KR20110042272A - A stylus pen - Google Patents

A stylus pen Download PDF

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Publication number
KR20110042272A
KR20110042272A KR1020110021875A KR20110021875A KR20110042272A KR 20110042272 A KR20110042272 A KR 20110042272A KR 1020110021875 A KR1020110021875 A KR 1020110021875A KR 20110021875 A KR20110021875 A KR 20110021875A KR 20110042272 A KR20110042272 A KR 20110042272A
Authority
KR
South Korea
Prior art keywords
tip
rubber
stylus pen
assembled
mobile terminal
Prior art date
Application number
KR1020110021875A
Other languages
Korean (ko)
Inventor
고복민
허정태
Original Assignee
주식회사 엠씨엘
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 주식회사 엠씨엘 filed Critical 주식회사 엠씨엘
Publication of KR20110042272A publication Critical patent/KR20110042272A/en

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/038—Control and interface arrangements therefor, e.g. drivers or device-embedded control circuitry

Abstract

PURPOSE: A stylus pen for a portable terminal is provided to facilitate a touch and a drag operation on a touch screen. CONSTITUTION: A first male screw unit(31a) is prepared in rear end of a steel-head(31). In an outer circumference, a second male screw unit(31b) and a third male screw unit(31c) are prepared. In tip of the steel-head, a tip coupting unit(31d) including a stepped groove(31e) is prepared. A rubber-tip is temporarily assembled through the stepped groove. A rear end of a tip cover(34) is assembled to the third male screw unit.

Description

Stylus pen for mobile terminal {A STYLUS PEN}

The present invention relates to a stylus pen used in a portable terminal using a touch screen method, and more particularly, to a stylus pen for an external portable terminal used in a portable terminal to which a touch screen or a touch panel is applied.

In recent years, personal handheld terminals are equipped with various functions that can handle internet functions, text information, graphics, etc. in addition to a call function for transmitting and receiving voices with the other party. It does not require touch screen (touch panel). The stylus pen is used to quickly and easily operate various information and functions displayed on the touch screen (aka, window) of the portable terminal.

In addition, in the case of the static pressure method that operates by sensing the pressure that the touch screen of the mobile terminal is pressed, the stylus pen is applied to the static pressure method. In the case of the electrostatic method in which the touch screen of the mobile terminal recognizes the static electricity, The pen is also applied to the electrostatic method using static electricity. In addition, the stylus pen has been applied as an external type that is not embedded in the main body of the portable terminal as the portable terminal product pursues miniaturization, thinness, and light weight.

As shown in FIG. 1, a conventional electrostatic external stylus pen is provided in a rod shape so that a user can grip it, and a piston rod 2 having a tip 1 for a touch input at a tip end thereof is disposed at the tip end thereof. The cylinder-shaped main body 3 in which the piston rod 2 is elastically accommodated in the longitudinal direction, and a cap 4 for detachably assembled at the tip of the main body 3 to protect the tip 1 are provided. Equipped. The cap 4 is typically mounted to the front end of the body 3 by screwing, and is provided with a hook-string 5 so that it can be carried on a portable terminal product. And the tip (1) is made of a rubber material, the tip is made of a circular inclined surface (1a) to maintain a contact area of the screen of the touch screen more than 6mm, which is to prevent the operation error in the product to which the electrostatic touch screen is applied For sake. That is, the information recognition is possible only when the tip 1 is operated while maintaining a certain contact area on the touch screen screen during the drag operation. The conventional stylus pen configured as described above is to operate the mobile terminal product by holding the main body 3 and the piston rod 2 and touching the touch screen screen with the tip 1.

However, in the electrostatic stylus pen, the tip (1) is made of a rubber material to directly touch the touch screen screen, Flick! Flick! The taking of the touch may be good, but the slipperiness on the touch screen is not good, and thus the writing feeling is remarkably inferior. That is, the tip 1a made of rubber material comprises a circular inclined surface 1a, which has a disadvantage of being very inconvenient in the DRAG operation of dragging and moving the point by the friction coefficient with the touch screen screen. .

The present invention is to solve this problem; An object of the present invention is to improve the tip structure of the stylus pen to facilitate the touch and drag (slip) operation (information input operation) on the touch screen screen of the mobile terminal, and the user also easily recognizes the information input operation. It is to provide a stylus pen for a portable terminal capable of doing so.

In addition, another object of the present invention is to provide a stylus pen for a mobile terminal that can facilitate the touch screen operation (input of information) of the mobile terminal with only a light operation by improving the tip structure of the stylus pen.

According to an aspect of the present invention,

 A stylus for a mobile terminal having a main body made of a cylinder shape so as to be held by a user, a tip unit disposed at the front end of the main body for touch input, and a cap detachably assembled at the front end of the main body to cover the tip unit. In a pen;

The tip unit; A first male screw portion is provided at a rear end to be assembled to the front end of the main body by a screwing method; The middle outer circumference is provided with a second male threaded portion in which the rear end of the cap is detachably assembled through a screwing method, and a third male threaded portion machined to have a step in which the diameter thereof is reduced in front of the second male threaded portion. A steel-head provided with a hemispherical tip engaging portion having a stepped groove; It is pre-assembled through the step groove to surround the tip-coupling portion of the steel-head from the outside, the inside is made of a hollow hollow to allow elastic deformation upon contact with the touch screen screen of the mobile terminal, the tip protruding in the dome shape Rubber-tips; The tip portion of the rubber tip is formed in a cylindrical shape of the front and rear open to press and secure the rear end while exposing, a tip-cover that is screw-assembled to the third male screw portion of the steel-head; .

In addition, the present invention is made of the rubber tip is formed of a conductive silicone rubber material; The surface of the rubber tip is coated with a primer mixed with a urethane paint, characterized in that the UV coating film made.

In addition, the present invention is characterized in that the conductive sponge is disposed inside the rubber tip.

According to the stylus pen for a mobile terminal according to the present invention made of a configuration as described above; Since the front end portion is elastically deformable and made of a rubber-coated rubber tip, there is an effect of facilitating touch and drag (slip) operations (information input operation) on the touch screen screen of the portable terminal. In particular, since the UV coating film having excellent slip property is substantially in contact with the touch screen of the mobile terminal, it has an advantage that the touch screen screen operation (information input) can be easily performed with only a light feeling as well as excellent writing.

In addition, according to the stylus pen for a mobile terminal according to the present invention; There is an advantage that the information input operation can be easily recognized even through the degree of elastic deformation of the rubber tip.

In addition, according to the stylus pen for a mobile terminal according to the present invention; Since the conductive sponge made of polyurethane is disposed inside the rubber tip, the electrostatic sponge may be more effectively prevented from generating static electricity and the restoration of the rubber tip may be faster when the writing is performed.

1 schematically illustrates a stylus pen for a conventional electrostatic portable terminal.
Figure 2 is a perspective view showing a stylus pen for a mobile terminal of the electrostatic method according to the present invention.
3 is a cross-sectional view showing the internal structure of a stylus pen for a mobile terminal according to the present invention.
Figure 4 is an exploded perspective view showing the tip unit of the stylus pen according to the present invention.
5 to 7 show sequentially the coupling process of the tip unit according to the present invention.
8 shows a state of use of the stylus pen according to the present invention.

Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings. {Brief description of the accompanying drawings, Figures 2 to 4 show the overall structure of the stylus pen for a mobile terminal according to the present invention, Figures 5 to 7 shows the coupling process of the tip unit in sequence.}

<Description of Configuration of Stylus Pen According to the Present Invention>

The stylus pen for the electrostatic type mobile terminal according to the present invention is for easily manipulating a function of the mobile terminal to which a touch screen screen is applied through a touch, as shown in FIG. 10), a tip unit 30 (TIP UNIT) disposed at the distal end of the main body 10 for information input touch, and a cap 20 detachably assembled to the distal end of the main body 10 to cover the tip unit 30. Equipped)

The main body 10 extends in the longitudinal direction and has a hollow cylinder shape, and inside the main body 10, the first piston rod 12 and the second piston rod 13 extend and contract in the longitudinal direction. It is arranged to be possible. Therefore, when not in use, the first and second piston rods 12 and 13 may be carried by being pushed into the main body 10, and when used, the first and second piston rods 12 may be used. It can be easily grasped and used by removing (13) in the longitudinal direction.

Cap 20; CAP is detachably assembled to the front end of the main body 10 to protect the tip unit 30, made of a steel material is made of a cup shape with the rear end is open. And the end of the cap 20 is equipped with a hook-string 22, which is intended to facilitate carrying on the portable terminal.

And the tip unit 30, which is a characteristic component of the present invention, as shown in Figure 3 and 4, the steel-head 31 is assembled by screwing to the front end of the main body 10, and the steel- Rubber tip (32) assembled to surround the tip of the head (31), and tip-cover (34) for assembling screwed to the steel-head (31) to securely secure the rubber tip (32) Consists of

Steel-head 31 is made of a metal material, is coupled to the female screw portion 11 provided on the inner peripheral end of the main body 10 by a screw coupling method, the rubber tip 32 is firmly fixed to the tip. To this end, the first male screw portion 31a is machined at the rear end of the steel-head 31 so as to be assembled to the front end of the main body 10 by screwing. On the outer circumference of the steel-head 31, a diameter of the second male thread portion 31b, in which the rear end of the cap 20 is detachably assembled by screwing, and the diameter of the second male thread portion 31b, is reduced. And a third male thread portion 31c which is processed to have a step and is assembled with the tip-cover 34. Further, at the tip of the steel-head 31, a hemispherical tip engaging portion 31d having a strip-shaped step groove 31e is provided on the outer circumference. The stepped groove 31e of the tip engaging portion 31d is for assembling the dome-shaped rubber tip 32 easily and reliably.

And as described above, the rubber tip 32 (RUBBER-TIP) is assembled to surround the tip engaging portion 31d of the steel-head 31 from the outside, and elasticity upon contact with the touch screen screen of the mobile terminal It is made of a soft rubber (RUBBER: conductive silicone rubber material in the embodiment of the present invention) that can be deformed and has excellent electrical conductivity just by contacting. The tip protrudes in a dome shape. The rubber tip 32 is composed of a hollow portion 32a having an empty hollow portion so that elastic deformation can be more easily made in contact with the touch screen of the mobile terminal, and the inside of the open end thereof has a tip coupling portion 31d. Is assembled through the stepped groove 31e.

The surface of the rubber tip 32 is coated with a urethane paint mixed with an epoxy modified or polyester modified primer having excellent adhesion to form a UV coating film 33. The primer is to form a stronger UV coating film 33 on the surface of the rubber tip (32). Accordingly, the surface of the rubber tip 32 is reduced frictional force by the UV coating film 33 when in contact with the touch screen screen of the mobile terminal, so that the slip (slip) is greatly improved.

In addition, a conductive sponge 40 made of polyurethane (PU) is disposed inside the rubber tip 32. Accordingly, the rubber tip 32 is not only excellent in the elastic restoring force at the time of writing, but also significantly improves the conductivity and prevents the generation of static electricity. In the embodiment of the present invention, although the conductive sponge 40 is shown in the hemispherical form, it is not limited thereto, and may be manufactured in a square or cylindrical shape and forcibly pushed into the rubber tip 32.

And the tip-cover 34 (TIP-COVER) exposes the tip of the rubber tip 32 to the outside while the open end (rear end) of the rubber tip 32 to the tip engaging portion of the steel-head 31 The front and rear sides are opened in a cylindrical shape to press the 31d, and the rear end thereof has a female thread 34a processed to be coupled to the third male thread portion 31c of the steel head 31 by a screwing method. .

<Description of tip unit assembly process of the stylus pen according to the present invention>

Next, the assembly process of the tip unit according to the present invention configured as described above will be described sequentially with reference to FIGS. 5 to 7.

First, as shown in Figures 5 and 6, the steel-head 31 is assembled to the front end of the main body 10 in the form of a screw through a screw coupling method. That is, when the steel-head 31 is assembled to the front end of the main body 10 through the first male thread part 31a, it is integrated into the main body 10 and the second male thread part 31b and the third male thread part 31c are assembled. And the tip engaging portion 31d is protruded from the tip of the main body 10.

In addition, as shown in FIG. 7, the rubber tip 32 is forcibly pushed into the conductive sponge 40 and then assembled to surround the tip coupling portion 31d of the steel-head 31 from the outside. . Since the rubber tip 32 is made of soft conductive rubber, the rubber tip 32 can be easily assembled and assembled to the tip engaging portion 31d of the steel-head 31.

When the tip-cover 34 of the front and rear openings is mounted to the third male thread portion 31c of the steel head 31 by screwing, only the tip portion of the dome-shaped rubber tip 32 is external. Assembly of the tip unit 30 protruding into is completed (see Fig. 3). Due to this tip-cover 34, the rear end of the rubber tip 32 is not visible from the outside, and the rubber tip 32 covers the tip engaging portion 31d of the steel-head 31 from the outside. The fixation is maintained.

<Description of the state of use and effect of the stylus pen according to the present invention>

Next, a state of use of the stylus pen for a mobile terminal according to the present invention configured as described above and an effect thereof will be described with reference to FIG. 8.

First, when the stylus pen is to be used, the cap 20 is separated from the tip of the main body 10, and the first and second piston rods 12 and 13 can be extended in the longitudinal direction to easily grip the cap 20. have.

When the touch or drag operation is performed while lightly pressing the tip unit 30 of the stylus pen on the touch screen screen of the portable terminal, information input for the portable terminal function operation is easily performed.

As shown in FIG. 8, the rubber tip 32 protruding in the dome shape during the touch operation generates a large contact area (6 mm or more) while elastically deforming in the pressing direction, thereby enabling accurate information input. In particular, since the surface of the rubber tip 32, which is UV-coated to have excellent slipability, is substantially in contact with the touch screen screen of the mobile terminal, it is easy to write and of course! Flick! It has excellent touch feeling and accurate drag input operation. In addition, the user can easily recognize the information input operation through the degree of elastic deformation of the tip of the tip unit 30 according to the present invention. This is because the conductive restoring force is enhanced by the conductive-sponge 40 disposed inside the rubber tip 32, and the conductivity on the rubber tip 32 side is further improved.

10. Body 11. Female thread 12. First piston rod
13. 2nd piston-rod 20. Cap 21. Female thread
22. Hook strap 30. Tip unit 31. Steel-head
31a ~ 31c. Male thread 31d.Tip coupling 31e.
32. Rubber tip 32a. Hollow part 33. UV coating film
34. Tip cover 34a. Female thread 40. Conductive sponge

Claims (3)

The main body 10 is formed in a cylindrical shape so that the user can be gripped, the tip unit 30 disposed for the information input touch on the front end of the main body 10, and detachably assembled to the front end of the main body 10 A stylus pen for a portable terminal having a cap (20) covering the tip unit (30);
The tip unit 30 is;
A first male screw portion 31a is provided at a rear end of the main body 10 so as to be assembled by screwing; On the outer circumference, the second end of the cap 20 is detachably assembled by screwing, and the front end of the second male thread 31b is formed to have a step that is reduced in diameter. A three-threaded thread portion 31c, and a steel-head 31 having a hemispherical tip coupling portion 31d having a strip-shaped stepped groove 31e at its tip end;
It is pre-assembled through the step groove 31e to surround the tip engaging portion 31d of the steel-head 31 from the outside, and the hollow portion is hollow inside to allow elastic deformation upon contact with the touch screen screen of the mobile terminal. A rubber tip 32, the tip of which is protruded into a dome shape;
The front end portion of the rubber tip 32 is formed in a tubular shape in which the front and rear sides are opened to press and secure the rear end while exposing the rubber tip, and the rear end is screwed to the third male thread part 31c of the steel-head 31. A tip-cover 34 that is assembled with; A stylus pen for a mobile terminal, characterized in that it is provided. The method of claim 1,
The rubber tip 32 is formed of a conductive silicone rubber material;
Stylus pen for a mobile terminal, characterized in that the surface of the rubber tip 32 is coated with a primer mixed with a urethane paint UV coating film 33 is made. The method of claim 1,
Stylus pen for a mobile terminal, characterized in that the conductive sponge 40 is disposed inside the rubber tip (32).
KR1020110021875A 2011-02-14 2011-03-11 A stylus pen KR20110042272A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20110012626 2011-02-14
KR1020110012626 2011-02-14

Publications (1)

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KR20110042272A true KR20110042272A (en) 2011-04-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101275240B1 (en) * 2011-07-11 2013-06-18 주식회사 지화이브 Stylus Pen and Manufacture Method of the Same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101275240B1 (en) * 2011-07-11 2013-06-18 주식회사 지화이브 Stylus Pen and Manufacture Method of the Same

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