CN2564361Y - 磁性颗粒书写板 - Google Patents
磁性颗粒书写板 Download PDFInfo
- Publication number
- CN2564361Y CN2564361Y CN 02208809 CN02208809U CN2564361Y CN 2564361 Y CN2564361 Y CN 2564361Y CN 02208809 CN02208809 CN 02208809 CN 02208809 U CN02208809 U CN 02208809U CN 2564361 Y CN2564361 Y CN 2564361Y
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- CN
- China
- Prior art keywords
- magnetic
- particle
- writing
- cylinder
- chamber
- 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 - Fee Related
Links
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 80
- 239000008187 granular material Substances 0.000 title claims description 14
- 239000006249 magnetic particle Substances 0.000 claims abstract description 63
- 239000000463 material Substances 0.000 claims abstract description 43
- 239000003086 colorant Substances 0.000 claims abstract description 33
- 239000002245 particle Substances 0.000 claims abstract description 16
- 239000011229 interlayer Substances 0.000 claims abstract description 13
- 230000005389 magnetism Effects 0.000 claims description 13
- 238000000465 moulding Methods 0.000 claims description 8
- 239000010410 layer Substances 0.000 claims description 5
- 206010023204 Joint dislocation Diseases 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims 1
- 239000011159 matrix material Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000004033 plastic Substances 0.000 description 10
- 229920003023 plastic Polymers 0.000 description 10
- 239000000428 dust Substances 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000005338 frosted glass Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 201000010001 Silicosis Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium 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
- 230000008901 benefit Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002659 electrodeposit Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000485 pigmenting effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
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- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02208809 CN2564361Y (zh) | 2002-04-01 | 2002-04-01 | 磁性颗粒书写板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02208809 CN2564361Y (zh) | 2002-04-01 | 2002-04-01 | 磁性颗粒书写板 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2564361Y true CN2564361Y (zh) | 2003-08-06 |
Family
ID=33689394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02208809 Expired - Fee Related CN2564361Y (zh) | 2002-04-01 | 2002-04-01 | 磁性颗粒书写板 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2564361Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104875528A (zh) * | 2015-06-10 | 2015-09-02 | 苏州睿绮电子有限公司 | 一种环保黑板 |
-
2002
- 2002-04-01 CN CN 02208809 patent/CN2564361Y/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104875528A (zh) * | 2015-06-10 | 2015-09-02 | 苏州睿绮电子有限公司 | 一种环保黑板 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ROOM 1905, ), BUILDING 12, (, TOWER C, XINQIDIANJI Free format text: FORMER NAME OR ADDRESS: ROOM 208, NO. 33, JIA, NANDA STREET, ZHONGGUAN VILLAGE, HAIDIAN DISTRICT, BEIJING CITY, 100081 |
|
CP03 | Change of name, title or address |
Patentee address after: 100089, Beijing, Changchun, Haidian District Bridge Road 5, new starting point Jiayuan C block (building 12) 1905 room Patentee address before: 100081, room 33, 208 South Street, Haidian District, Beijing, Zhongguancun |
|
C56 | Change in the name or address of the patentee |
Owner name: WANG YONGMIN Free format text: NEW ADDRESS: ROOM 1201, BUILDING 10, XINQIDIANJIAYUAN, NO. 5, CHANGCHUN BRIDGE ROAD, HAIDIAN DISTRICT, BEIJING CITY, ZIP CODE:100089 |
|
CP02 | Change in the address of a patent holder |
Address after: Room 10, building 1201, building 100089, new Jiayuan, 5 Changchun Road, Beijing, Haidian District, China Patentee after: Wang Yongmin Address before: Room 1905, building C (building 12), new garden Jiayuan, No. 5, Changchun Bridge Road, Beijing, Haidian District, 100089 Patentee before: Wang Yongmin |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030806 |