JPH0645928Y2 - 空気磁気軸受型光偏向器 - Google Patents

空気磁気軸受型光偏向器

Info

Publication number
JPH0645928Y2
JPH0645928Y2 JP1988030312U JP3031288U JPH0645928Y2 JP H0645928 Y2 JPH0645928 Y2 JP H0645928Y2 JP 1988030312 U JP1988030312 U JP 1988030312U JP 3031288 U JP3031288 U JP 3031288U JP H0645928 Y2 JPH0645928 Y2 JP H0645928Y2
Authority
JP
Japan
Prior art keywords
magnet
magnetic bearing
type optical
optical deflector
cap
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
JP1988030312U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01135420U (en]
Inventor
光夫 鈴木
広喜 田島
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.)
Tohoku Ricoh Co Ltd
Ricoh Co Ltd
Original Assignee
Tohoku Ricoh Co Ltd
Ricoh Co 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 Tohoku Ricoh Co Ltd, Ricoh Co Ltd filed Critical Tohoku Ricoh Co Ltd
Priority to JP1988030312U priority Critical patent/JPH0645928Y2/ja
Publication of JPH01135420U publication Critical patent/JPH01135420U/ja
Application granted granted Critical
Publication of JPH0645928Y2 publication Critical patent/JPH0645928Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16C32/0427—Passive magnetic bearings with permanent magnets on both parts repelling each other for axial load mainly
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
    • 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
    • F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
JP1988030312U 1988-03-09 1988-03-09 空気磁気軸受型光偏向器 Expired - Lifetime JPH0645928Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988030312U JPH0645928Y2 (ja) 1988-03-09 1988-03-09 空気磁気軸受型光偏向器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988030312U JPH0645928Y2 (ja) 1988-03-09 1988-03-09 空気磁気軸受型光偏向器

Publications (2)

Publication Number Publication Date
JPH01135420U JPH01135420U (en]) 1989-09-18
JPH0645928Y2 true JPH0645928Y2 (ja) 1994-11-24

Family

ID=31255269

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988030312U Expired - Lifetime JPH0645928Y2 (ja) 1988-03-09 1988-03-09 空気磁気軸受型光偏向器

Country Status (1)

Country Link
JP (1) JPH0645928Y2 (en])

Also Published As

Publication number Publication date
JPH01135420U (en]) 1989-09-18

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