JPH0526915Y2 - - Google Patents
Info
- Publication number
- JPH0526915Y2 JPH0526915Y2 JP1986166078U JP16607886U JPH0526915Y2 JP H0526915 Y2 JPH0526915 Y2 JP H0526915Y2 JP 1986166078 U JP1986166078 U JP 1986166078U JP 16607886 U JP16607886 U JP 16607886U JP H0526915 Y2 JPH0526915 Y2 JP H0526915Y2
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- magnet
- magnetic
- yoke
- fixed
- 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.)
- Expired - Lifetime
Links
- 239000011347 resin Substances 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- 239000000696 magnetic material Substances 0.000 claims description 9
- 239000006247 magnetic powder Substances 0.000 claims description 8
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 230000005291 magnetic effect Effects 0.000 description 33
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/24—Arrangements for providing constant relative speed between record carrier and head
- G11B19/247—Arrangements for providing constant relative speed between record carrier and head using electrical means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Brushless Motors (AREA)
- Rotational Drive Of Disk (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986166078U JPH0526915Y2 (US08087162-20120103-C00010.png) | 1986-10-29 | 1986-10-29 | |
| US07/110,276 US4788464A (en) | 1986-10-29 | 1987-10-20 | Disc drive with integral spindle yoke |
| KR2019870017966U KR930007443Y1 (ko) | 1986-10-29 | 1987-10-22 | 편평형 모터의 로터구조 |
| GB8724832A GB2197991B (en) | 1986-10-29 | 1987-10-23 | Spindle electric motors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986166078U JPH0526915Y2 (US08087162-20120103-C00010.png) | 1986-10-29 | 1986-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6374068U JPS6374068U (US08087162-20120103-C00010.png) | 1988-05-17 |
| JPH0526915Y2 true JPH0526915Y2 (US08087162-20120103-C00010.png) | 1993-07-08 |
Family
ID=15824573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986166078U Expired - Lifetime JPH0526915Y2 (US08087162-20120103-C00010.png) | 1986-10-29 | 1986-10-29 |
Country Status (4)
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2220103A (en) * | 1988-06-22 | 1989-12-28 | Stc Plc | Electromagnetic components |
| US5461523A (en) * | 1988-08-12 | 1995-10-24 | Canon Denshi Kabushiki Kaisha | Disc unit having a drive motor and a chucking assembly for holding a disc therewith |
| NL8802996A (nl) * | 1988-12-07 | 1990-07-02 | Philips Nv | Draaitafelsamenstel, werkwijze voor het vervaardigen van een draaitafelsamenstel, alsmede een platenspeler voorzien van een draaitafelsamenstel. |
| US5689388A (en) * | 1989-06-15 | 1997-11-18 | Canon Denshi Kabushiki Kaisha | Reduced-height magnetic disk drive unit, and disk mounting device for the unit |
| US5095238A (en) * | 1990-04-03 | 1992-03-10 | Minebea Co., Ltd. | Brushless dc motor and rotor magnet |
| JPH0583913A (ja) * | 1991-08-30 | 1993-04-02 | Fuji Electric Co Ltd | 磁気デイスク装置用スピンドルモータ |
| JP2584335Y2 (ja) * | 1992-08-04 | 1998-10-30 | 愛知電機株式会社 | 空気調和機用のドレンポンプ |
| JP2581101Y2 (ja) * | 1992-10-13 | 1998-09-21 | 三洋電機株式会社 | ブラシレスモータ |
| JP2601260Y2 (ja) * | 1993-12-08 | 1999-11-15 | 松下電器産業株式会社 | スピンドルモータ |
| US5486962A (en) | 1994-10-12 | 1996-01-23 | International Business Machines Corporation | Integral hub and disk clamp for a disk drive storage device |
| JPH08308197A (ja) * | 1995-05-08 | 1996-11-22 | Matsushita Electric Ind Co Ltd | スピンドルモータ |
| US5654598A (en) * | 1995-12-14 | 1997-08-05 | Siemens Electric Limited | Brushless motor with inside mounted single bearing |
| US5675206A (en) * | 1995-12-18 | 1997-10-07 | Siemens Electric Limited | Slim-line brushless motor |
| US5844338A (en) * | 1995-12-18 | 1998-12-01 | Siemens Electric Limited | Slim-line brushless motor with inside mounted single bearing |
| US5706148A (en) * | 1996-12-31 | 1998-01-06 | Texas Instruments Incorporated | Hard disk drive with kinematically mounted disk platters |
| JPH10327549A (ja) * | 1997-05-26 | 1998-12-08 | Sankyo Seiki Mfg Co Ltd | スピンドルモータ |
| EP0957480A1 (en) * | 1998-05-15 | 1999-11-17 | Deutsche Thomson-Brandt Gmbh | Disk drive with compensation of disk eccentricity |
| JP4477220B2 (ja) * | 2000-11-20 | 2010-06-09 | オリンパス株式会社 | スピンドルモータ |
| JP2004213850A (ja) * | 2002-05-13 | 2004-07-29 | Fuji Photo Film Co Ltd | 磁気ディスクカートリッジ |
| US7262536B2 (en) * | 2003-08-11 | 2007-08-28 | General Motors Corporation | Gearless wheel motor drive system |
| US7332837B2 (en) * | 2003-08-11 | 2008-02-19 | General Motors Corporation | Cooling and handling of reaction torque for an axial flux motor |
| US20050035678A1 (en) * | 2003-08-11 | 2005-02-17 | Ward Terence G. | Axial flux motor mass reduction with improved cooling |
| JP4012170B2 (ja) * | 2004-01-06 | 2007-11-21 | キヤノン株式会社 | アクチュエータ及び光量調節装置 |
| CN100363629C (zh) * | 2004-08-27 | 2008-01-23 | 鸿富锦精密工业（深圳）有限公司 | 薄型风扇 |
| DE202005017833U1 (de) * | 2005-11-16 | 2007-03-29 | Sinnotec Entwicklungsgesellschaft Ltd. | Elektromotor mit Permanentmagneten als Antrieb vom Umwälzlüfter bei Backgeräten und Kombidämpfern |
| KR100716833B1 (ko) * | 2006-04-03 | 2007-05-09 | 삼성전기주식회사 | 초박형 스핀들모터 |
| US8129880B2 (en) * | 2007-11-15 | 2012-03-06 | GM Global Technology Operations LLC | Concentrated winding machine with magnetic slot wedges |
| JP7379011B2 (ja) * | 2019-08-09 | 2023-11-14 | ミネベアミツミ株式会社 | 回転機器 |
| CN115038868B (zh) * | 2019-12-11 | 2024-04-05 | Nidec全球电器巴西有限公司 | 具有轴流马达的往复式封闭压缩机 |
| US20220196960A1 (en) * | 2020-12-18 | 2022-06-23 | Tdk Taiwan Corp. | Optical element drive mechanism |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5523711A (en) * | 1978-07-29 | 1980-02-20 | Sony Corp | Rotary electric machine |
| US4329606A (en) * | 1979-12-10 | 1982-05-11 | General Scanning, Inc. | Electric motor construction |
| JPS56132138A (en) * | 1980-03-19 | 1981-10-16 | V I V Eng Kk | Plastic generator |
| US4658312A (en) * | 1981-09-07 | 1987-04-14 | Papst-Motoren Gmbh & Co. K.G. | Disk storage drive |
| JPH0422431Y2 (US08087162-20120103-C00010.png) * | 1985-01-24 | 1992-05-22 | ||
| US4620139A (en) * | 1985-07-22 | 1986-10-28 | Kabushiki Kaisha Shicoh Giken | Brushless d.c. motor |
-
1986
- 1986-10-29 JP JP1986166078U patent/JPH0526915Y2/ja not_active Expired - Lifetime
-
1987
- 1987-10-20 US US07/110,276 patent/US4788464A/en not_active Expired - Lifetime
- 1987-10-22 KR KR2019870017966U patent/KR930007443Y1/ko not_active IP Right Cessation
- 1987-10-23 GB GB8724832A patent/GB2197991B/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR880008572U (ko) | 1988-06-30 |
| KR930007443Y1 (ko) | 1993-10-25 |
| GB2197991B (en) | 1990-05-02 |
| GB8724832D0 (en) | 1987-11-25 |
| GB2197991A (en) | 1988-06-02 |
| JPS6374068U (US08087162-20120103-C00010.png) | 1988-05-17 |
| US4788464A (en) | 1988-11-29 |
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| JPH0526915Y2 (US08087162-20120103-C00010.png) | ||
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