DE2700298A1 - Anordnung zum aufzeichnen und/oder lesen von informationen - Google Patents
Anordnung zum aufzeichnen und/oder lesen von informationenInfo
- Publication number
- DE2700298A1 DE2700298A1 DE19772700298 DE2700298A DE2700298A1 DE 2700298 A1 DE2700298 A1 DE 2700298A1 DE 19772700298 DE19772700298 DE 19772700298 DE 2700298 A DE2700298 A DE 2700298A DE 2700298 A1 DE2700298 A1 DE 2700298A1
- Authority
- DE
- Germany
- Prior art keywords
- plate
- opening
- storage medium
- cylindrical surface
- recording
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims description 47
- 238000000576 coating method Methods 0.000 claims description 13
- 239000004033 plastic Substances 0.000 claims description 13
- 229920003023 plastic Polymers 0.000 claims description 13
- 239000011248 coating agent Substances 0.000 claims description 12
- 230000004907 flux Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 7
- 229920002457 flexible plastic Polymers 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 8
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000009499 grossing Methods 0.000 description 9
- 238000000926 separation method Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 206010019233 Headaches Diseases 0.000 description 4
- 229920002799 BoPET Polymers 0.000 description 3
- 239000005041 Mylar™ Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010291 electrical method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
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
-
- 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
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
-
- 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
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/03—Containers for flat record carriers
- G11B23/033—Containers for flat record carriers for flexible discs
Landscapes
- Magnetic Record Carriers (AREA)
- Feeding And Guiding Record Carriers (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/647,021 US4063295A (en) | 1976-01-07 | 1976-01-07 | Flexible magnetic disc recording technique |
| US05/647,024 US4060839A (en) | 1976-01-07 | 1976-01-07 | Flexible information storage disc |
| US05/647,023 US4057840A (en) | 1976-01-07 | 1976-01-07 | Flexible disc recording cartridge |
| US05/647,022 US4079427A (en) | 1976-01-07 | 1976-01-07 | Flexible magnetic disc recording technique |
| US05/661,228 US4069508A (en) | 1976-02-25 | 1976-02-25 | Flexible magnetic disc recording system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2700298A1 true DE2700298A1 (de) | 1977-09-08 |
| DE2700298C2 DE2700298C2 (ja) | 1988-09-29 |
Family
ID=27542040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772700298 Granted DE2700298A1 (de) | 1976-01-07 | 1977-01-05 | Anordnung zum aufzeichnen und/oder lesen von informationen |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS52109914A (ja) |
| DE (1) | DE2700298A1 (ja) |
| FR (2) | FR2399091A1 (ja) |
| NL (1) | NL7700080A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3131889A1 (de) * | 1980-08-14 | 1982-05-13 | Sony Corp., Tokyo | Flexible magnetplatten-kassette und aufzeichnungs- und/oder wiedergabevorrichtung dafuer |
| DE3439354A1 (de) * | 1983-10-27 | 1985-05-23 | Canon K.K., Tokio/Tokyo | Mit einer flexiblen platte arbeitendes aufzeichnungs- und/oder wiedergabegeraet |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4124118A (en) * | 1976-08-09 | 1978-11-07 | Rca Corporation | Rotational restraint for a video disc package |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2343350A1 (de) * | 1972-08-28 | 1974-03-14 | Sony Corp | Magnetaufzeichnungs- und/oder wiedergabegeraet |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4919211B1 (ja) * | 1968-02-29 | 1974-05-16 | ||
| US3696350A (en) * | 1970-08-27 | 1972-10-03 | William D Cohen | Connected rotatable pliable disk and rigid disk with annular groove for recording using an air bearing |
| US3737880A (en) * | 1971-09-10 | 1973-06-05 | Arvin Ind Inc | Flexible disc with air intake in turntable |
| FR2167258A5 (ja) * | 1972-01-11 | 1973-08-24 | Thomson Csf | |
| DE2228365A1 (de) * | 1972-06-10 | 1973-12-20 | Ted Bildplatten | Aufzeichnungs- und/oder wiedergabegeraet fuer flexible aufzeichnungstraegerfolien |
| US3797035A (en) * | 1972-06-23 | 1974-03-12 | Ibm | Recording media orientation |
| US3912282A (en) * | 1972-11-17 | 1975-10-14 | Matsushita Electric Ind Co Ltd | Recording and reproducing apparatus using flexible recording media |
| JPS5622072B2 (ja) * | 1973-02-16 | 1981-05-22 | ||
| US3967320A (en) * | 1973-08-02 | 1976-06-29 | Licentia Patent-Verwaltungs-G.M.B.H. | Arrangement for guiding a rapidly rotating record carrier foil |
-
1977
- 1977-01-05 DE DE19772700298 patent/DE2700298A1/de active Granted
- 1977-01-06 NL NL7700080A patent/NL7700080A/xx not_active Application Discontinuation
- 1977-01-07 FR FR7700404A patent/FR2399091A1/fr active Granted
- 1977-01-07 JP JP70477A patent/JPS52109914A/ja active Granted
- 1977-12-07 FR FR7736870A patent/FR2361710A1/fr active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2343350A1 (de) * | 1972-08-28 | 1974-03-14 | Sony Corp | Magnetaufzeichnungs- und/oder wiedergabegeraet |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3131889A1 (de) * | 1980-08-14 | 1982-05-13 | Sony Corp., Tokyo | Flexible magnetplatten-kassette und aufzeichnungs- und/oder wiedergabevorrichtung dafuer |
| DE3439354A1 (de) * | 1983-10-27 | 1985-05-23 | Canon K.K., Tokio/Tokyo | Mit einer flexiblen platte arbeitendes aufzeichnungs- und/oder wiedergabegeraet |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2399091A1 (fr) | 1979-02-23 |
| FR2361710B1 (ja) | 1985-03-22 |
| NL7700080A (nl) | 1977-07-11 |
| FR2399091B1 (ja) | 1984-10-26 |
| JPS6228506B2 (ja) | 1987-06-20 |
| FR2361710A1 (fr) | 1978-03-10 |
| JPS52109914A (en) | 1977-09-14 |
| DE2700298C2 (ja) | 1988-09-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: PRINZ, E., DIPL.-ING. LEISER, G., DIPL.-ING., PAT. |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |