FR2406233A1 - Matrice de disques et son procede de realisation - Google Patents
Matrice de disques et son procede de realisationInfo
- Publication number
- FR2406233A1 FR2406233A1 FR7828020A FR7828020A FR2406233A1 FR 2406233 A1 FR2406233 A1 FR 2406233A1 FR 7828020 A FR7828020 A FR 7828020A FR 7828020 A FR7828020 A FR 7828020A FR 2406233 A1 FR2406233 A1 FR 2406233A1
- Authority
- FR
- France
- Prior art keywords
- openings
- realization process
- disc matrix
- series
- metal layer
- 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
- 239000011159 matrix material Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000002184 metal Substances 0.000 abstract 3
- 238000003491 array Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
Classifications
-
- 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
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
Landscapes
- Manufacturing Optical Record Carriers (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Magnetic Record Carriers (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
L'invention concerne les matrices de disques et les procédés de fabrication. Dans une forme intermédiaire, la matrice comporte un substrat 12 en forme de disque, couvert d'une couche métallique 14 munie d'une série d'ouvertures et une série de bosses 20 arrondies, de hauteur uniforme, correspondant aux ouvertures et alternant avec les parties métalliques de la couche 14 métallique. L'invention s'applique aux vidéo-disques.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40263673A | 1973-10-01 | 1973-10-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2406233A1 true FR2406233A1 (fr) | 1979-05-11 |
FR2406233B1 FR2406233B1 (fr) | 1982-07-09 |
Family
ID=23592722
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7433062A Expired FR2246896B1 (fr) | 1973-10-01 | 1974-10-01 | |
FR7828022A Granted FR2406235A1 (fr) | 1973-10-01 | 1978-09-29 | Matrice de disques et son procede de realisation |
FR7828021A Granted FR2406234A1 (fr) | 1973-10-01 | 1978-09-29 | Matrice de disques et son procede de realisation |
FR7828020A Granted FR2406233A1 (fr) | 1973-10-01 | 1978-09-29 | Matrice de disques et son procede de realisation |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7433062A Expired FR2246896B1 (fr) | 1973-10-01 | 1974-10-01 | |
FR7828022A Granted FR2406235A1 (fr) | 1973-10-01 | 1978-09-29 | Matrice de disques et son procede de realisation |
FR7828021A Granted FR2406234A1 (fr) | 1973-10-01 | 1978-09-29 | Matrice de disques et son procede de realisation |
Country Status (8)
Country | Link |
---|---|
US (1) | US4141731A (fr) |
JP (3) | JPS5428081B2 (fr) |
CA (1) | CA1039999A (fr) |
DE (1) | DE2443077B2 (fr) |
FR (4) | FR2246896B1 (fr) |
GB (3) | GB1489776A (fr) |
IT (1) | IT1019433B (fr) |
NL (1) | NL165316C (fr) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL165316C (nl) * | 1973-10-01 | 1981-03-16 | Mca Disco Vision | Werkwijze voor de vervaardiging van een schrijfvormige video-afdrukmatrijs uitgaande van een moederschijf. |
AU520835B2 (en) * | 1977-03-24 | 1982-03-04 | World Development Laboratories | Optical recording system and method |
NL7809227A (nl) * | 1978-09-11 | 1980-03-13 | Philips Nv | Registratiedrager met een optisch uitleesbare, stra- lingsreflekterende informatiestruktuur. |
FR2450683A1 (fr) * | 1979-03-06 | 1980-10-03 | Thomson Brandt | Procede et appareil de realisation de disque video |
US5577015A (en) * | 1980-07-16 | 1996-11-19 | Discovision Associates | System for recording digital information in a pulse-length modulation |
CA1147858A (fr) * | 1980-07-16 | 1983-06-07 | Discovision Associates | Systeme d'enregistrement de donnees numeriques a modulation de la duree d'impulsion |
US5253244A (en) * | 1980-07-16 | 1993-10-12 | Discovision Associates | System for recording digital information in a pulse-length modulation format |
US5553047A (en) * | 1980-07-16 | 1996-09-03 | Discovision Associates | System for recording digital information in a pulse-length modulation format |
US4470053A (en) * | 1981-02-13 | 1984-09-04 | Minnesota Mining And Manufacturing Company | Protuberant optical recording medium |
JPS58158225A (ja) * | 1982-03-15 | 1983-09-20 | Toshiba Corp | 情報記録用基板の製造方法 |
DE3377173D1 (en) * | 1982-09-29 | 1988-07-28 | Toshiba Kk | Radiation-sensitive carrier body utilized as stamper structure |
JPS6028048A (ja) * | 1983-07-25 | 1985-02-13 | Matsushita Electric Ind Co Ltd | マスタ−スタンパ−の製造方法 |
CA2020180C (fr) * | 1989-06-30 | 2000-01-04 | Stephen A. Zager | Methode de fabrication de supports d'information a cuvettes a lecture optique |
US5266136A (en) * | 1989-12-19 | 1993-11-30 | Canon Kabushiki Kaisha | Process for producing a roll stamper for molding a substrate sheet for information recording mediums |
US5324188A (en) * | 1989-12-19 | 1994-06-28 | Canon Kabushiki Kaisha | Roller stamper for molding a substrate sheet to become an information recording medium |
KR960016007B1 (ko) * | 1993-02-08 | 1996-11-25 | 삼성전자 주식회사 | 반도체 칩 범프의 제조방법 |
US5475533A (en) * | 1993-08-02 | 1995-12-12 | Applied Physics Research, L.P. | Apparatus for enhancing the brightness of an image and method of making the same |
JP6985529B2 (ja) * | 2018-10-18 | 2021-12-22 | 株式会社パイオラックス | 開閉体のロック装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3313626A (en) * | 1962-08-01 | 1967-04-11 | Russeli H Whitney | Process of making a lithographic printing plate |
FR1601186A (fr) * | 1968-06-06 | 1970-08-10 | ||
GB1228591A (fr) * | 1968-03-14 | 1971-04-15 | ||
US3658954A (en) * | 1968-07-24 | 1972-04-25 | Mca Technology Inc | Duplicating process for video disc records |
US3661580A (en) * | 1970-01-30 | 1972-05-09 | Rca Corp | Photographic method for producing a cathode-ray tube screen structure |
US3687664A (en) * | 1968-07-24 | 1972-08-29 | Gauss Electrophysics Inc | Duplicating process for video disc records |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3794509A (en) * | 1971-06-29 | 1974-02-26 | Goodyear Tire & Rubber | Carbon disk processing technique to retard oxidation |
US3795534A (en) * | 1972-04-19 | 1974-03-05 | Rca Corp | Manufacture of video discs |
NL165316C (nl) * | 1973-10-01 | 1981-03-16 | Mca Disco Vision | Werkwijze voor de vervaardiging van een schrijfvormige video-afdrukmatrijs uitgaande van een moederschijf. |
US3954469A (en) * | 1973-10-01 | 1976-05-04 | Mca Disco-Vision, Inc. | Method of creating a replicating matrix |
-
1974
- 1974-09-03 NL NL7411705.A patent/NL165316C/xx not_active IP Right Cessation
- 1974-09-09 DE DE19742443077 patent/DE2443077B2/de active Granted
- 1974-09-27 GB GB25471/77A patent/GB1489776A/en not_active Expired
- 1974-09-27 GB GB42150/74A patent/GB1489774A/en not_active Expired
- 1974-09-27 GB GB25705/77A patent/GB1489777A/en not_active Expired
- 1974-09-30 CA CA210,354A patent/CA1039999A/fr not_active Expired
- 1974-09-30 IT IT53265/74A patent/IT1019433B/it active
- 1974-09-30 JP JP11178174A patent/JPS5428081B2/ja not_active Expired
- 1974-10-01 FR FR7433062A patent/FR2246896B1/fr not_active Expired
-
1976
- 1976-01-02 US US05/646,053 patent/US4141731A/en not_active Expired - Lifetime
-
1978
- 1978-09-04 JP JP10767778A patent/JPS5494005A/ja active Granted
- 1978-09-04 JP JP10767878A patent/JPS5494006A/ja active Pending
- 1978-09-29 FR FR7828022A patent/FR2406235A1/fr active Granted
- 1978-09-29 FR FR7828021A patent/FR2406234A1/fr active Granted
- 1978-09-29 FR FR7828020A patent/FR2406233A1/fr active Granted
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3313626A (en) * | 1962-08-01 | 1967-04-11 | Russeli H Whitney | Process of making a lithographic printing plate |
GB1228591A (fr) * | 1968-03-14 | 1971-04-15 | ||
FR1601186A (fr) * | 1968-06-06 | 1970-08-10 | ||
US3658954A (en) * | 1968-07-24 | 1972-04-25 | Mca Technology Inc | Duplicating process for video disc records |
US3687664A (en) * | 1968-07-24 | 1972-08-29 | Gauss Electrophysics Inc | Duplicating process for video disc records |
US3661580A (en) * | 1970-01-30 | 1972-05-09 | Rca Corp | Photographic method for producing a cathode-ray tube screen structure |
Also Published As
Publication number | Publication date |
---|---|
NL165316B (nl) | 1980-10-15 |
JPS5494006A (en) | 1979-07-25 |
NL7411705A (nl) | 1975-04-03 |
FR2406234A1 (fr) | 1979-05-11 |
FR2246896B1 (fr) | 1979-07-06 |
DE2443077B2 (de) | 1977-01-20 |
JPS5494005A (en) | 1979-07-25 |
GB1489776A (en) | 1977-10-26 |
IT1019433B (it) | 1977-11-10 |
FR2246896A1 (fr) | 1975-05-02 |
CA1039999A (fr) | 1978-10-10 |
US4141731A (en) | 1979-02-27 |
JPS5428081B2 (fr) | 1979-09-13 |
DE2443077A1 (de) | 1975-04-10 |
JPS5062402A (fr) | 1975-05-28 |
GB1489777A (en) | 1977-10-26 |
FR2406235B1 (fr) | 1982-07-02 |
FR2406233B1 (fr) | 1982-07-09 |
NL165316C (nl) | 1981-03-16 |
JPS6114578B2 (fr) | 1986-04-19 |
FR2406235A1 (fr) | 1979-05-11 |
FR2406234B1 (fr) | 1982-11-19 |
GB1489774A (en) | 1977-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
TP | Transmission of property |