JPWO2022210747A1 - - Google Patents

Info

Publication number
JPWO2022210747A1
JPWO2022210747A1 JP2023511400A JP2023511400A JPWO2022210747A1 JP WO2022210747 A1 JPWO2022210747 A1 JP WO2022210747A1 JP 2023511400 A JP2023511400 A JP 2023511400A JP 2023511400 A JP2023511400 A JP 2023511400A JP WO2022210747 A1 JPWO2022210747 A1 JP WO2022210747A1
Authority
JP
Japan
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.)
Granted
Application number
JP2023511400A
Other languages
Japanese (ja)
Other versions
JP7694649B2 (ja
JPWO2022210747A5 (https=
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 filed Critical
Publication of JPWO2022210747A1 publication Critical patent/JPWO2022210747A1/ja
Publication of JPWO2022210747A5 publication Critical patent/JPWO2022210747A5/ja
Application granted granted Critical
Publication of JP7694649B2 publication Critical patent/JP7694649B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • 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
    • F16C31/00—Bearings for parts which both rotate and move linearly
    • F16C31/04—Ball or roller bearings
    • F16C31/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • 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
    • F16C39/00—Relieving load on bearings
    • 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
    • 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/70—Diameters; Radii
    • F16C2240/80—Pitch circle diameters [PCD]
    • 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
    • F16C2322/00—Apparatus used in shaping articles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
JP2023511400A 2021-03-30 2022-03-29 ボールねじ装置 Active JP7694649B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021057340 2021-03-30
JP2021057340 2021-03-30
PCT/JP2022/015605 WO2022210747A1 (ja) 2021-03-30 2022-03-29 ボールねじ装置

Publications (3)

Publication Number Publication Date
JPWO2022210747A1 true JPWO2022210747A1 (https=) 2022-10-06
JPWO2022210747A5 JPWO2022210747A5 (https=) 2024-01-15
JP7694649B2 JP7694649B2 (ja) 2025-06-18

Family

ID=83456365

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023511400A Active JP7694649B2 (ja) 2021-03-30 2022-03-29 ボールねじ装置

Country Status (5)

Country Link
EP (1) EP4317746A4 (https=)
JP (1) JP7694649B2 (https=)
KR (1) KR102858061B1 (https=)
CN (1) CN116888384A (https=)
WO (1) WO2022210747A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003049920A (ja) * 2001-08-03 2003-02-21 Nsk Ltd ボールねじ
JP3381735B2 (ja) * 1993-04-12 2003-03-04 日本精工株式会社 ボールねじ装置
JP2004306728A (ja) * 2003-04-04 2004-11-04 Nsk Ltd 電動パワーステアリング装置
JP2019015318A (ja) * 2017-07-05 2019-01-31 日本精工株式会社 ボールねじ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3019253B2 (ja) * 1997-06-25 2000-03-13 本田技研工業株式会社 電動パワーステアリング装置
JP2017072233A (ja) * 2015-10-09 2017-04-13 日本精工株式会社 ボールねじ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3381735B2 (ja) * 1993-04-12 2003-03-04 日本精工株式会社 ボールねじ装置
JP2003049920A (ja) * 2001-08-03 2003-02-21 Nsk Ltd ボールねじ
JP2004306728A (ja) * 2003-04-04 2004-11-04 Nsk Ltd 電動パワーステアリング装置
JP2019015318A (ja) * 2017-07-05 2019-01-31 日本精工株式会社 ボールねじ

Also Published As

Publication number Publication date
KR20230153442A (ko) 2023-11-06
WO2022210747A1 (ja) 2022-10-06
CN116888384A (zh) 2023-10-13
JP7694649B2 (ja) 2025-06-18
KR102858061B1 (ko) 2025-09-11
EP4317746A4 (en) 2025-05-07
EP4317746A1 (en) 2024-02-07

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