JPH0159967U - - Google Patents
Info
- Publication number
- JPH0159967U JPH0159967U JP1987153681U JP15368187U JPH0159967U JP H0159967 U JPH0159967 U JP H0159967U JP 1987153681 U JP1987153681 U JP 1987153681U JP 15368187 U JP15368187 U JP 15368187U JP H0159967 U JPH0159967 U JP H0159967U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic disk
- track position
- disk device
- optical sensor
- detected part
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 5
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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
Landscapes
- Moving Of Head For Track Selection And Changing (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987153681U JPH0159967U (US20020095090A1-20020718-M00002.png) | 1987-10-07 | 1987-10-07 | |
US07/252,733 US5038233A (en) | 1987-10-07 | 1988-10-03 | Track position detecting mechanism |
US07/637,164 US5177648A (en) | 1987-10-07 | 1991-01-03 | Track position detecting mechanism |
US07/908,170 US5235477A (en) | 1987-10-07 | 1992-07-02 | Track position detecting mechanism |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987153681U JPH0159967U (US20020095090A1-20020718-M00002.png) | 1987-10-07 | 1987-10-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0159967U true JPH0159967U (US20020095090A1-20020718-M00002.png) | 1989-04-14 |
Family
ID=31429740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987153681U Pending JPH0159967U (US20020095090A1-20020718-M00002.png) | 1987-10-07 | 1987-10-07 |
Country Status (2)
Country | Link |
---|---|
US (2) | US5038233A (US20020095090A1-20020718-M00002.png) |
JP (1) | JPH0159967U (US20020095090A1-20020718-M00002.png) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03113879A (ja) * | 1989-09-26 | 1991-05-15 | Asahi Optical Co Ltd | ディスク駆動装置 |
US5491595A (en) * | 1992-09-09 | 1996-02-13 | Conner Peripherals, Inc. | Magnetic head guidance and calibration system and method description |
US5442172A (en) * | 1994-05-27 | 1995-08-15 | International Business Machines Corporation | Wavefront reconstruction optics for use in a disk drive position measurement system |
TW256914B (en) * | 1994-05-27 | 1995-09-11 | Ibm | Servo-writing system for use in a data recording disk drive |
US6072655A (en) * | 1996-02-06 | 2000-06-06 | Mitsumi Electric Co., Ltd. | Magnetic disk drive having a position detection unit for detecting a current position of a magnetic head |
JPH10199117A (ja) * | 1996-12-26 | 1998-07-31 | Mitsumi Electric Co Ltd | 磁気記録再生装置の位置検出装置 |
US7127768B2 (en) * | 2003-09-12 | 2006-10-31 | The Clorox Company | Disposable cleaning head |
US7763827B2 (en) * | 2004-12-30 | 2010-07-27 | Medtronic, Inc. | Method and apparatus for laser welding incorporating galvanometer delivery |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS609066B2 (ja) * | 1971-02-01 | 1985-03-07 | アツプルトン・パ−ペ−ズ・インコ−ポレイテツド | 標識液組成物 |
JPS60251569A (ja) * | 1984-05-24 | 1985-12-12 | Sharp Corp | フロツピ−デイスク装置のトラツク零位置検出方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4359763A (en) * | 1979-03-12 | 1982-11-16 | Exxon Research And Engineering Co. | Floppy disc drive |
JPS59127271A (ja) * | 1983-01-07 | 1984-07-23 | Canon Inc | トランスデユ−サの送り装置 |
JPS59217278A (ja) * | 1983-05-23 | 1984-12-07 | Citizen Watch Co Ltd | フロツピデイスクドライバ |
JPS609066U (ja) * | 1983-06-29 | 1985-01-22 | アルプス電気株式会社 | ヘツドのトラツク位置調整装置 |
US4737867A (en) * | 1984-02-03 | 1988-04-12 | Brother Kogyo Kabushiki Kaisha | Power saving arrangement in information recording system |
US4758909A (en) * | 1984-12-13 | 1988-07-19 | Fuji Photo Film Co., Ltd. | Magnetic recording or reproducing device |
JPS63138575A (ja) * | 1986-11-29 | 1988-06-10 | Toshiba Corp | フロツピ−デイスク装置のキヤリツジ機構 |
US4873598A (en) * | 1987-02-05 | 1989-10-10 | Fuji Photo Film Co., Ltd. | Mechanism for supporting and guiding a head carriage |
-
1987
- 1987-10-07 JP JP1987153681U patent/JPH0159967U/ja active Pending
-
1988
- 1988-10-03 US US07/252,733 patent/US5038233A/en not_active Expired - Lifetime
-
1991
- 1991-01-03 US US07/637,164 patent/US5177648A/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS609066B2 (ja) * | 1971-02-01 | 1985-03-07 | アツプルトン・パ−ペ−ズ・インコ−ポレイテツド | 標識液組成物 |
JPS60251569A (ja) * | 1984-05-24 | 1985-12-12 | Sharp Corp | フロツピ−デイスク装置のトラツク零位置検出方法 |
Also Published As
Publication number | Publication date |
---|---|
US5177648A (en) | 1993-01-05 |
US5038233A (en) | 1991-08-06 |