KR20050116919A - A keypad and method for manufacturing thereof - Google Patents

Abstract

The present invention provides a keypad for a mobile phone which is excellent in tactile touch when a key is operated or when a mobile phone is gripped, and has a natural fibrous skin with a color, appearance or design of the skin. The keypad includes a film formed of plastic or acrylic; A binder layer applied to the upper surface of the film; An outer skin which is adhered to the binder layer and is laminated, and formed of a fiber or fabric material, and a marking part such as numbers, letters, signs, and symbols corresponding to each key of the mobile phone is formed; And the lower surface of the film is composed of a key shape that is injection molded of plastic or LS material.

Description

A keypad and method for manufacturing the same

The present invention relates to a keypad, and more particularly, to a keypad coated with a textile material having excellent touch, excellent design, environmental benefits, and applicability to an ambient atmosphere, and further comprising a fabric coated thereon. A method for manufacturing a keypad is provided.

In general, people who want to communicate or call use a variety of communication means. Such means of communication include wired telephones, computers, mobile phones, and the like. Recently, due to its portability and convenience, most people have been using mobile phones widely.

As shown in Fig. 1, such a mobile phone has a main body 2 provided with a plurality of keys 1 which can be pressed and used by a user in the case of a folding type, and the key 1 of the main body 2 is operated. It consists of a window 3 for visually displaying the content by or in accordance with the content to be transmitted and a removable battery 4 for supplying power for such operation. Of course, the key 1 is formed integrally with the keypad 5 and is treated as one component.

On the other hand, a keypad applied to a mobile phone is manufactured by attaching various injection-molded products or objects mainly made of silicone rubber to the silicone rubber, for example, P.C, ABS, ACRYL, and the like.

However, this general keypad appeared to have some problems. First, most keypads are made of synthetic materials or chemicals, and thus have a problem in that the user's touch or grip is degraded.

In addition, the development of color, appearance, or design is limited due to the limitations of the nature of the synthetic material.

In addition, there is a problem that adversely affects the environment because it is not easy to disassemble when discarding the keypad.

In addition, the keypad made of a chemical material is not only beautiful in appearance and not luxurious, but also has a problem that the applicability of the keypad cannot be linked or set with other items possessed by the user.

Accordingly, the present invention has been invented to solve the above-described problems, and an object of the present invention is to provide a keypad excellent in touch during operation and gripping.

Another object of the present invention is to provide a keypad that is natural in color, appearance or design and has a wide range of development.

Still another object of the present invention is to provide a keypad which is easy to disassemble upon disposal and does not adversely affect the environment.

Still another object of the present invention is to provide a keypad that is beautiful in appearance, luxurious, and easy to be connected and set with other items possessed by the user, and thus has excellent applicability.

Another main object of the present invention is to provide a method for manufacturing a keypad coated with a textile material.

Such objects are provided in a main body of a mobile phone, the keypad for a mobile phone having a plurality of keys indexed with numbers, letters, symbols, etc., the film being formed of plastic or acrylic; A binder layer applied to the upper surface of the film; An outer shell which is bonded to the binder layer and is laminated, formed of a fiber or fabric material, and formed with markers such as numbers, letters, symbols, and symbols corresponding to respective keys of the mobile phone; And it can be achieved by a keypad for a mobile phone, characterized in that it comprises a key shape that is injection-molded in plastic or LS material on the lower surface of the film.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

First, as shown in FIG. 2, the keypad 10 according to the present invention includes a film 12 that may be formed of a material such as plastic or acrylic. The binder material is apply | coated to the upper surface of the film 12, and the binder layer 14 is formed. In addition, in the binder layer 14, an outer shell 16, which may be formed of a fiber material or a fabric material, is integrally formed on the film 12 by a laminating process. In the figure, the mobile phone 30 is basically composed of a main body 32, a cover 34, a battery 36, and a window, the operation of which is well known, detailed description thereof is omitted for clarity. do.

On the other hand, the outer shell 16 is formed with a variety of markers 18, such as numbers, letters, symbols, symbols. Such a marker 18 can be provided in a variety of ways, for example, as shown in Fig. 3a, a marker is formed on the envelope 16 by printing, in this case the marker 18 for backlighting. In the vicinity of the light emitting portion 22 is preferably formed by laser processing.

And, as shown in Figure 3b, the marker portion 18 is preferably formed to enable the backlighting, by completely removing the corresponding portion of the shell 16 by laser processing to expose the film 12.

In addition, as shown in FIG. 3C, the marking portion 18 is formed such that only about half of the thickness of the corresponding portion of the shell 16 is removed by heat embossing, and then the marking portion 18 for backlighting. It is preferable that the light emitting portion 22 is formed by laser processing in the vicinity of the.

In addition, as shown in FIG. 3D, the mark portion 18 is formed by stitching or embroidery, such as sewing or sewing, and in this case, the light emitting portion 22 is lasered around the mark portion 18 for backlighting. It is preferable to be processed.

Of course, the lower portion of the film 12 is formed by injection molding a material such as plastic or LS (LSR) to form the key portion 20.

On the other hand, the marker portion 18 provided in the outer shell 16 according to the present invention can be identified by the light rays emitted from the LED (LED) built into the body of the mobile phone so that the key can be easily identified at night.

Hereinafter, a method of manufacturing a keypad configured as described above will be described in detail.

First, according to the keypad manufacturing method according to the first embodiment of the present invention, as shown in Figure 4, to prepare a fiber, fabric, leather, etc. to form or mold the outer shell 16 of the keypad (S100) .

Then, after applying the binder 14 material to the prepared shell 16, the film 12 formed of a material such as plastic or acrylic is bonded (S102).

Thereafter, the outer jacket 16 bonded to the film 12 is subjected to lamination (S104).

Next, after printing the markers 18 such as various letters, numbers, and symbols corresponding to the keys corresponding to the laminated outer jacket 16, laser processing the surroundings of the markers for backlighting to emit light 22 To form (S106).

In addition, the injection molding of the key shape portion 20 serving as an actual key on the opposite side of the film 12, the outer skin 16 is laminated on one surface (S108). Key shape portion 20 is preferably formed of a material such as plastic or LS.

Finally, the cutting process to a suitable size or size so that it can be adopted and installed to suit the shape of the main body 32 of the mobile phone 30 (S110). Of course, a metal mold | die or a laser is used for such a cutting process.

According to the keypad manufacturing method according to the second embodiment of the present invention illustrated in FIG. 5, it is similar to the first embodiment described above, that is, such as fibers, fabrics, leather, etc. to form or mold the outer skin 16 of the keypad. Prepare the fiber (S200).

Then, after applying the binder 14 material to the prepared shell 16, the film 12 formed of a material such as plastic or acrylic is bonded (S202).

Thereafter, the outer jacket 16 bonded to the film 12 is subjected to lamination (S204).

Next, the laser processing the marking unit 18, such as a variety of letters, numbers, symbols, etc. corresponding to the key corresponding to the laminated outer shell 16 (S206). At this time, it is preferable that the marking unit 18 completely removes the form of letters, numbers or signs corresponding to the marking unit for the backlighting effect.

In addition, the injection molding of the key shape portion 20 serving as an actual key on the opposite side of the film 12, the outer skin 16 is laminated on one surface (S208). Key shape portion 20 is preferably formed of a material such as plastic or LS.

Finally, the cutting process to a suitable size or size so that it can be adopted and installed to suit the shape of the main body 32 of the mobile phone 30 (S210). Of course, a metal mold | die or a laser is used for such a cutting process.

 According to the keypad manufacturing method according to the third embodiment of the present invention shown in Fig. 6, it is similar to the first and second embodiments described above, that is, the fiber, fabric, leather to form or mold the outer shell 16 of the keypad. Prepare a fiber such as (S300).

Then, after applying the binder (14) material to the prepared outer shell 16, the film 12 formed of a material such as plastic or acrylic is bonded (S302).

Thereafter, the outer jacket 16 bonded to the film 12 is subjected to lamination (S304).

Next, heat embossing is performed on the marking unit 18 such as various letters, numbers, signs, etc. corresponding to the keys corresponding to the laminated outer shell 16 (S306). At this time, it is preferable that the marking unit 18 completely removes the form of letters, numbers or signs corresponding to the marking unit for the backlighting effect. Optionally, it is preferable that the light emitting portion 22 is formed around the marking portion 18 when only part or half of the marking portion 18 is removed.

In addition, the injection molding of the key shape portion 20 serving as an actual key on the opposite side of the film 12, the outer skin 16 is laminated on one surface (S308). Key shape portion 20 is preferably formed of a material such as plastic or LS.

Finally, the cutting process to a suitable size or size so that it can be adopted and installed to suit the shape of the main body 32 of the mobile phone 30 (S310). Of course, a metal mold | die or a laser is used for such a cutting process.

 On the other hand, according to the keypad manufacturing method according to the fourth embodiment of the present invention shown in Figure 7, after preparing the fibers, such as fibers, fabrics, leather, etc. to form or mold the outer shell 16 of the keypad, the fibers, that is, the outer shell It is formed by stitching or embroidering the marker portion 18 corresponding to each key at (16) (S400).

Then, after applying the binder 14 material to the prepared outer shell 16, the film 12 formed of a material such as plastic or acrylic is bonded (S402).

Thereafter, the outer jacket 16 bonded to the film 12 is subjected to lamination (S404).

Next, the light emitting part 22 is formed by laser processing the periphery of the marking part 18 of the lamination-treated outer skin 16 (S406).

In addition, the injection molding of the key shape portion 20 serving as an actual key on the opposite side of the film 12, the outer skin 16 is laminated on one surface (S408). Key shape portion 20 is preferably formed of a material such as plastic or LS.

Finally, the cutting process to a suitable size or size so that it can be adopted and installed to suit the shape of the main body 32 of the mobile phone 30 (S410). Of course, a metal mold | die or a laser is used for such a cutting process.

On the other hand, as shown in Figure 8, by using the manufacturing method as described above, the entire mobile phone can be wrapped in a fiber or textile outer shell. That is, the entire surface exposed or exposed to the outside of the body 32, the cover 34 and the battery 36 of the mobile phone is integrally attached to or formed of the outer skin 160 made of fiber or fabric to beautify the appearance. Can be.

The method for manufacturing such a mobile phone can be performed similarly to the method for manufacturing a keypad as described above. As shown in FIG. 9, first, an outer shell material such as fibers, fabrics, leather, etc. to prepare or form the outer shell 160 of a main body, a battery, and a cover is prepared (S500).

Then, after applying the binder material to the prepared shell 160, the film 120 formed of a material such as plastic or acrylic is bonded (S502).

Subsequently, the outer shell 160 bonded to the film 120 is subjected to lamination (S504).

Next, the company logo is formed on the lamination-treated outer shell 160, and an advertisement text of the consumer, and the marking unit 180 having various patterns or shapes are formed (S506). The marking portion forming step is preferably one of printing, laser processing or heat embossing processing is selected.

In addition, the injection molding of the shape portion 200 forming the actual body 32, the cover 34 or the battery 36 on the opposite side of the film 120, the outer surface 160 is laminated on one surface (S508) ).

Finally, the main body 32, the cover 34 and the battery 36 of the mobile phone is finished using a mold or a laser (S510).

As illustrated in FIG. 8, the mobile phone 32 manufactured as described above has excellent design and appearance by forming all parts except for a display or a part exposed to the outside, that is, the outer shell 160 made of fibers or fabrics of various materials. Will be provided.

In addition, it is possible to form a variety of markers desired by the user or the product requestor in the outer shell 160, as well as can be applied to suit the user or other surrounding conditions.

As a result, according to the fibrous keypad and the mobile phone according to the present invention, the outer skin is formed of a soft fiber or fabric material, the touch is excellent when the key is operated or the mobile phone is gripped, and the color, appearance or design of the outer skin is natural and developed. This wide range has the effect of improving the productability.

And it is easy to disassemble fiber when disposing of keypad or mobile phone, so it is environmentally superior, beautiful in appearance, luxurious, and easy to connect and set with other items possessed by the user. There is this.

While a preferred embodiment according to the present invention has been described above, it will be understood by those skilled in the art that various modifications and changes can be made without departing from the scope of the appended claims.

1 is a perspective view showing a typical mobile phone.

2 is a perspective view showing a mobile phone and a keypad according to the present invention.

3A to 3D are cross-sectional views showing respective embodiments according to line III-III of FIG. 2.

Figure 4 is a process diagram showing a first embodiment of the manufacturing method of the keypad of Figure 3a.

Figure 5 is a process diagram showing a second embodiment of the manufacturing method of the keypad of Figure 3b.

Figure 6 is a process diagram showing a third embodiment of the method of manufacturing the keypad of Figure 3c.

7 is a process diagram showing a fourth embodiment of the method of manufacturing the keypad of FIG. 3d.

8 is a perspective view showing another mobile phone according to the present invention.

9 is a process chart showing a method of manufacturing the mobile phone of FIG.

♣ Explanation of symbols for the main parts of the drawing ♣

10: keypad 12: film

14: binder layer 16: shell

18: Marker 20: Key shape

22; Light emitting part 30: mobile phone

32: main body 36: battery

Claims (9)

A keypad for a mobile phone, which is provided in the main body of a mobile phone and has a plurality of keys in which numbers, letters, symbols, and the like are indexed, A film formed of plastic or acrylic; A binder layer applied to an upper surface of the film; An outer skin which is adhered to the binder layer and subjected to lamination and formed of a fiber material or a fabric material, and a marking part such as numbers, letters, signs, and symbols corresponding to each key of the mobile phone is formed; And The keypad for a mobile phone, characterized in that it comprises a key shape that is injection molded in a plastic or LS material on the lower surface of the film. The keypad of claim 1, wherein the marker is formed by completely removing the outer skin by laser processing for backlighting. The keypad of claim 1, wherein a light emitting part for backlighting is cut off around the marking part. The keypad of claim 3, wherein the marker is formed by one of printing, heat embossing, and stitching. In the method of manufacturing a keypad for a mobile phone, Preparing fibers such as fibers, fabrics, and leather for forming the shell of the keypad; Adhering a binder material to the prepared envelope and then adhering a film formed of plastic or acrylic material; Laminating the outer surface of the binder bonded to the film; Forming a light emitting part by printing a mark part such as letters, numbers, and symbols corresponding to the corresponding key on the laminated outer skin, and laser processing the periphery of the mark part for backlighting; Injection molding a key shape serving as a key on the opposite side of the film; And Method for manufacturing a keypad for a mobile phone comprising the step of cutting to a size that can be employed in the body of the mobile phone.  In the method of manufacturing a keypad for a mobile phone, Preparing a fiber material such as fiber, fabric, leather to form the shell of the keypad; Bonding a film formed of a plastic or acrylic material after applying the binder material to the shell; Laminating the sheath adhered to the film; Laser processing a marker such as letters, numbers, and symbols corresponding to the keys of the mobile phone on the laminated outer shell; Injection molding a key shape serving as a key on the opposite side of the shell; And Method for manufacturing a keypad for a mobile phone comprising the step of cutting to a size that can be employed in the body of the mobile phone.  In the method of manufacturing a keypad for a mobile phone, Preparing fibers such as fibers, fabrics, and leather for forming the shell of the keypad; Adhering a binder material to the prepared envelope and then adhering a film formed of plastic or acrylic material; Laminating the outer surface of the binder bonded to the film; Heat-embossing a marking portion such as letters, numbers, and symbols corresponding to the keys of the mobile phone on the laminated outer shell, and forming a light emitting portion for backlighting around the marking portion; Injection molding a key shape serving as a key on the opposite side of the film; And Method for manufacturing a keypad for a mobile phone comprising the step of cutting to a size that can be employed in the body of the mobile phone.  In the method of manufacturing a keypad for a mobile phone, Preparing fibers, fabrics, and leather for forming the outer shell of the keypad, and stitching or embroidering a marker corresponding to each key on the outer shell; Adhering a binder material to the prepared envelope and then adhering a film formed of plastic or acrylic; Laminating the outer surface of the binder bonded to the film; Forming a light emitting part by laser processing a periphery of the mark part for backlighting of the mark part of the laminated outer skin; Injection molding a key shape serving as a key on the opposite side of the film; And Method for manufacturing a keypad for a mobile phone comprising the step of cutting to a size that can be employed in the body of the mobile phone.  Prepare a skin material such as fibers, fabrics, leather, etc. to form the outer skin, apply a binder material to the prepared outer skin, and then bond the film formed of plastic or acrylic, laminating the binder-bonded skin on the film, lamination treatment A main body formed of a company logo on the outer skin, a mark of a consumer's ad text, a pattern or a shape, and injection molding a shape corresponding to the main body on an opposite side of the outer skin of the film; Preparing fibers such as fibers, fabrics and leather to form an outer shell, applying a binder material to the prepared outer shell, adhering a film formed of a plastic or acrylic material, laminating the binder-bonded outer shell to the film, A label that prints a mark such as letters, numbers, and symbols corresponding to the corresponding key on the laminated skin, and laser-processes the periphery of the mark to form a light emitting portion for backlighting, and serves as a key on the opposite side of the film. A keypad formed by injection molding the shaped portion, and cutting the shape into a size that can be employed in the main body of the mobile phone; And Prepare a skin material such as fibers, fabrics, leather, etc. to form the outer skin, apply a binder material to the prepared outer skin, and then bond the film formed of plastic or acrylic, laminating the binder-bonded skin on the film, lamination treatment A mobile phone comprising a battery formed by a company logo on the outer cover, a consumer's text, various markings or shapes, and an injection molded part corresponding to the main body on the opposite side of the outer skin of the film.