and the sub-battery 4.
  • the output voltage of the main battery 3 exceeds 100, and the output voltage of the sub battery 4 is about 20 volts.
  • the voltage converter circuit 11 steps down the output voltage of the main battery 3 and supplies the reduced voltage power to the sub-battery 4. That is, the voltage converter circuit 11 is provided to charge the sub-battery 4 with the electric power of the main battery 3.
  • Auxiliary equipment 5 is connected to the sub-battery 4.
  • Auxiliary device 5 is a general term for devices that operate by receiving electric power from a sub-battery 4, such as a car stereo, a room lamp, and a navigation device. A detailed description of the voltage converter circuit 11 will be omitted.
  • the inverter unit 20 houses the inverter circuit 12.
  • the inverter circuit 12 converts the DC power of the main battery 3 into AC power and supplies it to the traveling motor 6.
  • the voltage converter unit 40 and the inverter unit 20 are electrically connected by the connector 30 and the socket 50.
  • the connector 30 is provided in the inverter unit 20, and the socket 50 is provided in the voltage converter unit 40.
  • the socket 50 is provided with a pair of socket terminals 51.
  • the pair of socket terminals 51 are connected to a pair of power lines 13 that connect the main battery 3 and the voltage converter circuit 11.
  • the connector 30 is provided with a pair of connector terminals 31.
  • the pair of connector terminals 31 are connected to the inverter circuit 12 built in the inverter unit 20.
  • FIG. 2 shows a perspective view of the power converter 10.
  • FIG. 3 shows an exploded perspective view of the voltage converter unit 40 separated from the inverter unit 20.
  • the + Z direction of the coordinate system in the figure is defined as "up”.
  • each of the voltage converter unit 40 and the inverter unit 20 has a coordinate system, and the directions of the Z axes are opposite to each other.
  • the inverter unit 20 is provided with a plurality of flanges 24 on the side surface of the housing.
  • the flange 24 is provided with a through hole 29.
  • the specific flanges (flange 24a and flange 24b) are provided with stud bolts 25 and positioning pins 26.
  • the stud bolt 25 and the positioning pin 26 are fixed to the flanges 24a and 24b.
  • the stud bolt 25 is arranged at a diagonal position of the rectangular upper surface 21 of the inverter unit 20, and the positioning pin 26 is also arranged at a diagonal position of the upper surface 21.
  • the positioning pin (positioning hole) is sometimes called a dowel pin (dowel hole).
  • the connector 30 described above is provided on the upper surface 22 of the inverter unit 20.
  • the connector terminal 31 is exposed on the top surface of the connector 30.
  • the voltage converter unit 40 is provided with a plurality of legs 44 on the side surface of the housing.
  • the leg 44 is provided with a through hole 49.
  • the specific legs (legs 44a and 44b) are provided with bolt holes 45 penetrating the legs and positioning holes 46.
  • the bolt holes 45 and the positioning holes 46 of the legs 44a (44b) are arranged at positions facing the stud bolts 25 of the flanges 24a (24b) and the positioning pins 26 when the voltage converter unit 40 is combined with the inverter unit 20.
  • the socket 50 described above is arranged on the lower surface 41 of the voltage converter unit 40.
  • the socket 50 is arranged at a position facing the connector 30 when the voltage converter unit 40 is combined with the inverter unit 20.
  • the socket terminal 51 described above is exposed at the bottom of the socket 50.
  • the legs 44 of the voltage converter unit 40 face the flange 24 of the inverter unit 20.
  • the bolt 91 is inserted into the through hole 49 of the leg 44 and the through hole 29 of the flange 24.
  • a nut (not shown) is attached to the bolt 91 inserted through the through holes 29 and 49, and the leg 44 and the flange 24, that is, the voltage converter unit 40 and the inverter unit 20 are fixed to each other.
  • the stud bolt 25 of the flange 24a (24b) is inserted into the bolt hole 45 of the leg 44a (44b), and then the nut 92 is fixed.
  • the positioning pin 26 of the flange 24a (24b) is inserted into the positioning hole 46 of the leg 44a (44b).
  • the connector 30 When the voltage converter unit 40 is fixed to the inverter unit 20, the connector 30 is fitted into the socket 50, the connector terminal 31 is connected to the socket terminal 51, and the voltage converter unit 40 and the inverter unit 20 are electrically connected. ..
  • FIG. 4 shows a plan view of the power converter 10.
  • the connector 30 and the socket 50 are shown by broken lines.
  • a cross section cut along the VV line of FIG. 4 is shown in FIG.
  • FIG. 5 shows a cross section cut in a plane crossing the stud bolt 25, the positioning pin 26, the connector 30, and the socket 50.
  • FIG. 5 only one of the pair of connector terminals 31 (a pair of socket terminals 51) is shown, and the other is not shown.
  • the internal structure of the voltage converter unit 40 is not shown except for the socket terminal 51.
  • the internal structure of the inverter unit 20 is not shown except for the connector terminal 31.
  • FIG. 5 shows a cross-sectional view when the voltage converter unit 40 is separated from the inverter unit 20 while maintaining the state in which the lower surface 41 of the voltage converter unit 40 faces the upper surface 21 of the inverter unit 20.
  • FIG. 5 shows the relationship between the stud bolt 25 of the flange 24a and the positioning pin 26, the bolt hole 45 and the positioning hole 46 of the leg 44a, the connector 30, and the socket 50.
  • the relationship between the stud bolt 25 of the flange 24b and the positioning pin 26, the bolt hole 45 and the positioning hole 46 of the leg 44b, the connector 30, and the socket 50 is the same as that shown in FIG.
  • Connector 30 and socket 0 are made of resin.
  • a connector terminal 31 passes through the inside of the connector 30.
  • the socket 50 is a tubular structure, and the socket terminal 51 is exposed at the bottom thereof. When the connector 30 is completely fitted to the socket 50, the connector terminal 31 is connected to the socket terminal 51. Although not shown, the connector terminal 31 and the socket terminal 51 are fastened together with screws.
  • the distance from the tip 25a of the stud bolt 25 to the bolt hole 45 is shorter than the distance from the tip 30a of the connector 30 to the tip 50a of the socket 50 (connector-socket distance Lb) (La ⁇ Lb). ).
  • the distance from the tip 26a of the positioning pin 26 to the positioning hole 46 is longer than the bolt-hole distance La and shorter than the connector-socket distance Lb (La ⁇ Lc ⁇ Lb).
  • bolt clearance Ca is smaller than the clearance between the connector 30 and the socket 50 (connector clearance Cc).
  • the clearance between the positioning pin 26 and the positioning hole 46 is smaller than the bolt clearance Ca. That is, the relationship of Cb ⁇ Ca ⁇ Cc is established.
  • the bolt clearance Ca means the difference between the outer diameter of the stud bolt 25 and the inner diameter of the bolt hole 45.
  • the pin clearance Cb means the difference between the outer diameter of the positioning pin 26 and the inner diameter of the positioning hole 46.
  • the connector clearance Cc means the difference between the outer diameter of the connector 30 and the inner diameter of the socket 50.
  • the connector 30 smoothly fits into the socket 50. That is, when the voltage converter unit 40 is brought close to the inverter unit 20, the stud bolt 25 is inserted into the bolt hole 45 before the connector 30 reaches the socket 50.
  • the connector 30 and the socket 50 approach each other at a distance within the bolt clearance Ca in the horizontal direction.
  • the positioning pin 26 When the voltage converter unit 40 is further brought closer, the positioning pin 26 is inserted into the positioning hole 46. Even if the positioning pin 26 reaches the positioning hole 46, the connector 30 does not reach the socket 50. At this time, the connector 30 and the socket 50 approach each other within a pin clearance Cb in the horizontal direction. The connector clearance Cc is much larger than the pin clearance Cb. Therefore, when the voltage converter unit 40 is brought closer to the inverter unit 20, the connector 30 can be smoothly fitted into the socket 50. In the power converter 10 of the embodiment, the connector 30 and the socket 50 can be easily aligned when the voltage converter unit 40 and the inverter unit 20 are combined.
  • a gasket 39 is arranged at the base of the connector 30.
  • FIG. 6 is a cross-sectional view of the power converter 10a.
  • the cross section of FIG. 6 corresponds to the cross section of FIG.
  • the power converter 10a differs from the power converter 10 of the embodiment in the shape of the connector 130 and the length of the positioning pin 126.
  • the connector 130 is divided into a tip portion 131 and a base portion 132.
  • the base portion 132 has a larger outer diameter than the tip portion 131.
  • the outer diameter of the base 132 is slightly smaller than the inner diameter of the socket 50.
  • Both the connector 130 and the socket 50 are made of resin.
  • the distance from the tip 25a of the stud bolt 25 to the bolt hole 45 is shorter than the distance from the tip 130a of the connector 130 to the tip 50a of the socket 50 (connector-socket distance Lb) (La ⁇ Lb). ).
  • the distance from the tip 126a of the positioning pin 126 to the positioning hole 46 is longer than the connector-socket distance Lb (Lb ⁇ Lc).
  • the pin-hole distance Lc is shorter than the distance from the boundary 133 between the tip 131 and the base 132 to the tip 50a of the socket 50 (boundary-socket distance Ld). That is, the relationship of La ⁇ Lb ⁇ Lc ⁇ Ld is established.
  • bolt clearance Ca is smaller than the clearance between the tip 131 of the connector 130 and the socket 50 (connector tip clearance Cc).
  • the bolt clearance Ca is larger than the clearance between the base 132 of the connector 130 and the socket 50 (connector base clearance Cd) (Cd ⁇ Ca).
  • the connector base clearance Cd is larger than the clearance between the positioning pin 26 and the positioning hole 46 (pin clearance Cb). That is, the relationship of Cb ⁇ Cd ⁇ Ca ⁇ Cc is established.
  • the connector 130 smoothly fits into the socket 50. That is, when the voltage converter unit 40 is brought closer to the inverter unit 20, the stud bolt 25 is inserted into the bolt hole 45 before the connector 130 reaches the socket 50. The connector 130 and the socket 50 approach each other at a distance within the bolt clearance Ca in the horizontal direction. When the voltage converter unit 40 is brought closer to the inverter unit 20, the tip 131 of the connector 130 reaches the socket 50. At this time, the positioning pin 126 has not reached the positioning hole 46. However, since the connector 130 and the socket 50 are close to each other within the bolt clearance Ca in the horizontal direction, the tip 131 smoothly enters the socket 50.
  • the positioning pin 126 When the voltage converter unit 40 is brought closer to the inverter unit 20, the positioning pin 126 reaches the positioning hole 46 before the tip 50a of the socket 50 reaches the boundary 133 of the connector 130. When the positioning pin 126 enters the positioning hole 46, the socket 50 and the connector 130 approach each other within the distance of the pin clearance Cb in the horizontal direction. Since there is a relationship of pin clearance Cb ⁇ connector base clearance Cd, when the voltage converter unit 40 is further brought closer to the inverter unit 20, the base 132 of the connector 130 can smoothly enter the socket 50.
  • the connector 30 and the socket 50 can be fitted more smoothly when the voltage converter unit 40 and the inverter unit 20 are combined.
  • a gasket 39 is arranged at the base of the connector 130.
  • the tip 50a of the socket 50 comes into contact with the gasket 39, and the space between the connector 130 and the socket 50 is sealed.
  • the gasket may be provided on the outer circumference of the base 132 of the connector 130.
  • FIG. 7 is a cross-sectional view of the power converter 10b.
  • the cross section of FIG. 7 corresponds to the cross section of FIG.
  • the power converter 10b differs from the power converter 10 of the embodiment in the shape of the socket 150 and the length of the positioning pin 226.
  • the connector 30 is the same as the connector 30 of the power converter 10 of the embodiment.
  • the socket 150 is divided into a tip portion 151 and a base portion 152.
  • the socket 150 has a tubular shape, and the base portion 152 has a larger inner diameter than the tip portion 151.
  • the inner diameter of the base 152 is slightly larger than the outer diameter of the connector 30.
  • Both the connector 30 and the socket 150 are made of resin.
  • the distance from the tip 25a of the stud bolt 25 to the bolt hole 45 is larger than the distance from the tip 30a of the connector 30 to the tip 150a (tip 151) of the socket 150 (connector-socket distance Lb).
  • Short (La ⁇ Lb).
  • the distance (pin-hole distance Lc) from the tip 226a of the positioning pin 226 to the positioning hole 46 is longer than the connector-socket distance Lb (Lb ⁇ Lc).
  • the pin-hole distance Lc is shorter than the distance from the boundary 153 between the tip portion 151 and the base portion 152 to the tip end 30a of the connector 30 (connector-boundary distance Ld). That is, the relationship of La ⁇ Lb ⁇ Lc ⁇ Ld is established.
  • the clearance between the stud bolt 25 and the bolt hole 45 is smaller than the clearance between the tip 151 of the socket 150 and the connector 30 (socket tip clearance Cc).
  • the bolt clearance Ca is larger than the clearance between the base 152 of the socket 150 and the connector 30 (socket base clearance Cd) (Cd ⁇ Ca).
  • the socket base clearance Cd is larger than the clearance between the positioning pin 26 and the positioning hole 46 (pin clearance Cb). That is, the relationship of Cb ⁇ Cd ⁇ Ca ⁇ Cc is established.
  • the connector 30 smoothly fits into the socket 150. That is, when the voltage converter unit 40 is brought close to the inverter unit 20, the stud bolt 25 is inserted into the bolt hole 45 before the connector 30 reaches the socket 150.
  • the connector 30 and the socket 150 approach each other at a distance within the bolt clearance Ca in the horizontal direction.
  • the tip 151 of the socket 150 reaches the tip 30a of the connector 30.
  • the positioning pin 126 has not reached the positioning hole 46.
  • the connector 30 and the socket 150 are close to each other within the bolt clearance Ca in the horizontal direction, the connector 30 smoothly enters the tip portion 151 of the socket 150.
  • the connector 30 cannot smoothly enter the base 152 of the socket 150 as it is.
  • the positioning pin 126 When the voltage converter unit 40 is brought closer to the inverter unit 20, the positioning pin 126 reaches the positioning hole 46 before the tip 30a of the connector 30 reaches the boundary 153 of the socket 150. When the positioning pin 126 enters the positioning hole 46, the socket 150 and the connector 30 approach each other within the distance of the pin clearance Cb in the horizontal direction. Since the pin clearance Cb ⁇ socket base clearance Cd, when the voltage converter unit 40 is brought closer to the inverter unit 20, the connector 30 can smoothly enter the base 152 of the socket 150.
  • the power converter 10b of the second modification fits the connector 30 and the socket 50 more smoothly when the voltage converter unit 40 and the inverter unit 20 are combined. Can be done.
  • a gasket 39 is arranged at the base of the connector 30.
  • the tip 150a of the socket 150 comes into contact with the gasket 39, and the space between the connector 30 and the socket 150 is sealed.
  • the gasket may be provided on the inner circumference of the base 152 of the socket 150.
  • the inverter unit 20 corresponds to an example of the first electric unit
  • the voltage converter unit 40 corresponds to an example of the second electric unit.
  • the techniques disclosed herein are also preferably applied to combinations of devices other than the voltage converter unit 40 and the inverter unit 20.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
PCT/JP2019/040520 2019-10-15 2019-10-15 電気機器 Ceased WO2021074975A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PCT/JP2019/040520 WO2021074975A1 (ja) 2019-10-15 2019-10-15 電気機器
CN201980101365.4A CN114556713B (zh) 2019-10-15 2019-10-15 电气设备
JP2021552021A JP7243847B2 (ja) 2019-10-15 2019-10-15 電気機器
US17/765,586 US12016147B2 (en) 2019-10-15 2019-10-15 Electrical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/040520 WO2021074975A1 (ja) 2019-10-15 2019-10-15 電気機器

Publications (1)

Publication Number Publication Date
WO2021074975A1 true WO2021074975A1 (ja) 2021-04-22

Family

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Application Number Title Priority Date Filing Date
PCT/JP2019/040520 Ceased WO2021074975A1 (ja) 2019-10-15 2019-10-15 電気機器

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Country Link
US (1) US12016147B2 (https=)
JP (1) JP7243847B2 (https=)
CN (1) CN114556713B (https=)
WO (1) WO2021074975A1 (https=)

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JP7848789B2 (ja) * 2023-12-26 2026-04-21 トヨタ自動車株式会社 駆動装置

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JPH06140097A (ja) * 1992-10-27 1994-05-20 Fujitsu Ltd 電子機器の接続構造
JPH1029600A (ja) * 1996-07-16 1998-02-03 Ishikawajima Harima Heavy Ind Co Ltd 宇宙空間用コネクタ着脱装置
JP2001203042A (ja) * 2000-01-17 2001-07-27 Sumitomo Wiring Syst Ltd プロテクタ

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