JPS645371B2 - - Google Patents
Info
- Publication number
- JPS645371B2 JPS645371B2 JP9671080A JP9671080A JPS645371B2 JP S645371 B2 JPS645371 B2 JP S645371B2 JP 9671080 A JP9671080 A JP 9671080A JP 9671080 A JP9671080 A JP 9671080A JP S645371 B2 JPS645371 B2 JP S645371B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- rotor
- rotating magnetic
- rotating
- steel ball
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 43
- 239000010959 steel Substances 0.000 claims description 43
- 230000007246 mechanism Effects 0.000 claims description 37
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 26
- 230000009466 transformation Effects 0.000 claims description 19
- 229910000734 martensite Inorganic materials 0.000 claims description 11
- 230000002441 reversible effect Effects 0.000 claims description 8
- 230000003446 memory effect Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 15
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910017773 Cu-Zn-Al Inorganic materials 0.000 description 1
- 229910004337 Ti-Ni Inorganic materials 0.000 description 1
- 229910011209 Ti—Ni Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002050 diffraction method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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
- G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/30—Compensating imbalance
- G01M1/36—Compensating imbalance by adjusting position of masses built-in the body to be tested
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9671080A JPS5720914A (en) | 1980-07-15 | 1980-07-15 | Rotor for rotary magnetic head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9671080A JPS5720914A (en) | 1980-07-15 | 1980-07-15 | Rotor for rotary magnetic head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5720914A JPS5720914A (en) | 1982-02-03 |
| JPS645371B2 true JPS645371B2 (enrdf_load_stackoverflow) | 1989-01-30 |
Family
ID=14172297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9671080A Granted JPS5720914A (en) | 1980-07-15 | 1980-07-15 | Rotor for rotary magnetic head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5720914A (enrdf_load_stackoverflow) |
-
1980
- 1980-07-15 JP JP9671080A patent/JPS5720914A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5720914A (en) | 1982-02-03 |
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