JP7586382B1 - ボールねじ装置 - Google Patents

ボールねじ装置 Download PDF

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Publication number
JP7586382B1
JP7586382B1 JP2024541225A JP2024541225A JP7586382B1 JP 7586382 B1 JP7586382 B1 JP 7586382B1 JP 2024541225 A JP2024541225 A JP 2024541225A JP 2024541225 A JP2024541225 A JP 2024541225A JP 7586382 B1 JP7586382 B1 JP 7586382B1
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Japan
Prior art keywords
raceway
screw shaft
groove surface
ball
pair
Prior art date
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Active
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JP2024541225A
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English (en)
Japanese (ja)
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JPWO2024232201A1 (https=
JPWO2024232201A5 (https=
Inventor
晃広 渡部
靖巳 渡辺
和也 山田
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.)
NSK Ltd
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NSK Ltd
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Publication date
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Publication of JPWO2024232201A1 publication Critical patent/JPWO2024232201A1/ja
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Publication of JP7586382B1 publication Critical patent/JP7586382B1/ja
Publication of JPWO2024232201A5 publication Critical patent/JPWO2024232201A5/ja
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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

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Braking Arrangements (AREA)
JP2024541225A 2023-05-09 2024-04-05 ボールねじ装置 Active JP7586382B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023077324 2023-05-09
JP2023077324 2023-05-09
PCT/JP2024/014081 WO2024232201A1 (ja) 2023-05-09 2024-04-05 ボールねじ装置

Publications (3)

Publication Number Publication Date
JPWO2024232201A1 JPWO2024232201A1 (https=) 2024-11-14
JP7586382B1 true JP7586382B1 (ja) 2024-11-19
JPWO2024232201A5 JPWO2024232201A5 (https=) 2025-04-15

Family

ID=93430015

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024541225A Active JP7586382B1 (ja) 2023-05-09 2024-04-05 ボールねじ装置

Country Status (4)

Country Link
JP (1) JP7586382B1 (https=)
CN (1) CN121079522A (https=)
DE (1) DE112024000978T5 (https=)
WO (1) WO2024232201A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019190506A (ja) * 2018-04-20 2019-10-31 Thk株式会社 ボールねじ装置
US20200300343A1 (en) * 2019-03-23 2020-09-24 Claverham Limited Linear actuators

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003166616A (ja) * 2001-09-21 2003-06-13 Koyo Seiko Co Ltd 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
JP2019190506A (ja) * 2018-04-20 2019-10-31 Thk株式会社 ボールねじ装置
US20200300343A1 (en) * 2019-03-23 2020-09-24 Claverham Limited Linear actuators

Also Published As

Publication number Publication date
DE112024000978T5 (de) 2025-12-11
WO2024232201A1 (ja) 2024-11-14
JPWO2024232201A1 (https=) 2024-11-14
CN121079522A (zh) 2025-12-05

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