JPH058158Y2 - - Google Patents
Info
- Publication number
- JPH058158Y2 JPH058158Y2 JP8299487U JP8299487U JPH058158Y2 JP H058158 Y2 JPH058158 Y2 JP H058158Y2 JP 8299487 U JP8299487 U JP 8299487U JP 8299487 U JP8299487 U JP 8299487U JP H058158 Y2 JPH058158 Y2 JP H058158Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- blackboard
- particles
- pen
- magnetic field
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 53
- 239000006249 magnetic particle Substances 0.000 claims description 15
- 230000005294 ferromagnetic effect Effects 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 6
- 239000010419 fine particle Substances 0.000 description 13
- 239000002245 particle Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 230000007017 scission Effects 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910000629 Rh alloy Inorganic materials 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005307 ferromagnetism Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8299487U JPH058158Y2 (enrdf_load_stackoverflow) | 1987-05-29 | 1987-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8299487U JPH058158Y2 (enrdf_load_stackoverflow) | 1987-05-29 | 1987-05-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63189694U JPS63189694U (enrdf_load_stackoverflow) | 1988-12-06 |
| JPH058158Y2 true JPH058158Y2 (enrdf_load_stackoverflow) | 1993-03-01 |
Family
ID=30936165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8299487U Expired - Lifetime JPH058158Y2 (enrdf_load_stackoverflow) | 1987-05-29 | 1987-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH058158Y2 (enrdf_load_stackoverflow) |
-
1987
- 1987-05-29 JP JP8299487U patent/JPH058158Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63189694U (enrdf_load_stackoverflow) | 1988-12-06 |
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