SG10201912471WA - Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate - Google Patents
Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrateInfo
- Publication number
- SG10201912471WA SG10201912471WA SG10201912471WA SG10201912471WA SG10201912471WA SG 10201912471W A SG10201912471W A SG 10201912471WA SG 10201912471W A SG10201912471W A SG 10201912471WA SG 10201912471W A SG10201912471W A SG 10201912471WA SG 10201912471W A SG10201912471W A SG 10201912471WA
- Authority
- SG
- Singapore
- Prior art keywords
- manufacturing
- annular glass
- glass substrate
- annular
- blank
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73911—Inorganic substrates
- G11B5/73921—Glass or ceramic substrates
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
- B28D1/24—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising with cutting discs
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
- C03B33/027—Scoring tool holders; Driving mechanisms therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
- C03B33/04—Cutting or splitting in curves, especially for making spectacle lenses
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B33/00—Severing cooled glass
- C03B33/09—Severing cooled glass by thermal shock
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Thermal Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015256791 | 2015-12-28 | ||
| JP2016064839 | 2016-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG10201912471WA true SG10201912471WA (en) | 2020-02-27 |
Family
ID=59224815
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG10201912471WA SG10201912471WA (en) | 2015-12-28 | 2016-12-28 | Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate |
| SG11201804418PA SG11201804418PA (en) | 2015-12-28 | 2016-12-28 | Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201804418PA SG11201804418PA (en) | 2015-12-28 | 2016-12-28 | Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate |
Country Status (5)
| Country | Link |
|---|---|
| JP (2) | JP6385595B2 (en) |
| CN (2) | CN110751961B (en) |
| MY (1) | MY188163A (en) |
| SG (2) | SG10201912471WA (en) |
| WO (1) | WO2017115871A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7227273B2 (en) * | 2018-11-30 | 2023-02-21 | Hoya株式会社 | Glass plate manufacturing method, glass plate chamfering method, and magnetic disk manufacturing method |
| US20220227654A1 (en) * | 2019-06-28 | 2022-07-21 | Hoya Corporation | Method for manufacturing glass plate and method for manufacturing magnetic disk |
| CN112397098B (en) * | 2020-11-30 | 2021-11-02 | 北京中科开迪软件有限公司 | Heating equipment for mother disc of blue-ray disc |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3632254B2 (en) * | 1995-09-27 | 2005-03-23 | 日本板硝子株式会社 | Foil cutter and brittle material plate cutting method |
| JP4421697B2 (en) * | 1999-06-15 | 2010-02-24 | 三星ダイヤモンド工業株式会社 | Break device |
| JP4342039B2 (en) * | 1999-06-15 | 2009-10-14 | 三星ダイヤモンド工業株式会社 | Glass scriber and scribing method |
| JP2004256391A (en) * | 2004-05-18 | 2004-09-16 | Beldex Corp | Scribing method and apparatus |
| JP2006294170A (en) * | 2005-04-13 | 2006-10-26 | Toshiba Corp | Disk device |
| TWI454433B (en) * | 2005-07-06 | 2014-10-01 | Mitsuboshi Diamond Ind Co Ltd | A scribing material for a brittle material and a method for manufacturing the same, a scribing method using a scribing wheel, a scribing device, and a scribing tool |
| JP5467707B2 (en) * | 2006-03-24 | 2014-04-09 | Ｈｏｙａ株式会社 | Manufacturing method of glass substrate for magnetic disk and manufacturing method of magnetic disk |
| JP4942428B2 (en) * | 2006-09-01 | 2012-05-30 | Ｈｏｙａ株式会社 | Manufacturing method and processing apparatus of glass substrate for magnetic disk, and manufacturing method of magnetic disk |
| US7757380B2 (en) * | 2006-11-10 | 2010-07-20 | Hitachi Global Storage Technologies Netherlands B.V. | Methods for the manufacture of notched trailing shields |
| JP4748115B2 (en) * | 2007-06-12 | 2011-08-17 | コニカミノルタオプト株式会社 | Glass substrate for magnetic recording medium and magnetic recording medium |
| JP5465456B2 (en) * | 2009-03-27 | 2014-04-09 | ダブリュディ・メディア・シンガポール・プライベートリミテッド | Magnetic disk |
| JP5126351B2 (en) * | 2009-12-25 | 2013-01-23 | 旭硝子株式会社 | Disk-shaped glass substrate and method for manufacturing disk-shaped glass substrate |
| JP5844610B2 (en) * | 2010-11-02 | 2016-01-20 | Hoya株式会社 | Manufacturing method of glass substrate for magnetic disk |
| JP5902914B2 (en) * | 2010-11-02 | 2016-04-13 | Hoya株式会社 | Manufacturing method of glass substrate for magnetic disk |
| JP5335983B2 (en) * | 2011-10-05 | 2013-11-06 | Ｈｏｙａ株式会社 | Glass substrate for magnetic disk and magnetic recording medium |
| CN104205218A (en) * | 2012-03-30 | 2014-12-10 | 旭硝子株式会社 | Supporting shaft, method for polishing end surface of magnetic disk glass substrate, and method for manufacturing magnetic disk glass substrate |
| CN108847256B (en) * | 2013-02-22 | 2020-04-03 | Hoya株式会社 | Annular substrate, substrate for magnetic disk and manufacturing method thereof, magnetic disk and manufacturing method thereof |
| JP2014188729A (en) * | 2013-03-26 | 2014-10-06 | Mitsuboshi Diamond Industrial Co Ltd | Scribing wheel, scribing device, and method of manufacturing scribing wheel |
| JP6156967B2 (en) * | 2013-04-30 | 2017-07-05 | Hoya株式会社 | Glass substrate manufacturing method, magnetic disk manufacturing method, and glass substrate end surface polishing apparatus |
| JP2015069668A (en) * | 2013-09-29 | 2015-04-13 | Hoya株式会社 | Manufacturing method of magnetic disk glass substrate and manufacturing method of magnetic disk |
| JP2015154871A (en) * | 2014-02-21 | 2015-08-27 | Hoya株式会社 | endoscope insertion assisting device |
-
2016
- 2016-12-28 WO PCT/JP2016/089203 patent/WO2017115871A1/en active Application Filing
- 2016-12-28 MY MYPI2018701605A patent/MY188163A/en unknown
- 2016-12-28 JP JP2017559253A patent/JP6385595B2/en active Active
- 2016-12-28 CN CN201910948533.5A patent/CN110751961B/en active Active
- 2016-12-28 SG SG10201912471WA patent/SG10201912471WA/en unknown
- 2016-12-28 CN CN201680067880.1A patent/CN108292510B/en active Active
- 2016-12-28 SG SG11201804418PA patent/SG11201804418PA/en unknown
-
2018
- 2018-08-07 JP JP2018148523A patent/JP6884736B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| SG11201804418PA (en) | 2018-06-28 |
| WO2017115871A1 (en) | 2017-07-06 |
| MY188163A (en) | 2021-11-24 |
| JP6385595B2 (en) | 2018-09-05 |
| CN110751961B (en) | 2021-10-26 |
| JP6884736B2 (en) | 2021-06-09 |
| JPWO2017115871A1 (en) | 2018-08-30 |
| CN110751961A (en) | 2020-02-04 |
| JP2019011242A (en) | 2019-01-24 |
| CN108292510B (en) | 2019-11-01 |
| CN108292510A (en) | 2018-07-17 |
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