JP7788564B2 - 電動パワーステアリング装置 - Google Patents

電動パワーステアリング装置

Info

Publication number
JP7788564B2
JP7788564B2 JP2024546887A JP2024546887A JP7788564B2 JP 7788564 B2 JP7788564 B2 JP 7788564B2 JP 2024546887 A JP2024546887 A JP 2024546887A JP 2024546887 A JP2024546887 A JP 2024546887A JP 7788564 B2 JP7788564 B2 JP 7788564B2
Authority
JP
Japan
Prior art keywords
housing
bearing
electric power
power steering
steering device
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.)
Active
Application number
JP2024546887A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024058016A1 (https=
JPWO2024058016A5 (https=
Inventor
将俊 榎本
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.)
Astemo Ltd
Original Assignee
Astemo 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 Astemo Ltd filed Critical Astemo Ltd
Publication of JPWO2024058016A1 publication Critical patent/JPWO2024058016A1/ja
Publication of JPWO2024058016A5 publication Critical patent/JPWO2024058016A5/ja
Application granted granted Critical
Publication of JP7788564B2 publication Critical patent/JP7788564B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0442—Conversion of rotational into longitudinal movement
    • B62D5/0445—Screw drives
    • B62D5/0448—Ball nuts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/067—Fixing them in a housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0403—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by constructional features, e.g. common housing for motor and gear box

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Power Steering Mechanism (AREA)
JP2024546887A 2022-09-15 2023-09-06 電動パワーステアリング装置 Active JP7788564B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022146651 2022-09-15
JP2022146651 2022-09-15
PCT/JP2023/032444 WO2024058016A1 (ja) 2022-09-15 2023-09-06 電動パワーステアリング装置

Publications (3)

Publication Number Publication Date
JPWO2024058016A1 JPWO2024058016A1 (https=) 2024-03-21
JPWO2024058016A5 JPWO2024058016A5 (https=) 2025-05-29
JP7788564B2 true JP7788564B2 (ja) 2025-12-18

Family

ID=90274877

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024546887A Active JP7788564B2 (ja) 2022-09-15 2023-09-06 電動パワーステアリング装置

Country Status (4)

Country Link
JP (1) JP7788564B2 (https=)
CN (1) CN119894756A (https=)
DE (1) DE112023003844T5 (https=)
WO (1) WO2024058016A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200094869A1 (en) 2018-09-20 2020-03-26 Mando Corporation Rack assist electric power steering apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012001050A (ja) * 2010-06-15 2012-01-05 Jtekt Corp 電動パワーステアリング装置
JP2019093793A (ja) * 2017-11-20 2019-06-20 株式会社ジェイテクト 車両用ステアリング装置
JP7177758B2 (ja) * 2019-08-29 2022-11-24 日立Astemo株式会社 ステアリング装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200094869A1 (en) 2018-09-20 2020-03-26 Mando Corporation Rack assist electric power steering apparatus

Also Published As

Publication number Publication date
JPWO2024058016A1 (https=) 2024-03-21
CN119894756A (zh) 2025-04-25
DE112023003844T5 (de) 2025-08-21
WO2024058016A1 (ja) 2024-03-21

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