JP7311074B1 - ナット及びボールねじ装置 - Google Patents

ナット及びボールねじ装置 Download PDF

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Publication number
JP7311074B1
JP7311074B1 JP2023518389A JP2023518389A JP7311074B1 JP 7311074 B1 JP7311074 B1 JP 7311074B1 JP 2023518389 A JP2023518389 A JP 2023518389A JP 2023518389 A JP2023518389 A JP 2023518389A JP 7311074 B1 JP7311074 B1 JP 7311074B1
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JP
Japan
Prior art keywords
outer peripheral
axial direction
inner peripheral
nut
peripheral side
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
JP2023518389A
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English (en)
Japanese (ja)
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JPWO2023145147A1 (cg-RX-API-DMAC7.html
JPWO2023145147A5 (cg-RX-API-DMAC7.html
Inventor
泰明 阿部
秀平 弓場
靖巳 渡辺
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.)
NSK Ltd
Original Assignee
NSK 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 NSK Ltd filed Critical NSK Ltd
Application granted granted Critical
Publication of JP7311074B1 publication Critical patent/JP7311074B1/ja
Publication of JPWO2023145147A1 publication Critical patent/JPWO2023145147A1/ja
Publication of JPWO2023145147A5 publication Critical patent/JPWO2023145147A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
    • F16H25/2223—Cross over deflectors between adjacent thread turns, e.g. S-form deflectors connecting neighbouring threads
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
    • F16H25/2219—Axially mounted end-deflectors
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
JP2023518389A 2022-01-27 2022-10-13 ナット及びボールねじ装置 Active JP7311074B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022010680 2022-01-27
JP2022010680 2022-01-27
PCT/JP2022/038134 WO2023145147A1 (ja) 2022-01-27 2022-10-13 ナット及びボールねじ装置

Publications (3)

Publication Number Publication Date
JP7311074B1 true JP7311074B1 (ja) 2023-07-19
JPWO2023145147A1 JPWO2023145147A1 (cg-RX-API-DMAC7.html) 2023-08-03
JPWO2023145147A5 JPWO2023145147A5 (cg-RX-API-DMAC7.html) 2023-12-27

Family

ID=86693122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023518389A Active JP7311074B1 (ja) 2022-01-27 2022-10-13 ナット及びボールねじ装置

Country Status (5)

Country Link
US (1) US11808328B2 (cg-RX-API-DMAC7.html)
EP (1) EP4242490B1 (cg-RX-API-DMAC7.html)
JP (1) JP7311074B1 (cg-RX-API-DMAC7.html)
CN (1) CN116829851B (cg-RX-API-DMAC7.html)
WO (1) WO2023145147A1 (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023145262A1 (ja) * 2022-01-27 2023-08-03 日本精工株式会社 ナット及びボールねじ装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021032364A (ja) * 2019-08-27 2021-03-01 日本ピストンリング株式会社 ボール循環部品
JP2021188687A (ja) * 2020-05-29 2021-12-13 日本精工株式会社 ボールねじ装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6277253A (ja) 1985-09-30 1987-04-09 Koito Mfg Co Ltd 車輛用コ−ナリングランプシステム
JP2002364726A (ja) * 2001-04-05 2002-12-18 Thk Co Ltd ボールねじ用シール及びこのボールねじ用シールを用いたボールねじ
JP2005083519A (ja) * 2003-09-10 2005-03-31 Nsk Ltd ボールねじ装置
JP5883258B2 (ja) * 2011-09-14 2016-03-09 Thk株式会社 ボールねじ装置
JP5953836B2 (ja) * 2012-03-09 2016-07-20 株式会社ジェイテクト 電動パワーステアリング装置
JP2014145464A (ja) * 2013-01-30 2014-08-14 Jtekt Corp ボールねじ
JP2015025544A (ja) * 2013-07-29 2015-02-05 株式会社ジェイテクト ボールねじ装置
JP6197664B2 (ja) * 2014-01-24 2017-09-20 日本精工株式会社 ボールねじ
WO2016051434A1 (ja) 2014-10-01 2016-04-07 黒田精工株式会社 ボールねじ機構のデフレクタ及びボールねじ機構
WO2021210307A1 (ja) * 2020-04-13 2021-10-21 日本精工株式会社 ボールねじ装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021032364A (ja) * 2019-08-27 2021-03-01 日本ピストンリング株式会社 ボール循環部品
JP2021188687A (ja) * 2020-05-29 2021-12-13 日本精工株式会社 ボールねじ装置

Also Published As

Publication number Publication date
US11808328B2 (en) 2023-11-07
WO2023145147A1 (ja) 2023-08-03
EP4242490A4 (en) 2023-11-08
JPWO2023145147A1 (cg-RX-API-DMAC7.html) 2023-08-03
EP4242490A1 (en) 2023-09-13
EP4242490B1 (en) 2024-11-06
CN116829851A (zh) 2023-09-29
CN116829851B (zh) 2026-05-29
US20230287967A1 (en) 2023-09-14

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