JPH0362557B2 - - Google Patents

Info

Publication number
JPH0362557B2
JPH0362557B2 JP1106897A JP10689789A JPH0362557B2 JP H0362557 B2 JPH0362557 B2 JP H0362557B2 JP 1106897 A JP1106897 A JP 1106897A JP 10689789 A JP10689789 A JP 10689789A JP H0362557 B2 JPH0362557 B2 JP H0362557B2
Authority
JP
Japan
Prior art keywords
balance weight
vertical
rail
horizontal
ruler
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.)
Expired - Lifetime
Application number
JP1106897A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02160599A (ja
Inventor
Eiji Muto
Koichi Yamazaki
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.)
Mutoh Industries Ltd
Original Assignee
Mutoh Industries 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 Mutoh Industries Ltd filed Critical Mutoh Industries Ltd
Priority to JP10689789A priority Critical patent/JPH02160599A/ja
Publication of JPH02160599A publication Critical patent/JPH02160599A/ja
Publication of JPH0362557B2 publication Critical patent/JPH0362557B2/ja
Granted 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
    • F16C39/00—Relieving load on bearings
    • F16C39/06—Relieving load on bearings using magnetic means
    • F16C39/063—Permanent magnets
    • 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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/0408—Passive magnetic bearings
    • F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
    • F16C32/0434—Passive magnetic bearings with permanent magnets on both parts repelling each other for parts moving linearly

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drawing Aids And Blackboards (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
JP10689789A 1989-04-26 1989-04-26 平行定規装置 Granted JPH02160599A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10689789A JPH02160599A (ja) 1989-04-26 1989-04-26 平行定規装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10689789A JPH02160599A (ja) 1989-04-26 1989-04-26 平行定規装置

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP9148379A Division JPS5617293A (en) 1979-07-20 1979-07-20 Parallel rule

Publications (2)

Publication Number Publication Date
JPH02160599A JPH02160599A (ja) 1990-06-20
JPH0362557B2 true JPH0362557B2 (en]) 1991-09-26

Family

ID=14445259

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10689789A Granted JPH02160599A (ja) 1989-04-26 1989-04-26 平行定規装置

Country Status (1)

Country Link
JP (1) JPH02160599A (en])

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1511445A1 (de) * 1966-05-15 1969-04-10 Kulcke Dipl Ing Otto Vorrichtung zur Sicherung der Parallelfuehrung einer Reissschiene
JPS6036949Y2 (ja) * 1975-09-26 1985-11-01 日本電気ホームエレクトロニクス株式会社 ビデオテ−プレコ−ダ
JPS53145747A (en) * 1977-05-24 1978-12-19 Mutoh Ind Ltd Mechanism for reducing moving load of cursor for rail type universal parallel ruler or like

Also Published As

Publication number Publication date
JPH02160599A (ja) 1990-06-20

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