KR200363183Y1 - a sharp pencil - Google Patents

Abstract

The present invention relates to a memo pen structure of a mechanical pencil having a ballpoint pen core used for memo in a mechanical pencil in which a plurality of graphite cores containing letters are written.

The extracting member inserted into the pen holder of the mechanical pencil is fixed to the tip of the pen holder by means of a nib cap that is fitted in a custom manner. The fixing casing member is detached from the storage hole with a ball point pen attached to the storage hole inlet of the extraction member. In addition, the lower cap of the fixed casing member is configured to install a stylus pen or a screwdriver, and normally writes a letter with a graphite core embedded in a mechanical pencil and exposes a ball pen core in a pressing button when a phone number and an indelible record should be recorded. It is possible to write letters or characters, and in some cases, there is an advantage of improving the use function of writing instruments with the advantage of being able to touch the touch pad of the touch pad and screws for glasses.

Description

Memo pen structure of mechanical pencil {a sharp pencil}

The present invention relates to a structure of a mechanical pencil that can use a pen in the mechanical pencil itself when a memo is not erased from the mechanical pencil.

In general, the mechanical pencil 100 is inserted into the pen member 102 with the extraction member 110 having a structure capable of extracting the graphite core in the pen holder 102 as shown in Figure 1 and the tip of the extraction member 110. It is fixed by the screw cap 112 is fastened at the same time by the screw type, the inlet of the extraction member 110 is configured to install a pin-inserted rubber eraser 111 and the pressing button 120, the user presses the pressing button 120 ) And the eraser 111 is separated from the extraction member 110, and a plurality of graphite cores are inserted therein, and the eraser 111 and the pressing button 120 are coupled to the extraction member 110 to press the pressing button 120. Since the length is extracted through the nib cap 112, the user can write letters or write symbols on paper.

However, in writing letters and symbols, if you write it with graphite core, it may be erased. In order to prevent the contents of the memo from being erased, carry a separate ball-point pen filled with ink, place the mechanical pencil and remove the ball-point pen when necessary. It became.

Due to the problems described above, there was a problem in that a pencil and a ballpoint pen must be carried in the related art, and a problem such as a hassle to select and change a pencil in a ballpoint pen or a ballpoint pen in a mechanical pencil is used.

The present invention devised to solve the conventional problems as described above, without changing the writing instrument while using the mechanical pencil, the pencil is turned upside down and the press button is released, the ball-filled pen filled with ink can be exposed to take a simple note An object of the present invention is to provide convenience in use and simplicity of portability.

In addition, the purpose of the present invention is to take out the ball pen shim from the pencil stand of the pencil pencil, the stylus pen is protruding from the casing stand, so that you can take a memo in the form of a screen touch like a PDA device. It aims to limit the convenience of use by providing a driver.

The object of the present invention is to be configured to be fixed by the cap cap coupled to the tip of the pen holder screwed to the tip of the pen holder of a conventional mechanical pencil, and configured to supply the graphite core through the storage hole inlet of the extraction member A fixed casing member having a predetermined length is installed at a storage hole inlet of the extraction member, and a ball pen nib is inserted into the fixed casing member to expose the tip of the ball pen nib to the tip of the fixed casing member. The lower cap is coupled to the member to secure the ball pen nib, and the tip of the fixed casing member inserted into the inlet of the extracting member and the tip of the extracting member will be sufficiently achieved by providing a configuration in which the pressing button is coupled and separated.

In addition, the object of the present invention is that the fixed casing member is provided with a holding hole into which the ball pen shim in which ink is stored, and a casing stand having a locking jaw in the outer diameter of the tip, and is fitted in a lower end of the casing stand to fit the ball pen core. It will also be achieved by providing a configuration consisting of a lower cap that is in close contact with the bottom.

In addition, an object of the present invention will be sufficiently achieved by providing a structure in which the stylus pen is projected to the lower cap, and providing a structure in which the screw driver for the glasses is projected to the lower cap.

1 is an exploded view of a push button member for a conventional mechanical pencil.

Figure 2 is a partial longitudinal cross-sectional view of the mechanical pencil applying the present invention.

Figure 3 is a state showing a configuration in which the stylus pen or the driver protrudes from the state of the fixed casing member separated from the mechanical pencil according to the present invention.

Figure 4 is a state of use of the mechanical pencil applying the present invention.

* Explanation of Signs of Major Parts of Drawings *

100: mechanical pencil 102: pen stand 110: extraction member

112: storage hole 114: inlet 120: pressure button

122: support hole 123: sealing hole 130: fixed casing member

131: casing base 132: storage hole 133: fixing hole

134: coupling hole 135: lower cap 136: stone

137: ballpoint pen 138: through hole 139: stopper

140: stylus pen 150: driver

Hereinafter, described in detail with reference to the accompanying drawings a preferred embodiment of the present invention.

Figure 2 is a partial longitudinal cross-sectional view of the mechanical pencil applying the present invention, Figure 3 is a cross-sectional view of the separated state of the fixed casing member for the present invention to selectively couple the stylus pen or driver, Figure 4 is the present invention This is a state of using a ballpoint pen in the mechanical pencil.

When the extraction member 110 is inserted into the pen holder 102 of the conventional pencil 100, the tip of the extraction member is exposed through the tip of the pen holder 102. A screw portion is formed at the tip of the pen holder 102 and the extraction member 110, thereby coupling the nib cap 103 to the screw type. This makes the extraction member 110 is fixed to the pen holder 102.

An inlet 114 of the extraction member 110 fixed to the pen holder 102 is inserted into the fixed casing member 130 instead of a rubber eraser, and the fixed casing member 130 is inserted into the inlet of the upper end of the extraction member 110. Put the pressing button 120 on.

The fixed casing member 130 includes a casing stand 131 and a lower cap 135, and a ball pen nib 137 having a predetermined length is inserted between the casing stand 131 and the lower cap 135. Consists of the configuration.

The casing stand 131 may be formed by drilling a storage hole 132 therein, and a fixing hole 133 may be formed at an upper end of the storage hole 132 so that the upper end portion of the ball pen core 137 may be caught. At this time, the outer diameter of the casing 131 is formed to the same size as the inner diameter of the pressing button 120 to be described later.

The lower cap 135 has a surface in contact with the lower end of the ball pen core 137 and forms a convex protrusion 136 for coupling with the casing stand 131, and a concave coupling at a relative position of the casing stand 131. The hole 134 is formed.

In particular, in forming the lower cap 135, as shown in FIG. 3, the driver 150 capable of protruding the stylus pen 140 for facilitating the touch pad function or tightening or loosening the screw for eyeglasses as shown in FIG. Protrude).

In the figure, reference numeral 120 is a part is transparent, the other part is the push button 120 is made opaque, 138 is a through-hole for entering the air for a smooth writing feeling and ink supply of the ballpoint pen 137, 139 is It is a stopper to prevent the outflow of ink.

As described above, the present invention consists of a configuration in which a fixed casing member 130 having a ball pen core 137 is provided on an upper end of the extraction member 110 positioned in the pressing button 120 of the mechanical pencil 100. There is usually press the pressing button 120 of the mechanical pencil 100 to describe the letters or symbols with the graphite core exposed from the tip cap 103.

Since the substrate by the graphite core may be erased or blurred by an eraser, when the contents to be written are not easily erased or when a memo is required to be erased, first, the pen holder 102 of the mechanical pencil 100 is held upside down as shown in FIG. 4. When the pressing button 120 is removed from the extraction member 110 and covered on the cap cap 103, the fixed casing member 130 is exposed and at the same time, the ball point nib 137 mounted to the fixed casing member 130 is also exposed. .

When the user writes the contents to be recorded while holding the mechanical pencil 100 as shown in FIG. 4, ink filled in the core barrel of the ball point pen 137 is not removed, unlike the substrate by the graphite core. Therefore, when the memo amount of the base material is not changed to a ballpoint pen without holding the pencil pencil 100 and to release the pressing button 120, the ballpoint pen 137 is exposed to provide a very convenient in use.

Thus, after using the ball-point pen 137, pressing the pressing button 120 is removed from the cap cap 103 and put on the pressing button 120 is a normal pencil 100.

When it is necessary to quickly take a note while carrying the mechanical pencil as described above, peeling only the pressing button 120 of the mechanical pencil 100 can be used not only a ball-point pen, the fixed casing member 130 mechanical pencil When it is separated from the extraction member 110 of the 100, the stylus pen 140 is exposed by the lower cap 135 coupled to the lower end of the casing stand 131, the state that the user gripping the casing member 130 In the PDA device, a portable personal mobile communication device, etc., the touch pad type screen can be provided with the function of the touch pad in a manner of writing letters or symbols.

In addition, the lower cap 135 of the casing member 130 may be provided with a driver 150 that can tighten or loosen the screws installed on the glasses in addition to the stylus pen 140, glasses loosened in the state not visited to the optician It is possible to tighten or loosen the screw of the screw 150 provided in the fixed casing member 130 of the mechanical pencil (100).

In addition, when the ink of the ball pen nib 137 mounted in the storage hole 132 of the fixed casing member 130 is exhausted, if the lower cap 135 of the casing stand 131 is forcibly removed, the ball pen nib 137 may be leaked. It can be replaced with one.

As described above, the present invention has a configuration in which a ball pen shim is attached to the extraction member of the mechanical pencil, and the pressure pen can be selectively used as the push button is coupled to and separated from the extraction member. It is portable and has the advantage of being able to selectively write erasable and indelible letters.

In addition, the stylus pen protrudes from one side of the casing stand where the ball pen shim is installed to provide a touch pad function to facilitate information input and communication.In the case of protruding a small driver, the screw for eyeglasses can be tightened or loosened. There is an advantage such as to solve the inconvenience of wearing glasses.

Claims (4)

In the configuration that the extraction member inserted into the pen holder of the conventional mechanical pencil is fixed by the tip cap screwed to the tip of the pen holder, and supplying the graphite core through the storage hole inlet of the extraction member, A fixed casing member having a predetermined length is installed at a storage hole inlet of the extracting member, and a ball pen core is inserted into the fixed casing member to expose the tip of the ball pen core to the tip of the fixed casing member. Memo pen structure of the mechanical pencil, characterized in that the pressurized button is coupled to the front end of the fixed casing member and the end of the extraction member is fixed to the ball pen nib by coupling the lower cap coupled to the extraction member. According to claim 1, wherein the fixed casing member is provided with a holding hole into which the ball pen shim in which the ink is stored, the outer end of the casing and the engaging jaw formed in the locking jaw, and is fitted in the lower end of the casing stand and is coupled to the lower end of the ball pen shim Memo pen structure of the mechanical pencil, characterized in that the lower cap made of close contact. 3. The memo pen structure of claim 2, wherein the lower cap protrudes from a stylus pen. The memo pen structure of a mechanical pencil according to claim 2, wherein the lower cap protrudes a screw driver for glasses.