KR100370508B1 - Side click type multi writing tool - Google Patents

Abstract

The present invention relates to a composite writing instrument that accommodates a writing instrument such as a ball-point pen or mechanical pencil together in one writing instrument case, wherein the composite writing instrument of the present invention protrudes in a radial direction on a substantially central surface. A first writing instrument 5 having at least one protrusion 5a; A second writing instrument (6) having at least one projection (6a) projecting in a radial direction on a substantially central surface that does not correspond to the projection (5a) of the first writing instrument (5); A case body 1 having a guide rail 10 and a slot 9 formed in the longitudinal direction; A support member 11 inserted into and fixed to an upper opening of the case body 1 to penetrate the first and second writing instruments 5 and 6 and to support the following spring 12 from one side; A spring 12 fitted to an end of the first and second writing instruments 5 and 6 penetrating the support member 11 and fixed at the other end thereof; A case lid (2) coupled to the case body (1) to cover an upper opening of the case body; And it is characterized in that it comprises a pressing piece (4) having its own elasticity fitted in the slot (9) of the case body (1).

Description

Side knock type compound writing implements {SIDE CLICK TYPE MULTI WRITING TOOL}

The present invention relates to a composite writing instrument that accommodates a plurality of writing instruments such as a ball-point pen and a mechanical pencil in a single writing instrument case, and more particularly, to a case body with a user holding the writing instrument. It relates to a side knock-type composite writing instrument to press the one end of the pressing piece disposed on the side of the ball pen shim or sharp pencil shim to protrude.

1A and 1B show an example of a conventional composite writing instrument. As shown in the figure, the conventional composite writing instrument 40 has a lower case 41, an upper case 42 having a coupling hole 47 for coupling with the lower case, and inside the upper and lower cases. It consists of a ball pen shim (46) and a sharp pencil shim (45) accommodated in the clip, a clip (43) and a lid (44) fitted to the head of the upper case (42).

More specifically, as shown in FIG. 1B, the conventional composite writing instrument 40 has a coupler 47 and an upper case 42 rotatably coupled to a ball pen shim 46 or a sharp pencil shim 45. Is protruding outside.

Further, an extension portion 49a of the slide member 49 corresponding to the sharp pencil core 45 among the two slide members 48 and 49 is an extension portion of the slide member 48 corresponding to the ball pen core 46. By forming shorter than 48a), the upper case 42 is pushed in the longitudinal direction during the use of the sharp pencil to advance the graphite.

However, since the conventional composite writing instrument 40 is a method of protruding the ball pen shim 46 or the sharp pencil shim 45 to be used by rotating the upper case 42 to the left and right, the user may use the ball pen or the sharp pencil. In order to change the use, the state of holding the writing instrument is discarded, and the upper case 42 is rotated to the left or the right to protrude the ball point pen 46 or the sharp pencil core 45 and then use the writing instrument again.

This method has a disadvantage in that it is very cumbersome to use a ballpoint pen and a sharp pencil alternately, and particularly when rapid writing is required.

Accordingly, the present invention has been made to solve the above-described problems, an object of the present invention is to easily switch the ballpoint pen or mechanical pencil using a pressing piece installed on the side of the writing instrument with his finger while the user grips the writing instrument. The present invention provides a side-knock composite writing instrument that can be used selectively and can simultaneously advance the graphite core of the sharp pencil while holding the writing instrument.

1A is a perspective view showing an example of a conventional composite writing instrument,

1B is an exploded perspective view of the composite writing instrument of FIG. 1A;

2 is a perspective view showing a composite writing instrument according to an embodiment of the present invention,

3A is a fragmentary sectional view taken along the line IV-IV of FIG. 2,

Figure 3b is a front view showing a ball-point pen and a sharp pencil shim according to an embodiment of the present invention and the spring and the fixing member fitted to one end thereof;

4A is a perspective view showing a first conveying member and a second conveying body according to an embodiment of the present invention;

4B is a cross-sectional view illustrating a cutting plane of the first end of the first conveying member and the pressing piece according to the embodiment of the present invention;

Figure 4c is a cross-sectional view showing a cut surface of the second conveyance body and the second end of the pressing piece according to an embodiment of the present invention,

Figure 4d is an exemplary view showing the dimensions and shape of the second conveying member according to an embodiment of the present invention,

5 is a view showing a case in which the second conveying member moves along the guide rail when the second end of the pressing piece according to the embodiment of the present invention is pressed, and

6 is a view showing a modification of the pressing piece according to another embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

30 ... composite writing instruments 1 ... case body

2 ... case lid 3 ... clip

4 ... Push 5 ... Ballpoint pen

6 ... sharp pencil shim 5a, 6a ... protrusion

7 ... first carrier 8 ... second carrier

7a, 8a ... engaging hands 7b, 8b ...

7c, 8c ... upper part 8d ... concave

7d, 8e ... Groove 9 ... Slot

10 ... guide rail 11 ... support member

12 ... spring 13 ... retaining member

In order to achieve the above object, the side-knock composite writing instrument according to the present invention, in a composite writing instrument comprising a plurality of writing instruments of different kinds or the same type, having at least one protrusion protruding in a radial direction on a substantially central surface One first writing instrument; A second writing instrument having at least one projection protruding in a radial direction on a substantially central surface that does not correspond to the projection of the first writing instrument; A case body having a guide rail and a slot formed in the longitudinal direction; A support member inserted into and fixed to an upper opening of the case body to penetrate the first and second writing instruments and support a spring below; A spring fitted to an end of the first and second writing instruments penetrating the support member and fixed at the other end thereof; A case lid coupled to the case body to cover an upper opening of the case body; And is inserted into the slot of the case body, characterized in that it comprises a pressing piece having its own elasticity.

In addition, in the present invention described above, the engaging hand extending in the shape of a forefinger in the side to be coupled to the first writing instrument, the upper end formed to slide the first end of the pressing piece, the first end of the pressing piece is locked A first conveying member including a jaw and a groove corresponding to the guide rail; And a coupling hand extending in the shape of a forceps from the side to be coupled to the second writing instrument, an upper end portion formed to guide and slide the second end of the pressing piece, a locking jaw to which the second end of the pressing piece is fixed, and the guide rail. And a second conveying body having a corresponding groove.

In addition, in the present invention described above, the second conveying member further has left and right recessed portions that receive the bending of the first writing instrument or the second writing instrument when the first writing instrument or the second writing instrument protrudes. do.

In addition, in the present invention described above, the first writing instruments and the second writing instruments are each composed of a ball pen nib and a sharp pencil nib, and pressing the first end of the pressing piece, the ball pen nib protrudes out of the case body, When the second stage is pressed, the sharp pencil core is projected to the outside of the case body, and when the second stage of the pressing piece is further pressed, the graphite of the sharp pencil core is further protruded by a predetermined length.

In the present invention described above, the pressing piece is composed of a first pressing piece including the first end and the second pressing piece including the second end, and the first pressing piece and the second pressing piece are staggered. It is characterized by being coupled by a coupling member.

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

Figure 2 is a perspective view showing a composite writing instrument according to an embodiment of the present invention, Figure 3a is a partial cut cross-sectional view taken along line IV-IV of Figure 2, Figure 3b is a ball point pen and a pencil according to an embodiment of the present invention 4A is a front view showing a shim and a spring and a fixing member fitted to one end thereof, FIG. 4A is a perspective view showing a first conveying member and a second conveying member according to an embodiment of the present invention, and FIG. 4B is an embodiment of the present invention. 4 is a cross-sectional view showing a cut surface of the first feed member and the pressing piece of the first end, Fig. 4c is a cut-away view showing a cut surface of the second feed body and the second piece of the pressing piece according to an embodiment of the present invention, Figure 4d 5 is an exemplary view showing the dimensions and shape of the second conveying member according to an embodiment of the present invention, Figure 5 is when the second conveying member moves along the guide rail when pressing the second end of the pressing piece according to the embodiment of the present invention Bo Litchi is a drawing, Figure 6 is a view showing a modification of the pressing piece according to another embodiment of the present invention.

As shown in the figure, the side-knock composite writing instrument 30 according to the present invention comprises a ballpoint pen 5 having at least one protrusion 5a projecting in a radial direction on a substantially central surface, and the ballpoint pen. A mechanical pencil shim 6 having at least one protrusion 6a projecting in a radial direction on a substantially central surface that does not correspond to the protrusion 5a of the shim 5, the first conveying body 7 and the first; A case body (1) having a guide rail (10) for guiding the conveying body (8), a slot (9) formed in a longitudinal direction corresponding to the upper ends of the first and second conveying bodies, and the case body (1) A support member 11 inserted into and fixed to one of the openings of the ball pen shim 5 and the sharp pencil shim 6 to support the lower end of the spring 12, and a ball pen penetrating the support member 11; A spring 12 disposed at one end of the shim 5 and the sharp pencil shim 6 together with the fixing member 13; A case lid (2) coupled to the body (1) and covering one opening of the case body, and a coupling hand (7a) and a pressing piece (4a) extending in a rounded tong shape at the side to be engaged with the ball pen nib (4) Corresponding to the guide rail 10 and the locking step 7b to which the upper end 7c formed in the V shape and the first end of the pressing piece 4 are fixed so as to be guided and slipped. V-shaped second of the first conveying member 7 including the groove 7d, the engaging hand 8a extending in the shape of a rounded tweezer from the side to be engaged with the mechanical pencil shim 6, and the pressing piece 4 A locking jaw 8b and a ball point nib formed at an upper end portion 8c formed in an inverted V shape and an intermediate portion of the upper end portion 8c so that the stage is guided and slipped, and the second end of the pressing piece 4 is caught and fixed. 5) or left and right side recesses that accommodate the bending of the ball point pen or the sharp point pencil shim when the sharp pencil shim 6 protrudes. A second conveying body 8 having a portion 8d and a groove 8e corresponding to the guide rail 10, and a slot 9 of the case body 1 and fitted into the first conveying body 7; ) And a pressing piece 4 having self-elasticity, having an inverted V-type first end and a V-type second end respectively corresponding to the upper ends 7c and 8c of the second conveying body 8, respectively. In the present embodiment, the inverted V type first stage and the V type second stage are described, but both the first stage and the second stage may be inverted V type or both may be V type.

The operation process of the side knock type composite writing implement 30 according to the present invention will be described in more detail.

First, when the user presses the upper end of the pressing piece 4 with the thumb or the index finger while holding the side knock type composite writing instrument 30 according to the present invention, the upper end of the pressing piece 4 is shown in FIG. The V-shaped upper end portion 7c of the first conveying member 7 shown in FIGS. 4A and 4B is slid down to be caught and fixed to the engaging jaw 7b of the first conveying member 7. At this time, the coupling hand 7a coupled to the ball pen nib 5 pushes the protrusion 5a of the ball pen nib 5 so that the tip of the ball pen nib 5 protrudes out of the case body 1. Advance In addition, a spring 12 fitted to the upper end of the ball pen nib 5 is elastically compressed between the support member 11 and the fixing member 13. In this way, the user can simply use a ballpoint pen by pressing the pressing piece 4 provided on the side of the case body 1.

Then, when the user presses the opposite end of the pressing piece 4 slightly, one end of the pressing piece 4 which is caught and fixed to the locking jaw 7b is released from the locking jaw 7b and returned. At this time, the return of the pressing piece 4 is the upper end of the projection 5a and the ball pen 5 of the ball point pen 5, which is coupled with the engaging hand 7a of the first conveying member 7 together with its own elastic force. It is made by the transfer of the elastic restoring force by the spring 12 fitted to the.

Further, the above-described forward and backward movement of the first conveying member 7 is performed by the guide rail 10 formed in the case body 1 and the groove 7d formed on the bottom surface of the first conveying member 7. The engagement and the coupling between the reverse V-shaped end of the pressing piece 4 and the V-shaped upper end portion 7c of the first conveying member 7 are made very smooth.

Next, as shown in FIG. 5, when the user presses the lower end of the pressing piece 4 using the thumb or the index finger while holding the side knock type composite writing implement 30 according to the present invention, the pressing piece ( The lower end of 4) slides down the reverse V-shaped upper end portion 8c of the second conveying member 7 and is caught by the locking jaw 8b of the second conveying body 8 and is fixed (pushing piece 4 'and Same state). At this time, the engaging hand 8a coupled with the sharp pencil shim 6 pushes the protrusion 6a of the sharp pencil shim 6 in the direction of the arrow D, and the end of the sharp pencil shim 6 protrudes out of the case body 1. The sharp pencil shim 6 is advanced as much as possible. In addition, a spring 12 fitted to the upper end of the sharp pencil shim 6 is elastically compressed between the supporting member 11 and the fixing member 12. In this way, the user can simply use the mechanical pencil by pressing the pressing piece 4 provided on the side of the case body (1).

Further, the user can advance the graphite core at the end of the sharp pencil core 6 by pressing the lower end of the pressing piece 4 again. Specifically, when the user further pushes the lower end of the pressing piece 4, the end of the pressing piece 4 which is caught and fixed to the locking jaw 8b is placed on the lower upper end part 8c of the second conveying body 8. Slide down. Then, the second conveying member 8 pushes the protrusion 6a of the sharp pencil shim 6 through the engaging hand 8a to advance the sharp pencil shim 6 further forward. At this point, the sharp pencil shim 6 is already in contact with the case body 1 at its end, and according to the general structure of the sharp pencil shim 6, the part 6b of the sharp pencil shim 6 is in the other part 6c. It is further inserted into the graphite, which is stuck inside, protrudes forward. In this manner, the user can press the push piece formed on the side of the writing instrument once more to protrude the graphite of the sharp pencil shim 6 to easily use the sharp pencil.

Then, when the user slightly presses the opposite end of the pressing piece 4, the end of the pressing piece 4 which is caught and fixed to the locking jaw 8b exits from the locking jaw 8b and returns. At this time, the return of the pressing piece (4) is the self-elastic force of the protrusion 6a and the sharp pencil core 6 of the sharp pencil core 6 is engaged with the engaging hand 8a of the second conveying body (8) This is achieved by the transfer of the elastic restoring force by the spring 12 fitted to the upper end.

In addition, the second transfer member 8 inserted into the side knock composite writing implement 30 according to the present invention preferably includes a configuration as shown in FIG. 4D.

Through such a configuration, the inside of the case body 1 can be naturally moved in contact with the end of the guide rail 10 and the pressing piece (4).

In addition, the side-knock composite writing implement 30 according to the present invention includes the pressing piece 14 shown in FIG. 6 in addition to the elastic pressing piece 4 having the above-described single structure. In this case, as shown in FIG. 6, the pressing piece 14 is formed by pressing the first pressing piece 14a and the second pressing piece 14c and the first pressing piece 14a and the second pressing piece 14c. It is composed of a coupling member (14b) for coupling. In addition, the pressing piece 14 is one end (14a ') of the first pressing piece (14a) and one end (14c') of the second pressing piece (14c) is staggered through the coupling member (14b) such as pins, rivets, screws, etc. Is combined.

In addition, in the above-described embodiment of the present invention, the ball pen shim 5 is coupled to the first conveying member 7, and is disposed upward as viewed in the drawing, and the sharp pencil shim 6 is coupled to the second conveying body 8. Although disposed below, the present invention is not limited to this configuration, and the ball pen nib 5 may be coupled to the first transfer member 7 to be disposed below as seen in the drawing.

In the above-described embodiment, a ballpoint pen core is used as the first writing instrument and a sharp pencil core is used as the second writing instrument. However, the present invention is not limited to this configuration. You may. At this time, the second conveying member has a structure similar to that of the first conveying member except for a recess formed in the side surface.

According to the present invention described above, by arranging the push button-type push piece on the side of the compound writing instrument, the user does not need to discard the state of holding the writing instrument and perform an operation operation for switching to a ballpoint pen or a mechanical pencil. It is very convenient for users to alternate between the ballpoint pen and the sharp pencil compared to the multi-functional writing instrument of the product, and it is possible to protrude the graphite core while holding the compound writing instrument when using the sharp pencil. There is an advantage.

While the invention has been described above with reference to specific embodiments, various forms without departing from the technical spirit of the invention are possible within the scope of the appended claims. Therefore, the scope of the present invention is limited only by the claims.

Claims (7)

In the composite writing instrument comprising a plurality of writing instruments of different or the same kind, A first writing instrument 5 having at least one protrusion 5a projecting in a radial direction on a substantially central surface; A second writing instrument (6) having at least one projection (6a) projecting in a radial direction on a substantially central surface that does not correspond to the projection (5a) of the first writing instrument (5); A case body 1 having a guide rail 10 and a slot 9 formed in the longitudinal direction; A support member 11 inserted into and fixed to an upper opening of the case body 1 to penetrate the first and second writing instruments 5 and 6 and to support the following spring 12 from one side; A spring 12 fitted to an end of the first and second writing instruments 5 and 6 penetrating the support member 11 and fixed at the other end thereof; A case lid (2) coupled to the case body (1) to cover an upper opening of the case body; And Side-knock composite writing instruments, characterized in that it comprises a pressing piece (4) having its own elasticity fitted to the slot (9) of the case body (1). The method of claim 1, Coupling hand 7a extending in the shape of a tong from the side to be coupled to the first writing instrument 5, an upper end portion 7c formed so that the first end of the pressing piece 4 is guided, and the pressing piece 4 A first conveying member (7) comprising a catching jaw (7b) to which the first end of the catch is fixed and a groove (7d) corresponding to the guide rail (10); And Engaging hand 8a extending in the shape of a tong from the side to engage with the second writing instrument 6, an upper end portion 8c formed so that the second end of the pressing piece 4 is guided, and the pressing piece 4 The side knock-type composite writing instrument further comprises a second conveying body 8 having a locking step 8b to which the second end of the hook is fixed and a groove 8e corresponding to the guide rail 10. . The method of claim 2, The second conveying member 8 has left and right concave to accommodate the bending of the first writing instrument 5 or the second writing instrument 6 when the first writing instrument 5 or the second writing instrument 6 protrudes. A side knock composite writing instrument further comprising parts 8d. In a composite writing instrument comprising a plurality of writing instruments, A ballpoint pen 5 having at least one protrusion 5a projecting in a radial direction on a substantially central surface; A sharp pencil shim (6) having at least one protrusion (6a) projecting in a radial direction on a substantially central surface that does not correspond to the protrusion (5a) of the ball pen shim (5); A case body 1 having a guide rail 10 and a slot 9 formed in the longitudinal direction; A support member 11 inserted into and fixed to an upper opening of the case body 1 to penetrate the ball pen shim and the sharp pencil shim 5 and 6 and support the following spring 12 from one side; A spring 12 fitted to an end of the ball pen core and the sharp pencil core 5 and 6 penetrating the support member 11 and fixed at the other end thereof; A case lid (2) coupled to the case body (1) to cover an upper opening of the case body; And Side-knock composite writing instruments, characterized in that it comprises a pressing piece (4) having its own elasticity fitted to the slot (9) of the case body (1). The method of claim 4, wherein Engaging hand (7a) extending in the shape of a forceps in the side to be coupled to the first writing instrument (5), the upper end portion (7c) formed so that the first end of the pressing piece (4), the pressing piece (4) A first conveying member (7) comprising a catching jaw (7b) to which the first end of the catch is fixed and a groove (7d) corresponding to the guide rail (10); And The engaging hand 8a extending in the shape of a tong from the side to be coupled to the second writing instrument 6, the upper end 8c formed so that the second end of the pressing piece 4 is guided, and the upper end 8c of the upper end 8c. And a second conveying body 8 formed at an intermediate portion and having a locking jaw 8b fixed to the second end of the pressing piece 4 and a groove 8e corresponding to the guide rail 10. Side knock type composite writing instruments characterized in that. The method according to claim 4 or 5, When the first end of the pressing piece 4 is pressed, the ball pen core 5 protrudes out of the case body 1, and when the second end of the pressing piece 4 is pressed, the sharp pencil core 6 is pressed into the case body ( 1) The side knock type composite writing implement, characterized in that protruding to the outside of the pressing piece (4) further pushes the second end of the sharp pencil core (6) by a predetermined length. The method according to claim 1 or 4, The pressing piece 4 is composed of a first pressing piece 14a including a first end and a second pressing piece 14c including a second end, and the first pressing piece 14a and the second pressing piece. (14c) side-knock composite writing instruments, characterized in that coupled by the coupling member (14b) staggered.