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 (https=
JPWO2023145147A5 (https=
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
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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.)
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Publication date
Application filed by NSK Ltd filed Critical NSK Ltd
Priority claimed from PCT/JP2022/038134 external-priority patent/WO2023145147A1/ja
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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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    • 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

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  • 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 (https=) 2023-08-03
JPWO2023145147A5 JPWO2023145147A5 (https=) 2023-12-27

Family

ID=87201344

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 (4)

Country Link
US (1) US11808328B2 (https=)
EP (1) EP4242490B1 (https=)
JP (1) JP7311074B1 (https=)
CN (1) CN116829851A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4317747A4 (en) * 2022-01-27 2025-01-15 NSK Ltd. NUT AND BALL SCREW DEVICE

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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6511463B2 (ja) 2014-10-01 2019-05-15 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
CN114364902B (zh) * 2020-04-13 2025-10-10 日本精工株式会社 滚珠丝杠装置

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
JPWO2023145147A1 (https=) 2023-08-03
US20230287967A1 (en) 2023-09-14
EP4242490A4 (en) 2023-11-08
US11808328B2 (en) 2023-11-07
CN116829851A (zh) 2023-09-29
EP4242490B1 (en) 2024-11-06
EP4242490A1 (en) 2023-09-13

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