CN1248176C - Mental arithmetic teaching aids - Google Patents
Mental arithmetic teaching aids Download PDFInfo
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- CN1248176C CN1248176C CN 03122201 CN03122201A CN1248176C CN 1248176 C CN1248176 C CN 1248176C CN 03122201 CN03122201 CN 03122201 CN 03122201 A CN03122201 A CN 03122201A CN 1248176 C CN1248176 C CN 1248176C
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- 230000003340 mental effect Effects 0.000 title claims abstract description 30
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 239000003446 ligand Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- NHDHVHZZCFYRSB-UHFFFAOYSA-N pyriproxyfen Chemical compound C=1C=CC=NC=1OC(C)COC(C=C1)=CC=C1OC1=CC=CC=C1 NHDHVHZZCFYRSB-UHFFFAOYSA-N 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
一种心算教具,包含有复数个棋子,及一棋盘,该棋盘具有四十二个落棋点,及十四条连结线,且该棋盘先以环状型态等份配置七个落棋点,每一落棋点分别与其它不与其相邻的落棋点连结形成四条连结线,且该等连结线会相互交会形成有三十五个交会点,进而界定出另外三十五个落棋点。
A mental arithmetic teaching aid comprises a plurality of chess pieces and a chessboard. The chessboard has forty-two chess points and fourteen connecting lines. The chessboard is firstly provided with seven chess points in equal parts in a ring shape. Each chess point is respectively connected with other chess points that are not adjacent to it to form four connecting lines. The connecting lines intersect with each other to form thirty-five intersection points, thereby defining another thirty-five chess points.
Description
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03122201 CN1248176C (en) | 2003-04-16 | 2003-04-16 | Mental arithmetic teaching aids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03122201 CN1248176C (en) | 2003-04-16 | 2003-04-16 | Mental arithmetic teaching aids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1538358A CN1538358A (en) | 2004-10-20 |
| CN1248176C true CN1248176C (en) | 2006-03-29 |
Family
ID=34320971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03122201 Expired - Fee Related CN1248176C (en) | 2003-04-16 | 2003-04-16 | Mental arithmetic teaching aids |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1248176C (en) |
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2003
- 2003-04-16 CN CN 03122201 patent/CN1248176C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1538358A (en) | 2004-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LIN SHILUN Free format text: FORMER OWNER: HENGSHENG ENTERPRISE CO., LTD. Effective date: 20130428 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130428 Address after: Two street Baoshan Chinese Taiwan Taichung Nantun District No. 26 Patentee after: Lin Shilun Address before: 40 Taiwan Road, Taichung City Chinese situn District Industrial Zone No. 30 Patentee before: Hengsheng Enterprise Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060329 Termination date: 20170416 |