JPS54153962A - Ball screw - Google Patents

Ball screw

Info

Publication number
JPS54153962A
JPS54153962A JP6161778A JP6161778A JPS54153962A JP S54153962 A JPS54153962 A JP S54153962A JP 6161778 A JP6161778 A JP 6161778A JP 6161778 A JP6161778 A JP 6161778A JP S54153962 A JPS54153962 A JP S54153962A
Authority
JP
Japan
Prior art keywords
ball screw
ball
screw
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.)
Pending
Application number
JP6161778A
Other languages
Japanese (ja)
Inventor
Chiyuuji Tomita
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.)
Hitachi Healthcare Manufacturing Ltd
Original Assignee
Hitachi Medical Corp
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 Hitachi Medical Corp filed Critical Hitachi Medical Corp
Priority to JP6161778A priority Critical patent/JPS54153962A/en
Publication of JPS54153962A publication Critical patent/JPS54153962A/en
Pending legal-status Critical Current

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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/37—Loose spacing bodies
    • F16C33/3713—Loose spacing bodies with other rolling elements serving as spacing bodies, e.g. the spacing bodies are in rolling contact with the load carrying rolling elements
    • 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
    • F16H25/2233—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position
    • F16H25/2238—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with cages or means to hold the balls in position using ball spacers, i.e. spacers separating the balls, e.g. by forming a chain supporting the balls

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
JP6161778A 1978-05-25 1978-05-25 Ball screw Pending JPS54153962A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6161778A JPS54153962A (en) 1978-05-25 1978-05-25 Ball screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6161778A JPS54153962A (en) 1978-05-25 1978-05-25 Ball screw

Publications (1)

Publication Number Publication Date
JPS54153962A true JPS54153962A (en) 1979-12-04

Family

ID=13176303

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6161778A Pending JPS54153962A (en) 1978-05-25 1978-05-25 Ball screw

Country Status (1)

Country Link
JP (1) JPS54153962A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02300478A (en) * 1989-05-15 1990-12-12 Ohbayashi Corp Damping device for structure
JPH0861364A (en) * 1994-08-22 1996-03-08 Nippon Thompson Co Ltd Direct operated rolling guide unit
US6347558B1 (en) 1998-06-02 2002-02-19 Nsk Ltd. Ball screw device and linear motion device
WO2006068201A1 (en) * 2004-12-22 2006-06-29 Nsk Ltd. Ball screw
DE19925040C5 (en) * 1998-06-02 2009-01-29 Nsk Ltd. Ball screw device and Linearversatzeinrichtung
JP2010096356A (en) * 1998-06-02 2010-04-30 Nsk Ltd Ball screw mechanism

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02300478A (en) * 1989-05-15 1990-12-12 Ohbayashi Corp Damping device for structure
JPH0861364A (en) * 1994-08-22 1996-03-08 Nippon Thompson Co Ltd Direct operated rolling guide unit
US6347558B1 (en) 1998-06-02 2002-02-19 Nsk Ltd. Ball screw device and linear motion device
US6805019B2 (en) 1998-06-02 2004-10-19 Nsk Ltd. Ball screw device and linear motion device
US6813968B2 (en) 1998-06-02 2004-11-09 Nsk Ltd. Ball screw device and linear motion device
US7146869B2 (en) 1998-06-02 2006-12-12 Nsk Ltd. Ball screw device and linear motion device
US7159481B2 (en) 1998-06-02 2007-01-09 Nsk Ltd. Ball screw device and linear motion device
DE19925040C5 (en) * 1998-06-02 2009-01-29 Nsk Ltd. Ball screw device and Linearversatzeinrichtung
JP2010096356A (en) * 1998-06-02 2010-04-30 Nsk Ltd Ball screw mechanism
WO2006068201A1 (en) * 2004-12-22 2006-06-29 Nsk Ltd. Ball screw
JPWO2006068201A1 (en) * 2004-12-22 2008-06-12 日本精工株式会社 Ball screw

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