TWM606662U - Eraser device and writing assembly containing the same - Google Patents

Abstract

A writing combination includes a writing board, a wiping device and a pen. The writing board includes a board body, and a writing layer for writing is arranged on the board body. The wiping device is used to wipe off a physical handwriting on the writing layer. The writing tool contains an accommodating space for filling ink, wherein the writing layer and the ink disperse the ink written on the surface evenly, and the characters written on the writing layer will not reflect light, and the ink will not be reflected during writing. Water cut phenomenon, and even if the physical handwriting on the surface is not removed for a long time, the physical handwriting will not be fixed on the surface, and it can provide good erasability.

Description

Wipe device and writing combination containing it

The present invention relates to a writing combination, especially a writing combination containing a wiping device.

At present, the most common writing combination includes board body, pen set and eraser. Take the blackboard as an example. The blackboard is usually written on the blackboard with various colors of chalk. However, the dust suction duct using the chalk will cause discomfort in the nose, throat, and throat, and may even lead to lung cancer, and it is difficult to clean. On the other hand, the board body is a white board as an example. The board body includes a metal plate surface plated with white paint, so as to provide a user with a pen tool for writing on the painted surface. However, the painted surface formed by the white paint will produce strong reflections under the illumination of the indoor light, which makes it impossible for the viewer to look at the text on the surface of the board. The vague font is likely to cause eye fatigue. In addition, it is written on the painted surface When the handwriting stays on the board, the longer the time the handwriting is, the more difficult it is to erase the handwriting only with the eraser, or even the handwriting problem cannot be completely removed.

Therefore, providing a writing combination that is free from chalk dust hazards, improves reflection problems and can be easily wiped clean is a problem that needs to be solved in the current related technical field.

The present model is to provide a writing combination, which can avoid the problem of chalk dust hazard by the combination of a writing board, writing utensils and a wiping device. The writing layer on the writing board and the ink make the ink written on the surface evenly dispersed. The surface of the writing layer and the characters written on the writing layer will not reflect light, and the ink will not be cut off during writing, and even if the ink writing on the surface is not removed for a long time, the ink writing will not be fixed on the surface, but can Provides good erasability, thereby providing a writing combination that improves reflection problems and can be easily wiped clean.

The writing combination disclosed by the present invention includes a writing board, a wiping device and a pen. The writing board includes a board body, and a writing layer for writing is provided on the board body, One surface of the writing layer does not reflect light. The wiping device is used to wipe off a physical handwriting on the writing layer. The writing tool contains an accommodating space for filling ink, wherein the writing layer and the ink make the ink written on the surface evenly dispersed, the characters written on the writing layer will not reflect light, and the ink will not be broken during writing Water phenomenon, and even if the ink's physical handwriting on the surface has not been removed for a long time, the ink's physical handwriting will not be attracted to the surface, and it can provide good erasability.

A wiping device disclosed in the present invention includes a wiping body, a wiping layer and a magnetic member. A wiping layer is arranged on the wiping body to wipe off the physical handwriting on the writing layer. The magnetic member is provided in the wiping body.

The above description of the content of the disclosure and the description of the following embodiments are used to demonstrate and explain the spirit and principle of the present model, and to provide a further explanation of the scope of the patent application of the present model.

1: writing combination

10: Writing board

11: Board body

12: Writing layer

20: Wipe device

21: Wipe the body

22: Magnetic component

23: Wipe layer

30: Pens

31: pen cover

32: The first magnetic piece

40: ink

50: Carrying unit

F: Grip surface

S: housing space

Figure 1 is a schematic diagram of the writing combination of the present invention.

Figure 2 is a schematic cross-sectional view of the wiping device of the present invention.

The detailed features and advantages of the new model will be described in detail in the following embodiments. The content is sufficient to enable anyone familiar with the relevant skills to understand the technical content of the new model and implement it accordingly, and based on the content disclosed in this specification, the scope of patent application and the drawings. , Anyone who is familiar with relevant skills can easily understand the purpose and advantages of the present invention. The following embodiments further illustrate the viewpoints of the present invention in detail, but do not limit the scope of the present invention by any viewpoint.

Please refer to Figures 1 to 2. Figure 1 is a schematic diagram of the writing combination of the present invention. Figure 2 is a schematic cross-sectional view of the wiping device of the present invention.

As shown in FIG. 1, the writing combination 1 of the present invention includes a writing board 10, a wiping device 20 and a writing tool 30. The writing board 10 includes a board body 11, and the board body 11 is provided for books Write the writing layer 12. The wiping device 20 is used to wipe off the physical handwriting on the writing layer 12; the writing tool 30 contains a accommodating space S for filling ink 40, wherein the writing layer 12 and the ink 40 make the ink 40 written on the surface evenly dispersed and writing The characters on the writing layer 12 will not reflect light, the ink 40 will not cut off water when writing, and even if the physical handwriting of the ink 40 on the surface has not been removed for a long time, the physical handwriting of the ink 40 will not stick to the surface, and Can provide good elimination.

In this embodiment, the writing board 10 can be a whiteboard that can be used in classrooms, conference rooms, and personal notes. The board body 11 may be composed of glass, porcelain, ceramic, metal, polymer material or a combination thereof. The board body 11 may be rectangular, square, diamond or circular. In an embodiment, the plate body 11 may be a cold-rolled steel plate, an aluminum-plated steel plate, an iron plate, or a galvanized aluminum alloy steel plate. In one embodiment, the board body 11 may further include a processing layer (not shown) attached between the board body 11 and the writing layer. The processing layer is a layer of peelable adhesive (R glue) and adhesive Layer or magnet layer, but not limited to this. In other embodiments, the processing layer may not be included.

In this embodiment, the material of the writing layer 12 may be flexible and the surface does not reflect light. The writing layer 12 may appear white. The writing layer 12 may be a coating film for blackboards with excellent writability and erasability or a coating film for whiteboards with excellent writability and erasability. The thickness of the writing layer 12 may range from 0.05 mm to 0.7 mm, preferably 0.1 mm to 0.3 mm. If the thickness is too thin (less than 0.05mm), the surface is easily damaged and scratched, and it will be scratched and damaged after repeated writing with the pen. The surface hardness is greater than or equal to 2H, and the writing layer 12 can be a polymer plastic film, which can be polypropylene, methacrylate resin (PMMA), polycarbonate (PC), polyvinyl chloride (PVC), Expand polypropylene resin (PP), acrylic butadiene styrene (ABS) synthetic resin or polyethylene terephthalate (PET) or biaxially oriented polypropylene (BOPP), or a mixture thereof. The composition of the chemical raw materials used in the writing layer 12 can be UV hardening resin, melamine UV hardening resin, polyurethane UV hardening resin, and acrylic copolymer UV hardening resin whose molecules have abrasion resistance.

In one embodiment, the writing layer 12 may also include an adhesive layer (not shown) for adhering to the non-writing surface of the writing board 10. The adhesive layer may be a water-based polyurethane pressure-sensitive adhesive or acrylic emulsion. Hydraulic pressure sensitive adhesive, acrylic solvent pressure sensitive adhesive, hot melt pressure sensitive adhesive, non-aqueous dispersion pressure sensitive adhesive or curing type pressure sensitive adhesive. The peel strength of the adhesive layer can be greater than or equal to 400 g/inch. In one embodiment, the writing layer 12 further includes a scratch-resistant transparent film (not shown) for adhering to the polymer plastic film of the writing board 10. The scratch-resistant transparent film does not reflect light and makes writing easy.

As shown in Table 1 below, the Examples 1-2 and Comparative Examples 1-5 of the novel writing layer were compared.

As shown above, in terms of the reflective effect, Comparative Example 3-4 reflects light due to the bright surface, so it is not suitable for classrooms that require long-term viewing. In terms of whether it is easy to wipe, the dry wiping device 20 of this case in Example 1-2 is easy to wipe within one month and can be wiped clean without handwriting remaining, and the wet wiping device 20 can be used for at least half a year to wipe clean No handwriting remains. In contrast, in Comparative Example 1-2, the dry wiping device 20 cannot be wiped clean within one day, and the wet wiping device 20 can only be wiped after one week. The handwriting of Comparative Example 3 can be easily wiped in one day, but not clean after a week, and cannot be wiped off in a month. The handwriting of Comparative Example 3 is easy to wipe within a day, but not clean after one month, and cannot be wiped off after half a year. The handwriting of Comparative Example 5 can be easily wiped within a day; if it cannot be wiped clean after one day, it can be wiped with a damp cloth. In terms of price, Example 1-2 averages about 600 yuan per square meter. Comparative Example 3 averaged over 600 yuan per square meter. Comparative Example 1 averages about 900 yuan per square meter. Comparative examples 2 and 4 average nearly 1,000 yuan per square meter. Comparative Example 5 is the highest, about 6000 yuan per square meter on average. In terms of the degree of scratch resistance, Example 1-2 and Comparative Example 1-2 were used for one year and six months, respectively, and the whiteboard film was observed with a 40-fold magnifying glass for no scratches wiped by pen and eraser. Comparative Example 5 was subjected to a scratch resistance test for 5 minutes, and the whiteboard film was observed with a 40-fold magnifying glass without scratches that were wiped by pen writing and eraser. Comparative Example 3 was subjected to a scratch resistance test for 5 minutes, and the surface of the whiteboard was observed to be scratched with a 40-fold magnifying glass. Comparative Example 4 was subjected to a scratch resistance test for 5 minutes, and a 40-fold magnifying glass was used to observe that the surface of the whiteboard was slightly scratched. In terms of maintaining the useful life of writing and erasing well, the evaluation of Example 1-2 and Comparative Example 1-2 is at least 10 years. Comparative Example 3 is only one month. Comparative Examples 4-5 are all one year. Combining all the above contents, it can be known that Example 1-2 of this case has the best effect.

As shown in FIG. 2, in this embodiment, the wiping device 20 may include a wiping body 21, a magnetic member 22 and a wiping layer 23. The thickness of the wiping device 20 may range from 2 cm to 8 cm. The wiping layer 23 can be disposed on the wiping body 21 to wipe off the physical handwriting on the writing layer 12. The wiping layer 23 is replaceable. The wiping layer 23 can be cleaned and reused many times without breaking. The magnetic member 22 is provided in the wiping body 21. In this embodiment, the wiping body 21 may have a groove, and the magnetic member 23 is disposed in the groove. The wiping device 20 can also include Including a first joining element (not shown) provided on one side of the wiping body 21, and a second joining element (not shown) provided on one side of the wiping layer 23, the second joining element can be connected to the wiping body 21 The first engaging elements engage with each other. The first joining element and the second joining element can be devil felt or Velcro.

In this embodiment, the wiping body 21 can be latex, silicone or foam. In addition to natural weathering and man-made damage, the wiping body 21 can be used for a long period of time from 20 to 30 years without damage in general. The wiping body 21 may have a holding surface F for the user to conveniently take and use the wiping device 20. The holding surface F has a wave-shaped depression and a protrusion. The magnetic member 22 may be a permanent magnet such as a neodymium iron boron magnet, an alnico magnet, or a samarium cobalt magnet.

In this embodiment, the writing board 10 may be a whiteboard for writing on whiteboard pens, and the material of the wiping layer 23 may include cotton fiber, nylon fiber, flax fiber, elastic fiber, polyester fiber, or superfine fiber and combinations thereof. It can wipe the ink handwriting material. The wiping layer 23 may include a non-woven fabric or a superfine fiber cloth composed of cotton fiber, nylon fiber, flax fiber, elastic fiber, polyester fiber, or superfine fiber or a combination thereof.

In the embodiment where the writing board 10 of the present invention does not include magnetic materials, a magnetic strip (not shown) may be provided on the periphery of the writing board 10 so that the wiping device 20 is attracted to the magnetic strip by the magnetic member 22. In another implementation, for the writing board 10 with magnetism (when the writing board 10 includes a magnet layer or the board body 11 is an iron plate, etc.), the wiping device 20 can be directly adsorbed on any magnetic position of the writing board 10 . In other words, as shown in FIG. 2, the writing board 10 has magnetism, and the wiping device 20 is adsorbed on the writing board 10 by the magnetic member 22 (the size of each element in the figure is only indicative).

As shown in Table 2 below, a comparison is made between Example 3 of the new wiping layer and Comparative Examples 6-8.

The materials of Example 3 and Comparative Examples 6-8 of the new wiping device are as shown in the above table. Due to the difference in materials, in terms of long-term use (use period) and cleaning, the wiping body of Example 3 can be used permanently (at least 10 years or more), and the wiping layer can be repeatedly scrubbed for at least one year, and can be replaced with a new one Wipe the layer. The disadvantage of Comparative Example 6 is that a transparent oil film will be left on the whiteboard after wiping, which cannot be wiped clean. The sponge breaks and needs to be replaced after about 1 year. Comparative Example 7 has peeling off after brushing, and it needs to be replaced after only half a year of use. The disadvantage of Comparative Example 8 is that it cannot be wiped cleanly, and it needs to be replaced after only one year of use. None of Comparative Examples 6 and 8 Method to wipe clean, so it will not be considered first in use. Considering various considerations, the third embodiment of the new wiping device has the best effect.

In this embodiment, the ink 40 may include a mixture of pigments and volatile organic solvents, in which at least about 0.1% by weight to about 80% by weight or less of pigments. The volatile organic solvent can be an alcohol co-solvent (for example, methanol, ethanol), n-hexane, cyclohexane, acetone, ether, ethyl acetate, formaldehyde, carbon tetrachloride, toluene. The ink 40 may be a conjunctival ink, that is, after drying, a film is formed on the writing layer 12. Therefore, it can be removed with a dry wiping device 20, which exhibits the advantages of being easy to clean and without handwriting residue. The ink 40 may be a conjunctiva in contact with water.

When the ink 40 of the present invention is applied to the writing board 10, it dries quickly within about 2 to 20 seconds, and furthermore, it dries quickly within 2-10 seconds, and the ink used is very low. In addition, the viewing angle of the handwriting on the writing board 10 can exceed 120 degrees without reflection, or can exceed 150 degrees without reflection, or even exceed 160 degrees without reflection. Furthermore, when the handwriting is erased using the wiping device 20, and the time that the handwriting stays on the writing layer 12 is within one week, the dry wiping device 20 can be used to easily remove the handwriting without remaining handwriting. When the handwriting stays on the writing layer 12 for a month, using the dry wiping device 20 to wipe with a little force can still be easily removed without handwriting residue. When the handwriting stays on the writing layer 12 for half a year, the handwriting will remain when the dry wiping device 20 is wiped vigorously, but the wet wiping device 20 can be easily removed without handwriting residue. In other words, with the writing board, wiping device, and the combination of writing tools and ink in this case, the ink handwriting remaining on the writing layer 12 can be fully cleaned with only the wiping device in this case for a period of one month. , Without adding other cleaning agents. When the ink handwriting remaining on the writing layer 12 lasts for half a year, it can be fully cleaned by adding water only with the wiping device of this case, without adding other cleaning agents.

As shown in Table 3 below, compare Example 4 of the new ink with Comparative Examples 9-14.

The materials of the new ink Example 4 and Comparative Examples 9-14 are as shown in the above table. Example 4 and Comparative Example 9 are conjunctival inks and easy to wipe. However, the cost of Comparative Example 9 is more than 1 times higher than that of Example 4. Comparative Examples 10-14 are not easy to wipe, so wipe with a damp cloth. Considering various considerations, the new ink embodiment 4 has the best effect.

In this embodiment, the writing tool 30 includes a pen head and a hollow penholder containing a accommodating space S. The pen tip is connected with a hollow pen barrel and a detachable pen cap 31 covering the pen tip. The various components in the writing tool 30, such as the pen tip, the hollow pen barrel and the pen cover, are all replaceable. The nib includes thick nib and fine nib. When using the pen set 30 and ink 40 of the present invention, even if the pen cap is not covered for 1 hour, writing can still be performed. In an embodiment, the writing instrument 30 may further include a first magnetic member (not shown), the first magnetic member is detachably provided on one side of the hollow barrel or fixedly connected to the hollow barrel. One side. As shown in FIG. 1, the writing instrument 30 includes an accommodation space S for filling ink 40 and a first magnetic member 32. The writing instrument 30 is adsorbed on the writing board 10 by the first magnetic member 32 (in order to clearly show the pen For the connection relationship between the tool 30, the first magnetic member 32 and the writing board 10, the writing tool 30 with the first magnetic member 32 in FIG. 1 omits details such as the ink 40 and the accommodation space S). In another embodiment, the writing instrument 30 may further include a set of rings (not shown). The loop includes a ring body and a magnet attached to the ring body. The tip or hollow barrel of the writing instrument 30 passes through the ring body. , And are adsorbed on the writing board 10 or magnetic strip with magnetism or iron or magnetically attracted by magnets. In other embodiments, the writing instrument 30 includes a tip, a hollow barrel, a valve (or spring), and a pen cover. The pen tip contains an ink-absorbing sponge (not shown).

As shown in Table 4 below, compare Example 5 of the new writing instrument with Comparative Examples 15-19.

Example 5 and Comparative Examples 15-19 of the new writing instrument are shown in the above table. Example 5 After one year of use, only the pen tip needs to be replaced to continue to use, which can achieve long-term use, and can continue to write without the pen cap for 24 hours. Comparative Example 15 The pen tip needs to be replaced after six months of use, and the pen cap is not covered 24 Hours later, the pen was dry and unable to continue writing. In Comparative Example 16, because the pen tip is soft, the pen tip needs to be replaced after half a year of use. In Comparative Example 17, the ink cartridge can be replaced. However, if the pen tip is broken, the entire ink cartridge must be replaced. After 24 hours without the cap, the pen tip is dry and cannot be written. Comparative Examples 18-19 will be lost when used up, and parts cannot be replaced. In Comparative Example 18, 24 hours after the pen cap was not covered, the pen was dry and it was impossible to continue writing. In Comparative Example 19, one hour after the pen cap was left uncovered, the pen tip dries up and writing cannot be continued. Considering various considerations, Embodiment 5 of the novel writing instrument has the best effect.

In this embodiment, the writing set 1 may also include a storage bag. The storage bag body includes a bag body and a magnetic member attached to the bag body. At least a plurality of writing instruments 30 can be placed in the bag, and in the embodiment where the writing board 10 of the present invention includes a magnetic material, the storage bag can be adsorbed to any position on the writing board 10 that has magnetism by the magnetic member. In the embodiment where the writing board 10 of the present invention does not include a magnetic material, the storage bag body can be adsorbed on the magnetic conductive strip, but it is not limited to this. In other embodiments, the writing combination 1 may not include a storage bag body.

In this embodiment, the writing set 1 may further include a carrying unit 50. The carrying unit 50 is disposed at a bottom of the writing board 10, and the carrying unit 50 has at least a clamping area embedded with the writing board and a placement area adjacent to the clamping area, but not limited to this. The placement area of the carrying unit 50 can be used to place items such as the wiping device 20 and writing instruments 30. In other embodiments, the writing combination 1 may not include the carrying unit 50.

Based on the above, the writing combination disclosed by the present invention can avoid the problem of chalk dust hazard by the combination of the writing board, the wiping device and the writing instrument. The ink written on the surface of the writing layer of the writing board is evenly dispersed and writing The surface of the layer and the characters written on the writing layer will not reflect light, and the ink will not be water-cut during writing, and even if the physical handwriting of the ink on the surface has not been removed for a long time, the physical handwriting of the ink will not suck On the surface, it can provide good elimination.

Furthermore, the writing board of the present invention has magnetism or magnetic strips are arranged on the periphery of the writing board. Therefore, the wiping device can be mutually attracted to the writing board at any position or the magnetic strips by the magnetic member, which is convenient for users to use and utilize. In addition, the writing instrument of this case can be mutually attracted to any position of the writing board or the magnetic strip through the first magnetic member or the sleeve, so it is convenient for the user to use and utilize.

In addition, the wiping layer of the wiping device in this case is replaceable, so the The service life of the wiping device can be longer. The various components of the writing instrument in this case, such as the nib, hollow barrel and pen cap, are all replaceable, so the life of the writing instrument in this case can be longer. The ink in this case is supplied by filling type, so the service life of the writing tools in this case is extended.

Although the present invention is disclosed in the foregoing embodiments as above, it is not intended to limit the present invention. Without departing from the spirit and scope of this new model, all changes and modifications made are within the scope of patent protection of this new model. For the scope of protection defined by this model, please refer to the attached scope of patent application.

1: writing combination

10: Writing board

11: Board body

12: Writing layer

20: Wipe device

30: Pens

31: pen cover

32: The first magnetic piece

40: ink

50: Carrying unit

F: Grip surface

S: housing space

Claims (19)

A writing combination, comprising: a writing board, the writing board comprising a board body, and a writing layer for writing on the board body, a surface of the writing layer is not reflective, the writing board is magnetic; a wipe A device for erasing a physical handwriting on the writing layer, the wiping device includes: a wiping body; a replaceable wiping layer, arranged on the wiping body, for erasing the physical handwriting on the writing layer And a magnetic member disposed in the wiping body, the wiping device is adsorbed on the writing board by the magnetic member; and a writing instrument, the writing instrument includes an accommodation space for filling an ink and a first A magnetic piece, the writing tool is adsorbed on the writing board by the first magnetic piece, wherein the writing layer and the ink make the ink written on the surface evenly dispersed, and the characters written on the writing layer will not reflect light , The ink does not cut water during writing, and even if the physical handwriting on the surface is not removed for a long time, the physical handwriting will not be fixed on the surface, and it can provide good erasability. The writing combination described in item 1 of the scope of patent application, wherein the plate body is composed of glass, porcelain, ceramic, metal, polymer material or a combination thereof. The writing combination as described in item 1 of the scope of patent application, wherein the plate body is a cold rolled steel plate, aluminized steel plate, an iron plate or a galvanized aluminum alloy steel plate. The writing combination as described in item 1 of the scope of patent application, wherein the writing layer is black or white, and the writing layer is a coating film for blackboard with excellent writability and erasability or writability and erasability Excellent coating film for whiteboard. The writing combination as described in item 1 of the scope of patent application, wherein the thickness of the writing layer ranges from 0.1 mm to 0.7 mm. The writing combination described in item 1 of the scope of patent application, wherein the writing layer is a polymer plastic film, and the polymer plastic film includes polypropylene, methacrylate resin (PMMA), polycarbonate (PC), and Vinyl chloride (PVC), expanded polypropylene resin (PP), acrylic butadiene styrene (ABS) synthetic resin or polyethylene terephthalate (PET) or biaxially oriented polypropylene (BOPP), Or a mixture thereof. The writing combination according to item 1 of the scope of patent application, wherein the writing board is a whiteboard for writing with a whiteboard pen, and the wiping layer comprises cotton fiber, nylon fiber, flax fiber, elastic fiber or polyester fiber or a combination thereof. As for the writing combination described in item 1 of the patent application, the wiping body is latex, silicone or foam, the wiping body has a groove, and the magnetic member is arranged in the groove. According to the writing combination described in item 1 of the scope of patent application, the wiping device further comprises a first engaging element arranged on one side of the wiping body, and a second engaging element arranged on one side of the wiping layer, the The second engagement element and the first engagement element engage with each other. The writing combination described in item 9 of the scope of patent application, wherein the first joining element and the second joining element are devil felt or Velcro. As for the writing combination described in item 1 of the scope of patent application, the wiping body has a holding surface for the user to conveniently take and use the wiping device. According to the writing combination described in item 11 of the scope of patent application, the holding mask has a recessed part and a protruding part. As for the writing combination described in item 1 of the scope of patent application, a magnetic conductive strip is arranged on the periphery of the writing board, so that the wiping device is attracted to the magnetic conductive strip by the magnetic member. The writing combination according to the first item of the patent application, wherein the ink includes a mixture of pigments and volatile organic solvents, in which at least about 0.1% by weight to about 80% by weight or less of pigments. The writing combination as described in item 1 of the patent application, wherein the ink includes a mixture of pigment and alcohol co-solvent. As described in the first item of the scope of patent application, the writing set includes a pen tip, a hollow penholder containing the accommodating space, and the pen tip is connected to the hollow penholder and a pen cap detachably covering the pen tip. As described in the 16th item of the scope of patent application, the first magnetic member is detachably arranged on one side of the hollow penholder or fixedly connected to one side of the hollow penholder. The writing combination described in item 1 of the scope of the patent application further includes a storage bag body including a bag body and a magnetic member attached to the bag body. A wiping device includes a wiping body; a replaceable wiping layer is arranged on the wiping body; and a magnetic member is arranged in the wiping body.

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