CN201128329Y - Tetragon geometric drawing board - Google Patents
Tetragon geometric drawing board Download PDFInfo
- Publication number
- CN201128329Y CN201128329Y CNU2007200166854U CN200720016685U CN201128329Y CN 201128329 Y CN201128329 Y CN 201128329Y CN U2007200166854 U CNU2007200166854 U CN U2007200166854U CN 200720016685 U CN200720016685 U CN 200720016685U CN 201128329 Y CN201128329 Y CN 201128329Y
- Authority
- CN
- China
- Prior art keywords
- drawing board
- hole
- quadrilateral
- right angle
- pen
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model belongs to a drawing board for students, in particular to a quadrilateral geometric drawing board. The quadrilateral geometric drawing board is provided with a square hole, a gold rectangular hole, a parallelogram hole, a diamond hole, an arbitrary quadrilateral hole, the hole of a non-right angle waist ladder which is characterized in that the upper bottom plus the lower bottom equals to the non-right angle waist, a pen sleeve, a right angle ladder hole, a pencil sleeve, an isosceles ladder hole, a drawing board, etc. The drawing board is characterized in that the drawing board is provided with two pen sleeves and eight quadrilateral holes. The drawing board for students has the beneficial effects that commonly used quadrangles are put in the same drawing board by the drawing board, the drawing board can be conveniently used, and time is saved.
Description
Technical field
The utility model belongs to the student and uses drawing board, particularly a kind of quadrangle several drawing board.
Background technology
Existing student is more single with drawing board, and is more time-consuming when being figure, student or related personnel need with apparatus many, use duration.
Summary of the invention
In order to overcome the problems referred to above, the utility model provides a kind of quadrangle several drawing board, and two pens cap are arranged in this quadrangle several drawing board, eight kinds of quadrangles, the various quadrangles commonly used that draw very soon when the student uses are time saving and energy saving, convenient and swift.
The technical scheme in the invention for solving the technical problem is: a kind of quadrangle several drawing board is added to go to the bottom by square hole, gold rectangular opening, parallelogram hole, diamond hole, arbitrary quadrilateral hole, upper base and equals on-right angle waist trapezoidal hole, the cap of a pen, right-angled trapezium hole, point protector, isosceles trapezoid hole, drawing board etc.Its special character is: two pens cap are arranged, eight kinds of quadrilateral holes in the drawing board.
The beneficial effects of the utility model are: the various quadrangles that this drawing board will be used always are placed in the same drawing board, and are very convenient during use, saved a large amount of time.
Description of drawings
Accompanying drawing is a schematic diagram of the present utility model.
In the accompanying drawing: the 1st, square hole; The 2nd, the gold rectangular opening; The 3rd, the parallelogram hole; The 4th, diamond hole; The 5th, the arbitrary quadrilateral hole; The 6th, upper base adds to go to the bottom and equals on-right angle waist trapezoidal hole; The 7th, the cap of a pen; The 8th, the right-angled trapezium hole; The 9th, point protector; The 10th, the isosceles trapezoid hole; The 11st, drawing board.
The specific embodiment
An embodiment is described in conjunction with the accompanying drawings:
In the accompanying drawing: 1 square hole, 2 gold rectangular openings, 3 parallelogram holes, 4 diamond holes, 5 arbitrary quadrilateral holes, 6 upper bases add to go to the bottom and equal on-right angle waist trapezoidal hole, 7 caps of a pen, 8 right-angled trapezium holes, 9 point protectors, 10 isosceles trapezoid holes, 11 drawing boards and do the mould cast molding.
Claims (1)
1, a kind of quadrangle several drawing board, add to go to the bottom by square hole, gold rectangular opening, parallelogram hole, diamond hole, arbitrary quadrilateral hole, upper base and equal on-right angle waist trapezoidal hole, the cap of a pen, right-angled trapezium hole, point protector, isosceles trapezoid hole, drawing board etc., it is characterized in that: two pens cap are arranged, eight kinds of quadrilateral holes in the drawing board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200166854U CN201128329Y (en) | 2007-12-10 | 2007-12-10 | Tetragon geometric drawing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200166854U CN201128329Y (en) | 2007-12-10 | 2007-12-10 | Tetragon geometric drawing board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201128329Y true CN201128329Y (en) | 2008-10-08 |
Family
ID=40016162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200166854U Expired - Fee Related CN201128329Y (en) | 2007-12-10 | 2007-12-10 | Tetragon geometric drawing board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201128329Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339946A (en) * | 2014-07-28 | 2015-02-11 | 杨立群 | Charting and drawing template |
-
2007
- 2007-12-10 CN CNU2007200166854U patent/CN201128329Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339946A (en) * | 2014-07-28 | 2015-02-11 | 杨立群 | Charting and drawing template |
| CN104339946B (en) * | 2014-07-28 | 2017-03-01 | 杨立群 | A kind of drawing and graphical template |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20100111 |