GB2344598B - A hydro bearing disc drive lubricant - Google Patents

A hydro bearing disc drive lubricant

Info

Publication number
GB2344598B
GB2344598B GB0004051A GB0004051A GB2344598B GB 2344598 B GB2344598 B GB 2344598B GB 0004051 A GB0004051 A GB 0004051A GB 0004051 A GB0004051 A GB 0004051A GB 2344598 B GB2344598 B GB 2344598B
Authority
GB
United Kingdom
Prior art keywords
disc drive
bearing disc
drive lubricant
hydro bearing
hydro
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 - Fee Related
Application number
GB0004051A
Other versions
GB2344598A (en
GB0004051D0 (en
Inventor
Raquib Uddin Khan
Gregory I Rudd
Louis Borelis
Hans Leuthold
Gunter Karl Heine
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Priority claimed from GB9809177A external-priority patent/GB2322729B/en
Publication of GB0004051D0 publication Critical patent/GB0004051D0/en
Publication of GB2344598A publication Critical patent/GB2344598A/en
Application granted granted Critical
Publication of GB2344598B publication Critical patent/GB2344598B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G11B19/2018—Incorporating means for passive damping of vibration, either in the turntable, motor or mounting
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/065—Sulfides; Selenides; Tellurides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/065—Sulfides; Selenides; Tellurides
    • C10M2201/066—Molybdenum sulfide
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    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/08—Inorganic acids or salts thereof
    • C10M2201/084—Inorganic acids or salts thereof containing sulfur, selenium or tellurium
    • C—CHEMISTRY; METALLURGY
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    • C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/1006—Petroleum or coal fractions, e.g. tars, solvents, bitumen used as base material
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    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/102—Aliphatic fractions
    • C10M2203/1025—Aliphatic fractions used as base material
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    • C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
    • C10M2203/104—Aromatic fractions
    • C10M2203/1045—Aromatic fractions used as base material
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    • C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
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GB0004051A 1995-10-30 1996-10-25 A hydro bearing disc drive lubricant Expired - Fee Related GB2344598B (en)

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US812495P 1995-10-30 1995-10-30
GB9809177A GB2322729B (en) 1995-10-30 1996-10-25 Disc drive spindle motor having hydro bearing with lubricant optimized with disc drive compatible additives

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CN111040823B (en) * 2020-01-02 2022-06-28 济南佳进新材料有限公司 Anti-wear agent, application thereof, preparation method thereof, ashless hydraulic oil composition and preparation method thereof
CN114149850A (en) * 2021-11-29 2022-03-08 安美科技股份有限公司 Anti-friction agent and preparation method thereof

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ES8801940A1 (en) * 1985-12-23 1988-03-01 Gpm Espanola Compressor lubricant prepn.
WO1995024033A1 (en) * 1994-03-02 1995-09-08 Conner Peripherals, Inc. Oxidation-stabilized hydrocarbon liquid bearings for lubricated disk drives

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GB0004051D0 (en) 2000-04-12

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