CN1350129A - 空气动压轴承及其光偏转器 - Google Patents

空气动压轴承及其光偏转器 Download PDF

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Publication number
CN1350129A
CN1350129A CN01135838.6A CN01135838A CN1350129A CN 1350129 A CN1350129 A CN 1350129A CN 01135838 A CN01135838 A CN 01135838A CN 1350129 A CN1350129 A CN 1350129A
Authority
CN
China
Prior art keywords
bearing
hydrodynamic bearing
air hydrodynamic
air
light deflector
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
CN01135838.6A
Other languages
English (en)
Chinese (zh)
Inventor
石塚丰
中川久弥
滝泽道明
桑泽隆文
小林寿政
饭泽章敏
竹村政夫
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.)
Nidec Instruments Corp
Original Assignee
Sankyo Seiki Manufacturing 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 Sankyo Seiki Manufacturing Co Ltd filed Critical Sankyo Seiki Manufacturing Co Ltd
Publication of CN1350129A publication Critical patent/CN1350129A/zh
Pending legal-status Critical Current

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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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors
    • G02B26/121—Mechanical drive devices for polygonal mirrors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Sliding-Contact Bearings (AREA)
  • Motor Or Generator Frames (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Laser Beam Printer (AREA)
  • Mechanical Optical Scanning Systems (AREA)
CN01135838.6A 2000-10-24 2001-10-23 空气动压轴承及其光偏转器 Pending CN1350129A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP323420/00 2000-10-24
JP2000323420A JP2002130285A (ja) 2000-10-24 2000-10-24 空気動圧軸受および光偏向器

Publications (1)

Publication Number Publication Date
CN1350129A true CN1350129A (zh) 2002-05-22

Family

ID=18801087

Family Applications (1)

Application Number Title Priority Date Filing Date
CN01135838.6A Pending CN1350129A (zh) 2000-10-24 2001-10-23 空气动压轴承及其光偏转器

Country Status (3)

Country Link
US (1) US20020060828A1 (enExample)
JP (1) JP2002130285A (enExample)
CN (1) CN1350129A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100419288C (zh) * 2002-05-27 2008-09-17 株式会社三协精机制作所 油动压轴承装置及轴回转型电机
CN100458200C (zh) * 2006-02-08 2009-02-04 建准电机工业股份有限公司 具气动压轴承的主轴马达的转盘构造
CN111749978A (zh) * 2019-03-29 2020-10-09 日本电产株式会社 气体动压轴承、马达以及送风装置

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003269459A (ja) * 2002-03-18 2003-09-25 Minebea Co Ltd 焼結軸受の製造方法
JP4534083B2 (ja) * 2003-11-26 2010-09-01 日本電産サンキョー株式会社 電着塗装材料、摺動部材及びカードリーダ
US7408726B2 (en) * 2005-06-30 2008-08-05 Hoya Corporation Lens alignment apparatus
US8107195B2 (en) * 2009-05-01 2012-01-31 ALPHANA Technology, Co., Ltd. Fluid dynamic bearing unit and disk drive device including the same
JP5840226B2 (ja) * 2011-12-09 2016-01-06 三菱電機株式会社 電動機
JP2019097232A (ja) * 2017-11-17 2019-06-20 株式会社豊田自動織機 電動圧縮機
JP6965228B2 (ja) 2018-10-30 2021-11-10 ミネベアミツミ株式会社 モータ

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100419288C (zh) * 2002-05-27 2008-09-17 株式会社三协精机制作所 油动压轴承装置及轴回转型电机
CN100458200C (zh) * 2006-02-08 2009-02-04 建准电机工业股份有限公司 具气动压轴承的主轴马达的转盘构造
CN111749978A (zh) * 2019-03-29 2020-10-09 日本电产株式会社 气体动压轴承、马达以及送风装置
CN111749978B (zh) * 2019-03-29 2022-04-08 日本电产株式会社 气体动压轴承、马达以及送风装置

Also Published As

Publication number Publication date
JP2002130285A (ja) 2002-05-09
US20020060828A1 (en) 2002-05-23

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication