SCI常见经典句型.docx

SCI常见经典句型.docx

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SCI常见经典句型

Abstract:

Anair-bearingsurface（气体轴承表面,气垫面）ofaharddiskdriveslider（滑块）comprisesatrailingedgewhereinamagnetictransducer（磁换能器）iscoupledtotheair-bearingsurface.Aleadingedgeisoppositefromthetrailingedge.Achanneliscoupledtotheair-bearingsurfacewhereinthechannelcomprises:

aclosureatadistalendproximaltotheleadingedge;abottomsurface;andacenterofthechannelapproximatelyalignedcolinearwithacenterofthemagnetictransducer.Inthisconfigurationthechannelgeneratessignificantlymorenegativepressureproximaltotheleadingedgetherebystiffeningtheairbearingduringoperation.

Claims:

1.Anair-bearingsurfaceofaharddiskdriveslidercomprising:

atrailingedgewhereinamagnetictransduceriscoupledtosaidair-bearingsurface;aleadingedgeoppositelypositionedfromsaidtrailingedge;achannelcoupledtosaidair-bearingsurfacewhereinsaidchannelcomprises:

afrontclosureatadistalendfromsaidmagnetictransducer,proximaltosaidleadingedge;abottomsurface;andacenterofsaidchannelapproximatelyalignedcollinearlywithacenterofsaidmagnetictransducer,suchthatsaidchannelgeneratessignificantlymorenegativepressureproximaltosaidleadingedgetherebystiffeningtheairbearingduringoperation.

2.Theair-bearingsurfaceofclaim1whereinsaidair-bearingsurfacecomprisesmultiplecoplanarsurfacescoupledinfourstrata.

3.Theair-bearingsurfaceofclaim1whereinsaidchannelcomprisesaperimeterthatiscoincidenttoafirstandoutermoststratumofsaidair-bearingsurface.

4.Theair-bearingsurfaceofclaim1whereinsaidchannelbottomsurfacecomprisesasecondstratumseparatedfromsaidfirststratumatadistanceintherangeof0.10to0.22microns.

5.Theair-bearingsurfaceofclaim1whereinsaidchannelbottomsurfacecomprisesathirdstratumseparatedfromsaidfirststratumatadistanceintherangeof0.37to1.37microns.

6.Theair-bearingsurfaceofclaim1whereinsaidchannelbottomsurfacecomprisesafourthstratumseparatedfromsaidfirststratumatadistanceintherangeof2.00to5.37microns.

7.Theair-bearingsurfaceofclaim1whereinsaidchannelbottomsurfacecomprisessaidthirdstratumandsaidfourthstratum.

8.Theair-bearingsurfaceofclaim1whereinsaidchannelfurthercomprisesamidclosurebetweensaidfrontclosureandsaidtrailingedge.

9.Theair-bearingsurfaceofclaim4whereinsaidrangecomprises0.12to0.18microns.

10.Theair-bearingsurfaceofclaim5whereinsaidrangecomprises0.50to0.87microns.

11.Theair-bearingsurfaceofclaim6whereinsaidrangecomprises2.70to4.23microns.

12.Aharddiskdrivecomprising:

abasecastingforprovidingcouplingpointsforcomponentsandsub-assembliesofsaidharddiskdrive;amotor-hubassemblytowhichatleastonediskiscoupledallowingrotationofsaiddiskaboutanaxisapproximatelyperpendicularandcenteredtosaiddisk,whereinsaidmotor-hubassemblyiscoupledtosaidbasecasting,whereinsaiddiskcomprisesatleastonesurfaceofdatatracks;andaslidercoupledtosaidbasecastingbymeansofasuspensionandanactuatorsuchthatsaidsliderisarcuatelymovedacrosssaiddatatracks,whereinsaidslidercomprises:

atrailingedgewhereinamagnetictransduceriscoupledanair-bearingsurfaceofsaidslider;aleadingedgeoppositelypositionedfromsaidtrailingedge;achannelcoupledtosaidair-bearingsurfacewhereinsaidchannelcomprises:

afrontclosureatadistalendproximaltosaidleadingedge;abottomsurface;andacenterofsaidchannelapproximatelyalignedcolinearwithacenterofsaidmagnetictransducer,suchthatsaidchannelgeneratessignificantlymorenegativepressureproximaltosaidleadingedgetherebystiffeningtheairbearingduringoperation.

13.Theharddiskdriveofclaim12whereinsaidair-bearingsurfacecomprisesmultiplecoplanarsurfacescoupledinfourstrata.

14.Theharddiskdriveofclaim12whereinsaidchannelcomprisesaperimeterthatiscoincidenttoafirstandoutermoststratumofsaidair-bearingsurface.

15.Theharddiskdriveofclaim12whereinchannelbottomsurfacecomprisesasecondstratumseparatedfromsaidfirststratumatadistanceintherangeof0.10to0.22microns.

16.Theharddiskdriveofclaim12whereinsaidchannelbottomsurfacecomprisesathirdstratumseparatedfromsaidfirststratumatadistanceintherangeof0.37to1.37microns.

17.Theharddiskdriveofclaim12whereinsaidchannelbottomsurfacecomprisesafourthstratumseparatedfromsaidfirststratumatadistanceintherangeof2.00to5.37microns.

18.Theharddiskdriveofclaim12whereinsaidchannelbottomsurfacecomprisessaidthirdstratumandsaidfourthstratum.

19.Theharddiskdriveofclaim12whereinsaidchannelfurthercomprisesamidclosurebetweensaidfrontclosureandsaidtrailingedge.

20.Theharddiskdrivesliderofclaim15whereinsaidrangecomprises0.12to0.18microns.

21.Theharddiskdrivesliderofclaim16whereinsaidrangecomprises0.50to0.87microns.

22.Theharddiskdrivesliderofclaim17whereinsaidrangecomprises2.70to4.23microns.

23.Amethodoffabricatinganair-bearingsurfaceofaharddiskdriveslidersuchthatsaidchannelgeneratessignificantlymorenegativepressureproximaltosaidleadingedgetherebystiffeningtheairbearingduringoperationcomprising:

patterningafirststratumonsaidslidersuchthatafirstpatterncomprisesaclosedchannelataleadingedgeofsaidslider;etchingsaidfirstpatternintosaidfirststratumtherebydefiningaboundaryofsaidclosedchannel;patterningasecondstratumonsaidslidersuchthatasecondpatternfurthercomprisesaclosedchannelataleadingedgeofsaidslider;etchingsaidsecondpatternintosaidsecondstratumtherebyfurtherdefiningsaidboundaryanddefiningabottomsurfaceofsaidclosedchannel;patterningathirdstratumonsaidslidersuchthatathirdpatternfurthercomprisesaclosedchannelataleadingedgeofsaidslider;andetchingsaidthirdpatternintosaidsecondstratumtherebyfurtherdefiningsaidboundaryandfurtherdefiningsaidbottomsurfaceofsaidclosedchannel.

24.Themethodofclaim23whereinsaiddefiningsaidboundarycomprisesetchingaclosureatadistalendofsaidchannelproximaltoaleadingedgeofsaidslider.

25.Themethodofclaim23whereinsaiddefiningsaidboundaryfurthercomprisesetchingaclosureoppositesaiddistalendandproximaltoamagnetictransducerofsaidslider.

Description:

TECHNICALFIELD

[0001]Thisinventionrelatesgenerallytothefieldofdirectaccessstoragedevicesandinparticulartothedesignandfabricationofanair-bearingsurfaceforaharddiskdriveslider.

BACKGROUNDART

[0002]Directaccessstoragedevices（DASD）havebecomepartofeverydaylife,andassuch,expectationsanddemandscontinuallyincreaseforbetterperformanceatlowercost.Tomeetthesedemands,themechano-electricalassemblyinaDASDdevice,specificallytheHardDiskDrive（HDD）hasevolvedtomeetthesedemands.

[0003]InorderforanHDDtoholdmoredata,advancesinthemagnetictransduceraswellasthediskmediaonwhichthedataiswrittenhaveundergonemajoradvancesinthepastfewyears.Acriticalrelationshipbetweenthemagnetictransduceranddiskisthespacingbetweentheiradjacentsurfaces.Thisistypicallyknownastheflyheight.

[0004]ThemagnetictransducerfliesproximatelytothediskbyvirtueofanairfilmcreatedbythediskspinningnexttoapatternonthesurfaceoftheHDDslider（andmagnetictransducercontainedtherewithin）.ThispatternontheHDDsliderisknownastheair-bearingsurface,orABS.TheABSisfabricatedonthesurfaceofthesliderthatisclosesttothedisk.Typicallythemagnetictransducerresidesattheendofthesliderknownasthetrailingedgeoftheslider,socalledthetrailingedgebecauseitisthelastedgeoftheslidertoflyproximatelytothedisk.

[0005]Controloftheflyheightiscriticaltothedensityofdatathatcanbewrittenontothedisksurface.Oncethesliderisflyingabovethedisksurface,maintainingthedesiredflyheightiscriticaltotheoperationoftheHDD.Severalconditionscanarisethatcanchangetheflyheightoftheslider.Thefollowingexamplesarenotintendedtobeanall-inclusivelistofconditionsthatcanaffectflyheight.Thesefewexamplesarepresentedonlyforthesakeofillustration,brevityandclarity.MechanicalshockenteringtheHDDcancausetheABStobecomeunstableandloseitsabilitytoflythesliderproperly.Debriscaninteractwiththesliderandchangeitsflyheight.

SUMMARYOFTHEINVENTION

[0006]Variousembodimentsofthepresentinventionaredescribedherein.Anair-bearingsurfaceofaharddiskdriveslidercomprisesatrailingedgewhereinamagnetictransduceriscoupledtotheair-bearingsurface.Aleadingedgeisoppositefromthetrailingedge.Achanneliscoupledtotheair-bearingsurfacewhereinthechannelcomprises:

aclosureatadistalendproximaltotheleadingedge;abottomsurface;andacenterofthechannelapproximatelyalignedcolinearwithacenterofthemagnetictransducer.Inthisconfigurationthechannelgeneratessignificantlymorenegativepressureproximaltotheleadingedgetherebystiffeningtheairbearingduringoperation.

BRIEFDESCRIPTIONOFTHEDRAWINGS

[0007]Theaccompanyingdrawings,whichareincorporatedinandformapartofthisspecification,illustrateembodimentsoftheinventionand,togetherwiththedescription,servetoexplaintheprinciplesoftheinvention:

[0008]FIG.1isanisometricblow-apart