JPS6159478U - - Google Patents
Info
- Publication number
- JPS6159478U JPS6159478U JP1984144290U JP14429084U JPS6159478U JP S6159478 U JPS6159478 U JP S6159478U JP 1984144290 U JP1984144290 U JP 1984144290U JP 14429084 U JP14429084 U JP 14429084U JP S6159478 U JPS6159478 U JP S6159478U
- Authority
- JP
- Japan
- Prior art keywords
- level
- lower limit
- limit value
- circuit
- detection
- 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
- 238000001514 detection method Methods 0.000 claims description 12
- 230000010355 oscillation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
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
- G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
- G11B5/4853—Constructional details of the electrical connection between head and arm
-
- 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
- G11B5/10—Structure or manufacture of housings or shields for heads
- G11B5/105—Mounting of head within housing or assembling of head and housing
-
- 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
- G11B5/10—Structure or manufacture of housings or shields for heads
- G11B5/11—Shielding of head against electric or magnetic fields
-
- 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
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/265—Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
- G11B5/2651—Manufacture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49021—Magnetic recording reproducing transducer [e.g., tape head, core, etc.]
- Y10T29/49032—Fabricating head structure or component thereof
- Y10T29/4906—Providing winding
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984144290U JPH0423735Y2 (US20090163788A1-20090625-C00002.png) | 1984-09-26 | 1984-09-26 | |
| US07/161,349 US4791513A (en) | 1984-09-26 | 1988-02-19 | Button shaped head for floppy disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984144290U JPH0423735Y2 (US20090163788A1-20090625-C00002.png) | 1984-09-26 | 1984-09-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6159478U true JPS6159478U (US20090163788A1-20090625-C00002.png) | 1986-04-22 |
| JPH0423735Y2 JPH0423735Y2 (US20090163788A1-20090625-C00002.png) | 1992-06-03 |
Family
ID=15358628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984144290U Expired JPH0423735Y2 (US20090163788A1-20090625-C00002.png) | 1984-09-26 | 1984-09-26 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4791513A (US20090163788A1-20090625-C00002.png) |
| JP (1) | JPH0423735Y2 (US20090163788A1-20090625-C00002.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4102596C2 (de) * | 1990-01-30 | 1995-08-10 | Canon Denshi Kk | Magnetkopf |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS526514A (en) * | 1975-07-04 | 1977-01-19 | Seiko Epson Corp | Magnetic head |
| JPS5330310A (en) * | 1976-09-01 | 1978-03-22 | Fujitsu Ltd | Magnetic head assembly of floating type |
| JPS5330311A (en) * | 1976-09-01 | 1978-03-22 | Fujitsu Ltd | Production of magnetic head of floating type |
| US4315293A (en) * | 1979-10-05 | 1982-02-09 | Nortronics Company, Inc. | Transducer protection guide for diskette insertion and removal |
| AU6481280A (en) * | 1979-10-05 | 1981-04-28 | Nortronics Co., Inc. | Z-axis flexure suspension apparatus |
| US4343025A (en) * | 1979-10-05 | 1982-08-03 | Nortronics Company, Inc. | Transducer arm assembly for floppy disk |
| US4327388A (en) * | 1980-02-15 | 1982-04-27 | International Business Machines Corporation | Transducer-carriage assembly with spring suspension |
| JPS6346887Y2 (US20090163788A1-20090625-C00002.png) * | 1980-07-11 | 1988-12-05 | ||
| US4520555A (en) * | 1982-09-27 | 1985-06-04 | Magnetic Information Technology, Inc. | Apparatus and method for aligning and assembly of a gimbal, magnetic slider head, and flexure arm |
| JPS5960761A (ja) * | 1982-09-30 | 1984-04-06 | Toshiba Corp | 磁気ヘツド支持装置 |
| JPS5979417A (ja) * | 1982-10-28 | 1984-05-08 | Sony Corp | 磁気ヘツド装置 |
-
1984
- 1984-09-26 JP JP1984144290U patent/JPH0423735Y2/ja not_active Expired
-
1988
- 1988-02-19 US US07/161,349 patent/US4791513A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0423735Y2 (US20090163788A1-20090625-C00002.png) | 1992-06-03 |
| US4791513A (en) | 1988-12-13 |
