KR101392387B1 - Sharp pencil attached to sharp pencil leads case - Google Patents

Abstract

The present invention relates to a mechanical pencil to which a sharp lead case storing sharp leads therein is coupled. The mechanism pencil includes a body provided in the mechanical pencil, and a supply part supplying the sharp lead to the body by pressing operation of a button exposed outwardly from the mechanical pencil and working with the body. The supply part has a coupling portion connected to an engaging portion of the sharp lead case to communicate with each other, a connecting pipe communicating with the body and penetrating the coupling portion, a clamp having at least two cutout portions formed at one end of the connecting pipe, in which when the cutout portions are moved by a button, and then are exposed outwardly from the coupling portion, the cutout portions are widened in a combination state to open the connecting pipe and thus supply the sharp lead to the body, and a spring installed at a lower portion of the coupling to resiliently receive the clamp when the pressing operation of the button is released.

Description

Sharp pencil attached to sharp pencil leads case

[0001] The present invention relates to a sharpened sharps integrally formed with a shaft, and more particularly, to a sharpened sharpshaft in which a sharp shaft is directly supplied from a sharp shaft to a sharp shaft in a state in which the shaft is housed in the shaft.

The pencil is a writing tool that inserts a thin shim in the inside and presses the tip of the shaft to push out the shim little by little. In order to continue using the pencil, it is necessary to prepare a separate pencil case and take it out and put it in the pencil. Therefore, most users always carry the shaft of the shaft in addition to the mechanical pencil, or those who have difficulty in carrying the shaft of the shaft can select a method to carry the shaft of the mechanical pencil with a sharp feel.

However, there is a problem that it is inconvenient for the user to carry the shaft of the shaft separately and there is a danger of being lost at the same time as inconvenience to the user, and the shaft is drawn out from the shaft and the shaft does not come out properly.

In order to solve such a problem, a public utility model 2009-0008298 is limited to a minimum length required for using a shaft in a shaft and a shaft having a minimum size such that a plurality of shafts are stored inside the shaft, , A rubber stopper is provided between the shaft receiving portion and the shaft receiving portion to prevent breakage of both the shaft portions at the same time and to form a convex lower portion of the rubber shoe so as to prevent the centering of the shaft portions inserted into the shaft receiving portion, It features a sharp pencil with a sharp cap on the lid. However, the above-mentioned design has a problem in that the method of providing the sharpness from the shaft to the shaft body is not intentionally supplied one by one and merely the shaft is connected with the shaft so that the shaft needs to be taken out and supplied to the shaft body in order to supply the shaft.

Therefore, it has been desired to develop a mechanical pencil capable of efficiently supplying a sharp stem to the sharp main body in a state in which the sharp stem is integrated with the mechanical pencil.

SUMMARY OF THE INVENTION [0006] In order to solve the above problems, an object of the present invention is to provide a sharp pencil capable of supplying directly to a sharp from a sharp shaft.

Another object of the present invention is to provide a sharp pencil that can stably supply in supplying the sharpness of the can.

In order to achieve the above object, the present invention provides a sharp pencil comprising: a sharp main body, which is installed inside the sharp pencil and is integrated with a sharp pencil, A supply portion for providing a sharpness to the sharp body by a pushing operation of a button is provided on the sharp body, the supply portion includes a coupling connected to the coupling portion of the shaft and communicating with the coupling portion of the shaft, And the at least two incisal parts coupled to one end of the connection tube move the sharp main body through the button and are exposed to the outside of the coupling, the incisal piece is expanded in a state of being combined in one modification, A clamp for supplying the clamp to the sharp main body; Typically this syapeusim tube consisting of a spring for receiving a coupling inside and provides the mechanical pencil integrated.

Further, the present invention provides a mechanical pencil in which a guide hole having a shape bent in at least one direction is formed on the outer periphery of the mechanical pencil, and a button is exposed through the guide hole to the outside of the mechanical pencil.

" 또는 "

"형상인 것을 특징으로 하는 샤프심통이 일체화된 샤프펜슬을 제공한다.Further, according to the present invention, the bent shape of the guide hole is "

" or "

≪ / RTI > and the shape of the shaft is a "shape " shape.

Further, the present invention provides a sharp pencil in which the shaft is integrally formed with a mechanical pencil.

In addition, the outlet portion supplied to the sharp main body from the sharp core tube of the present invention is formed in a structure in which the diameter becomes smaller as the distance from the outlet increases, so that only one sharp point can be formed.

The sharpness according to the present invention can be a good writing instrument that can be continuously used by shacking students because the sharpness is supplied directly to the sharp body by pressing the button upward.

The shaft of the present invention has an integrated shaft of the present invention. The shaft of the present invention functions as both the upper and lower shaft knocking devices. When pressed downward, So that there is no case in which the sharp points are drawn in the front part where the sharp point is generated while using the sharp point.

According to the present invention, since the sharp-stem outlet of the sharp-stem can be a funnel-like shape, the sharp-stem can be supplied only one by one without being supplied to the sharp at the same time.

As a result, the overall design of the sharp pencil can be changed according to the individual taste as the sharp bezel forms the body of the sharp by purchasing the sharp bezel according to the present invention.

FIG. 1 is a view showing a state in which a shaft is connected to a shaft pencil according to an embodiment of the present invention.
2 is a cross-sectional view of a mechanical pencil according to an embodiment of the present invention.
3 is a detailed cross-sectional view of a supply part of a sharp body in a sharp pencil according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. First, it should be noted that, in the drawings, the same components or parts have the same reference numerals as much as possible. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted so as to avoid obscuring the subject matter of the present invention.

The terms " about "," substantially ", etc. used to the extent that they are used herein are intended to be taken to mean an approximation of, or approximation to, the numerical values of manufacturing and material tolerances inherent in the meanings mentioned, Accurate or absolute numbers are used to help prevent unauthorized exploitation by unauthorized intruders of the referenced disclosure.

The present invention relates to a mechanical pencil, and more particularly, to a mechanical pencil having a mechanical pencil coupled to a mechanical pencil.

FIG. 1 is a perspective view of a sharp pencil according to an embodiment of the present invention. FIG. 2 is a cross-sectional view of a pencil according to an embodiment of the present invention. FIG. Fig. 3 is a detailed sectional view of a supply part of a sharp body in a mechanical pencil according to an embodiment.

The present invention relates to a sharp pencil in which a sharp core tube storing a sharp core 11 is integrally connected to a sharp pencil 100 and is integrally formed with a sharp main body 110 provided inside the sharp pencil 100, A supply part 120 is provided on the sharp main body 110 to provide the sharp core 11 to the sharp main body 110 by pushing the upper part of the button 111 which is exposed to the outside and interlocked with the sharp main body 110 The supply unit 120 includes a coupling 121 connected to the coupler 210 of the shaft 200 and a coupler 121 communicating with the coupler 121, When the shaper main body 110 is exposed to the outside of the coupling 121 by moving the shaper main body 110 through the button 111, two or more separable pieces 123a coupled to one end of the coupling pipe 122, Which is expanded in a state of being combined in one modification, and which opens the connecting pipe 122 to supply the shaft 11 to the sharp main body 110 And a spring 124 installed under the coupling 121 and resiliently accommodating the clamp 123 in the coupling 121 when the pressing operation of the button 111 is released. do.

The present invention relates to a sharp pencil (100), in which a pencil case (200) is integrally connected to a sharp pencil (100).

A button 111 is formed on the sharp main body 110. The button 111 is exposed to the outside of the mechanical pencil 100, So that the sharp main body 110 can be interlocked. That is, the lower part of the sharp main body 110 has the same internal structure as that of the general sharp pencil, so that when the button 111 is pushed down, the sharp point 11 comes out from the general sharp pencil, have. However, when the button 111 is operated upwards, a space can be ensured in which parts connected to the sharp main body 110 and the sharp main body 110 can be moved up.

A supply unit 120 is installed on the upper part of the sharp main body 110. The supply unit 120 includes a coupling 121 connected to the coupling unit 210 of the shaft 200, The clamp 123 and the clamp 123 can be elastically accommodated in the coupling 121 by being connected to the main body 110 and having a connection pipe 122 passing through the coupling 121, And a spring 124 for allowing the spring 124 to rotate.

The clamp 123 may include at least one discrete piece 123a and may be exposed to the outside of the coupling 121 by the movement of the button 111. [

That is, when the button 111 is pressed upward, the sharp main body 110 is moved upward, and the connection pipe 122 at the upper portion of the imaginary- Two or more discrete pieces 123a coupled to the coupling 121 are exposed to the outside of the coupling 121. When exposed to the outside of the coupling 121, the discrete piece 123a is expanded in a state of being assembled in one refinement, and the connecting pipe 122 is opened to accommodate the external Sharp. In other words, the shaft 11 receives the shaft 11 from the shaft 200 and moves the shaft 11 to the shaft body 110.

The button 111 is configured to be exposed to the outside of the mechanical pencil 100. At least one or more bent guide holes are formed on the outer periphery of the mechanical pencil 100 and the button 111 is inserted through the guide hole. Can move.

" 또는 "

"형상일 수 있는 데, "

" 형상으로 이루어진 경우를 예로들어 설명하면 다음과 같다.The bent shape of the guide ball is "

" or "

"It can be a form,"

"As shown in FIG.

When the button 111 is located on the right edge along the guide ball shape, the button 111 is operated only upward. That is, the button 111 can be supplied to the sharp main body 110 by being operated to the right by pushing the button 111 upward. As a result, the clamp 123 can be folded with two or more pieces 123a, And the shaft 11 in the shaft 200 is supplied to the supply unit 120. [ When the pressing operation is canceled, the button 123 is resiliently received into the coupling 121 by the spring 124, and the button 111 returns to its original position. When the button 111 is moved to the left through the operation, the button 111 can be moved downward. At this time, as in the principle that the sharp pencil 100 comes out of the general pencil 100, 100) to be able to write.

In addition, the mechanical pencil 100 according to the present invention has a shape of a mechanical pencil, and a housing 130 is formed to surround the sharp main body 110. A guide hole is formed on the outer periphery of the housing 130 can see.

The housing 130 surrounds the entire Sharp main body and serves to fix the coupling 121 of the supply part 120. The disengagement piece 123a of the clamp 123 is moved to the outside of the coupling 121 when the button 111 is operated upward because the coupling 121 is fixed. However, the coupling 121 is not coupled to the housing 130, so that when the button 111 is operated downward, the coupling 121 is preferably downward.

Meanwhile, the pencil case 200 is characterized in that it is pinched or screwed into the mechanical pencil 100.

The upper portion of the mechanical pencil 100 may be coupled to the shaft center cylinder 200 and the mechanical pencil 100. The coupling of the central shaft 200 may be coupled with the inner periphery of the housing 130.

A coupling part 210 and an outlet part 220 are formed in the lower part of the shaft tube 200. The outlet part 220 is connected to the shaft part of the shaft body 200, And serves to guide the shaft 11 of the cylinder 200. The outlet portion 220 of the shaft tube 200 has a smaller diameter as it gets closer to the outlet so that only one sharp stem 11 can come out.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the inventions. It will be clear to those who have knowledge of.

11: Sharpness
100: a pencil 110: a sharp body 111: a button
120: supply part 121: coupling 122: connector
123: Clamp 123a: Sectional change 124: Spring 130: Housing
200: < RTI ID = 0.0 > a < / RTI &

Claims (5)

In the mechanical pencil,
The pencil holder with the sharpness is stored and integrated on the pencil.
A shaper main body installed in the interior of the mechanical pencil and a supply part for supplying a sharp point to the sharp body by pressing a button exposed to the outside of the mechanical pencil and interlocking the sharp main body,
Wherein the supply unit includes:
A coupling connected to be in communication with a coupling portion of the shaft tube,
A coupling tube communicating with the sharp body and penetrating the coupling,
Wherein the at least two incision members coupled to the one end of the connection tube move in a state that the incision member is combined with the modification when the sharp main body is moved through the button and exposed to the outside of the coupling and then the connection tube is opened to supply the sharp core to the sharp main body ,
And a spring which is provided at a lower portion of the coupling and releases the clamp in a resilient manner inside the coupling when the depressing operation of the button is canceled.
The method according to claim 1,
Wherein at least one of the guide holes is formed in the outer periphery of the at least one sharp pencil and the button is exposed through the guide hole to the outside of the sharp pencil.
3. The method of claim 2,
The bent shape of the guide hole is "

" or "

Shaped "shape.
The method according to claim 1,
Wherein the at least one of the at least one of the at least two of the at least one of the at least two of the at least one of the at least one at least one of the at least one pair of the at least one of the at least one at least one of the at least one at least one of the at least one at least one of the at least one of
The method according to claim 1,
Wherein an outlet portion supplied from the sharp-barrel to the sharp body is formed in a structure in which a diameter becomes smaller as the distance from the outlet becomes smaller, so that only one sharp-point can be obtained.

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