IE45947B1 - A stabilizing backing plate for a flexible disk store - Google Patents

A stabilizing backing plate for a flexible disk store

Info

Publication number
IE45947B1
IE45947B1 IE2544/77A IE254477A IE45947B1 IE 45947 B1 IE45947 B1 IE 45947B1 IE 2544/77 A IE2544/77 A IE 2544/77A IE 254477 A IE254477 A IE 254477A IE 45947 B1 IE45947 B1 IE 45947B1
Authority
IE
Ireland
Prior art keywords
plate
depressions
backing plate
portions
disk
Prior art date
Application number
IE2544/77A
Other languages
English (en)
Other versions
IE45947L (en
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IE45947L publication Critical patent/IE45947L/xx
Publication of IE45947B1 publication Critical patent/IE45947B1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Laminated Bodies (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Separation Of Gases By Adsorption (AREA)
IE2544/77A 1976-12-15 1977-12-14 A stabilizing backing plate for a flexible disk store IE45947B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB52382/76A GB1525529A (en) 1976-12-15 1976-12-15 Stabilizing backing plate for a flexible disc store

Publications (2)

Publication Number Publication Date
IE45947L IE45947L (en) 1978-06-15
IE45947B1 true IE45947B1 (en) 1983-01-12

Family

ID=10463722

Family Applications (1)

Application Number Title Priority Date Filing Date
IE2544/77A IE45947B1 (en) 1976-12-15 1977-12-14 A stabilizing backing plate for a flexible disk store

Country Status (21)

Country Link
JP (1) JPS5818695B2 (en:Method)
AU (1) AU510246B2 (en:Method)
BE (1) BE859813A (en:Method)
CA (1) CA1114499A (en:Method)
CH (1) CH621645A5 (en:Method)
CS (1) CS227655B2 (en:Method)
DE (1) DE2747901C2 (en:Method)
DK (1) DK557677A (en:Method)
ES (1) ES464446A1 (en:Method)
FR (1) FR2374717A1 (en:Method)
GB (1) GB1525529A (en:Method)
IE (1) IE45947B1 (en:Method)
IL (1) IL53135A (en:Method)
IN (1) IN147861B (en:Method)
IT (1) IT1114687B (en:Method)
NL (1) NL7712988A (en:Method)
NO (1) NO774300L (en:Method)
OA (1) OA05822A (en:Method)
SE (1) SE7713737L (en:Method)
SU (1) SU884590A3 (en:Method)
ZA (1) ZA776781B (en:Method)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2950353A (en) * 1955-07-05 1960-08-23 Litton Industries Inc Pliant disk magnetic recording apparatus
US3110889A (en) * 1960-05-02 1963-11-12 Lab For Electronics Inc Magnetic disc storage device
US3178719A (en) * 1961-07-20 1965-04-13 Lab For Electronics Inc Magnetic disc
JPS4919211B1 (en:Method) * 1968-02-29 1974-05-16
BE792354A (fr) * 1971-12-11 1973-03-30 Ted Bildplatten Appareil d'enregistrement et/ou de reproduction pour une feuille flexible de porteur d'enregistrement
JPS5427726B2 (en:Method) * 1972-04-15 1979-09-12
JPS4913012A (en:Method) * 1972-05-17 1974-02-05
JPS4912173A (en:Method) * 1972-05-17 1974-02-02
US3951264A (en) * 1974-10-29 1976-04-20 Dynastor, Inc. Flexible disc cartridge
JPS5816541B2 (ja) * 1976-04-05 1983-03-31 キヤノン株式会社 フレキシブル・シ−トを用いた記録又は再生装置

Also Published As

Publication number Publication date
JPS5818695B2 (ja) 1983-04-14
DE2747901C2 (de) 1983-04-14
FR2374717A1 (fr) 1978-07-13
ZA776781B (en) 1979-06-27
BE859813A (fr) 1978-02-15
NL7712988A (nl) 1978-06-19
AU3133177A (en) 1979-06-14
IT1114687B (it) 1986-01-27
FR2374717B1 (en:Method) 1981-09-11
JPS5395002A (en) 1978-08-19
AU510246B2 (en) 1980-06-19
OA05822A (fr) 1981-05-31
IN147861B (en:Method) 1980-07-26
ES464446A1 (es) 1979-09-16
SE7713737L (sv) 1978-06-16
CH621645A5 (en) 1981-02-13
IE45947L (en) 1978-06-15
IL53135A0 (en) 1977-12-30
DE2747901A1 (de) 1978-06-22
IL53135A (en) 1982-01-31
GB1525529A (en) 1978-09-20
NO774300L (no) 1978-06-16
CS227655B2 (en) 1984-05-14
CA1114499A (en) 1981-12-15
SU884590A3 (ru) 1981-11-23
DK557677A (da) 1978-06-16

Similar Documents

Publication Publication Date Title
US5576918A (en) Magnetic disk medium with designed textured surfaces and controlled surface roughness and method of producing same
US6534425B1 (en) Mask design and method for controlled profile fabrication
IE45947B1 (en) A stabilizing backing plate for a flexible disk store
US4120505A (en) Stabilizing backing plate for a flexible disk store
JP2009070544A (ja) 磁気記録媒体の製造方法、及び磁気記録媒体
US6132813A (en) High density plasma surface modification for improving antiwetting properties
US20020008078A1 (en) Method of making substrate with micro-protrusions or micro-cavities
EP0074058B1 (en) Disc coating method
EP0354773A2 (en) Optical disk manufacture
JP2918207B2 (ja) 研磨装置および研磨方法
JPH0726213B2 (ja) アルミニウム製光ディスク基板の製造方法
JP3203691B2 (ja) 磁気ディスクの製造方法
JP2969361B2 (ja) 磁気ディスク基板の製造方法
US5713531A (en) Base plate assembly for tape cassette for increasing corrosion resistance
JPH06274868A (ja) 磁気記録媒体
US20060216550A1 (en) Method of manufacturing master disk for magnetic transfer, master disk for magnetic transfer, and magnetic recording medium
JPH06124437A (ja) 磁気記録媒体および磁気記録装置
JPH0332577A (ja) 研摩板およびその製造方法
JP2889775B2 (ja) 磁気記録媒体
JPH02149952A (ja) スタンパー製造方法
JPH02294931A (ja) 磁気記録媒体用基板のテクスチャー加工方法
JPS62250507A (ja) 磁気テ−プ用薄膜磁気ヘツドの製造方法
JP2005118988A (ja) 光化学プロセスを使用してｇｍｒラッピングプレートにテクスチャーを付与する方法及び装置
JPH10340443A (ja) 磁気記録媒体用基板及びその粗面化方法
JPH09231561A (ja) 磁気記録媒体の製造方法