FIELD OF THE INVENTION

This present invention relates to a new panel for visually impaired people learning and teaching tools to solve arithmetic calculations in mathematics

BACKGROUND OF THE INVENTION

The scope of this invention is associated with the visually impaired people utilized tools especially that it is about a new panel to solve the arithmetic calculations in mathematics which is taught to the blinds students and the visually impaired integration schools.

Using the French cubic panel that common use around the world specially in Arab countries to process the arithmetic calculations is a waste of time for the blind student in searching the numbers which will be used to write and solve the mathematical issues, along with the fall of these numbers at 90% of it during searching or storing it, which is a financial burden for the blind to provide those numbers, and a waste of time by the teacher and the student in solving the mathematical issues while looking for the lost numbers and also while moving the numbers from its place which might cause resolving the mathematical issue all over again.

Therefore, the forwarded invention is trying to overcome former tools defects in order to solve their problems by finding a tool to be used for solving the arithmetic calculations to enable the blinds to use it easily and to save the time along with not losing it easily, and with an appropriate price as well.

French cubic Panel, the German Taylor panel, and the American Counter are examples of the former tools used to solve the arithmetic calculations.

From the above, it is clearly shows that there is an urgent need for a new tool to help blinds to overcome the previously mentioned problems, which has been successfully done in this current invention which provides easiness in utilizing, with time and money savings. Therefore, the current invention fully meets these needs.

SUMMARY OF THE INVENTION

Given the mentioned defects in the former known tools which are previously mentioned in the previous technique documents, we find that the current invention parallel with the prior technique in presenting a tool to be used by the blind in solving the arithmetic calculations, along with providing the easiness in utilizing, with the time, effort, and money savings.

Therefore, it can be said that the general goal of this invention - which will be explained in details later - is to find a tool to be used by the blinds in solving the arithmetic issues in mathematics which contain the advantages of the prior tools in this field and avoiding its defects.

In order to accomplish that, the current invention presents a combination of Arithmetic operations panel for the blind which is consists of a detailed plastic BASE which is a rectangle shape in addition to holes to fasten the rest of the panel parts with screw from backside to prevent touch of screw by blind. There is also a side barrier to fasten the panel cover with a jointer fastened on the base .The FRAME, which is detailed plastic rectangle shape with emptiness in the middle in a rectangle shape. On its both sides, there are tracks or paths to store the Braille cells. There is also an index for numbers and arithmetical signs. Inside this emptied rectangle at the Frame of the panel, there are the prepared BARS for solving the mathematical queries, which is a rectangle shape made of a detailed plastic with directories on a shape of an empties rectangle on one side only on each bar. This directory prevents the cell rotation or moving inside it. Also, the depth of the directory allows passing another cell from the front or behind the existed Braille cell within the directory. These bars are fastened with screw which is made for that purpose at the panel base backside. BRAILLE CELLS consist of cube cell decreed with the Braille numbers and the arithmetical signs on its surface. At the bottom, there is a cylindrical shape to prevent the cells to leave its existed paths on the panel surface, and the in-between bars paths. There a shape-box column between the cube and the cylindrical shape to prevent the cell rotation after placing it inside the directory on the bar. The COVER is a detailed plastic rectangle with three side barriers to be fastened in the panel base by a jointer, so that at the opening the of panel cover, it can rotate in an angle of 360 degree to place the panel cover under the panel base to minimize the usage space.

This invention is distinguished because or combines all the advantages of the prior tools. On this basis, elements protection were built up, which distinct from the prior techniques in this combination of multiple functions and techniques.

One of the current invention goals is to present a new tool to be used by the blinds in solving the arithmetical calculations, which contains all the advantages of the former tools previously mentioned in the documents of the prior technique and avoiding its defects.

Also, this invention aim to present a new tool that can be used by the blinds in solving the arithmetical calculations that can be classified, marketing it easily and effectively.

Another goal for this current invention is to present a new tool used by the blinds in solving the arithmetic calculation which has a solid dependable structure.

In addition to that, this invention aims to present a new tool used by the blinds in solving the arithmetical calculations in a lower manufactured cost - in terms of labor and raw materials - which makes it available at accessible prices to costumer, and then make these kind of tools available economically, and accessible to the blinds.

All of the above mentioned goals with other distinguished features of the current invention in addition to the features that characterize the invention seriously are the explained in detailed in the protection elements that are part of this invention. For a better understanding for the presented invention and for the operating advantages, it must refer to the illustrative drawings and detailed description, which gives detailed models of the invention.

INDUSTRIAL APPLICABILITY

All parts of the invention fabricated from plastic. It can be easily fabricate mold for each part from the six parts of the invention, and fabricate the product by injection molding machine using good quality of plastic material.

REFERENCE SIGNS LIST

US 2374558 26/03/1968

us 4188734 19/02/1980

EP 0169959 05/04/1989

US 4880284 14/11/1989

us 5161975 10/11/1992

us 5769639 23/07/1998

CN 2738338 02/11/2005

US . 7273375 25/09/2007

BRIEF DESCRIPTION OF THE DRAWING

The invention can be more clarified with its other advantages through the following detailed description which indicates to the descriptive figures that represents the following shapes: FIG. 1 illustrates exploded perspective view of Arithmetic operations panel for the blind with open cover.

FIG. 2 illustrates perspective view backside of Arithmetic operations panel for blind with open to cover 90'.

FIG. 3 illustrates top view of Arithmetic operations panel for the blind with closed cover. FIG. 4 illustrates backside view of Arithmetic operations panel for the blind with closed cover.

FIG. 5 illustrates perspective view of base of Arithmetic operations panel for the blind.

FIG. 6 illustrates side view section B-B of base of Arithmetic operations panel for the blind. FIG. 7 illustrates top view of base of Arithmetic operations panel for the blind.

FIG. 8 illustrates backside view section A-A of base of Arithmetic operations panel for the blind.

FIG. 9 illustrates perspective view of frame of Arithmetic operations panel for the blind. FIG. 10 illustrates top view of frame of Arithmetic operations panel for the blind.

FIG. 11 illustrates perspective view of bar of Arithmetic operations panel for the blind.

FIG. 12 illustrates top view of bar of Arithmetic operations panel for the blind.

FIG. 13 illustrates side view section A-A of bar of Arithmetic operations panel for the blind. FIG. 14 illustrates perspective view of Braille cell of Arithmetic operations panel for the blind.

FIG. 15 illustrates side view of Braille cell of Arithmetic operations panel for the blind.

FIG. 16 illustrates Braille cell combination that can be getting from 6 dots of Braille writing.

FIG. 17 illustrates perspective view of jointer of Arithmetic operations panel for the blind.

FIG. 18 illustrates front view of jointer of Arithmetic operations panel for the blind.

FIG. 19 illustrates side view of jointer of Arithmetic operations panel for the blind.

FIG. 20 illustrates perspective view of screw of Arithmetic operations panel for the blind.

FIG. 21 illustrates perspective view of cover of Arithmetic operations panel for the blind.

FIG. 22 illustrates top view of the cover of Arithmetic operations panel for the blind.

FIG. 23 illustrates side view section B-B of cover of the Arithmetic operations panel for the blind.

FIG. 24 illustrates top view of Arithmetic operations panel for the blind during solving the mathematical problem. DETAILED DESCRIPTION OF THE INVENTION

We will be describe as follows and with reference to the illustrations figures from 1 to 24 new tool used by visually impaired people in solving mathematical problems and figures 1 and 2, which are the main figures of Arithmetic operations panel for the blind, also will be reviewed basic concepts of the invention.

More specifically, Arithmetic operations panel for the blind the current invention mainly consists of seven parts, namely a BASE 1 , FRAME 2 , BRAILLE CELL 3 , BARS 4 , COVER 5 , JOINTER 6 and SCREWS 28 figures 1 , 2 and 20 .

Base 1 is a solid detailed plastic rectangle shape in addition to eight holes 11 on corner, middle and two rows of holes 8 on the surface to fix the panel frame on it by screw 28 from down side. Also a side barrier 7 to fix jointer 6 which connect base 1 with cover 5. There are also four rows of holes 9 to fix the bars 4 on it by screw 7 from down side, and lock guide 10 to lock the cover 5 with the base 1, and there is two guide 12 to easily open the panel cover.

Frame 2 is a solid detailed plastic rectangle shape with hallow 14 in the middle in a rectangle shape to allow fixes the bars 4 on the panel base. There is also paths 15 on both sides of frame 2 as slots with zigzag iterance 17 for storing Braille cells 3 and there is on both sides index 16 for store and obtain the Braille cell at easy way, also there is many of cylindrical guides 13 to fix the frame with the base by screw 28 at base holes 1 1 and 8.

Bars 4 is a solid detailed plastic rectangle shape, it have directories 18 and that directories as rectangular groove inside one side of bars and design by way to not allow the Braille cell to leave its place after put inside the directories during solving the mathematical problems . Also the design of directories allow to pass another Braille cell at front or behind the exciting Braille cell inside directory and there is many of cylindrical guides 18 to fix bars with the base by screw 28 at base holes 9.

Braille cell 3 in the form of cube 21 at top and cylindrical shape 23 at bottom connected together with squared column 22 and fabricated from plastic. There is at the surface of the cube 21 six dots 20 used to get through six points or some of them in a particular order as shown in figure 16 as known in the field of the visually impaired Braille teaching to get the numbers and arithmetic signs to be used in solving the mathematical problems. The design of rectangular column to not allow the Braille cell to leave it place inside the directory 18 of bars 4 during solving the mathematical problems also for not rotate inside the directory 18, and the Braille cell store in the paths 15 in both side of frame 2 of panel.

Jointer 6 is a solid rectangle shape formed by two cylindrical solid shapes 25 connected by solid flat shape 25 and two pins 24 and 27 on each side to fix the Cover 5 to the Base 1

Cover 5 is a solid detailed plastic rectangle shape with two side barriers 30 to prevent parts of panel and back side barrier 29 to fix two pin from jointer to fix cover 5 with base 1 For the way of using and operation of the present invention, it by placing the Braille cell 3 from its store place on path 15 which is suitable to start solve the mathematical problem and place it inside the first left directory of the first top row of bars and then start to arrange and solve the problem as shown in figure 24 after use the panel, the Braille cell store in its store paths again and close the panel cover.

It is clear from the description above, and on this basis there is no further explanation to the manner of usage and operation of the invention. Reference to the preceding description, the optimum degree of the relationship between invention parts size is clear for the specialists in this field and therefore, any changes in size, materials, processing, shape, or the body or function or method of installation or operation or method of use is clear for specialists in this field and it should be noted and everything that is similar to what has been explained with drawings and the description was intended to be within the framework- of the present invention.