JP3418865B2 - Sharp pencil - Google Patents
Sharp pencilInfo
- Publication number
- JP3418865B2 JP3418865B2 JP12718899A JP12718899A JP3418865B2 JP 3418865 B2 JP3418865 B2 JP 3418865B2 JP 12718899 A JP12718899 A JP 12718899A JP 12718899 A JP12718899 A JP 12718899A JP 3418865 B2 JP3418865 B2 JP 3418865B2
- Authority
- JP
- Japan
- Prior art keywords
- connector
- slider
- lead
- barrel
- tip
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Description
【0001】[0001]
【発明の属する技術分野】本発明は、軸筒の先端から芯
と共に突出するスライダ−を設けたシャ−プペンシルに
関し、特に該スライダ−等の組立構造に特徴を有するス
ライダ−付のシャ−プペンシルに係るものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sharp pencil having a slider protruding from the tip of a barrel together with a core, and more particularly to a sharp pencil with a slider characterized by the assembly structure of the slider and the like. It is related.
【0002】[0002]
【従来の技術】ノック操作等により芯を軸筒の先端に設
けた先具から突出させるようにしたシャ−プペンシルに
おいて、該芯を保護するためのパイプを該先具等に設け
ることが多い。このようなパイプは先具と一体的に形成
したり、別体の金属パイプを該先具に圧入して取付け固
定式に形成したり、該先具にパイプ状のスライダ−を移
動可能に挿入して移動式に形成したりする。通常は、こ
のスライダ−には、芯を摩擦的に保持する弾性部材等の
芯保持部が設けられ、芯と一緒に前進して先具から突出
し、芯の消耗に伴って後退するよう該先具内に組み込む
ことが普通である。2. Description of the Related Art In a sharp pencil in which a lead is projected from a tip provided on the tip of a barrel by a knocking operation or the like, a pipe for protecting the lead is often provided on the tip. Such a pipe is formed integrally with the tip tool, a separate metal pipe is press-fitted into the tip tool to be fixedly attached, or a pipe-shaped slider is movably inserted into the tip tool. Then, it is formed mobile. Usually, this slider is provided with a core holding portion such as an elastic member for frictionally holding the core, and it moves forward together with the core so as to project from the tip tool and is retracted as the core is consumed. It is usually incorporated in the ingredient.
【0003】一方、シャ−プペンシルの組立において
は、軸筒内に設ける芯繰出機構等を予めコネクタ−に組
み込み、このコネクタ−を軸筒に取付けることにより組
立作業の能率化を図るようにした組立方式が広く採用さ
れている。このようなコネクタ−方式の場合、上記のよ
うなスライダ−を設けるには、先ずコネクタ−部分を組
み立て、これを軸筒内に挿入し、この軸筒に別の組立工
程によりスライダ−を組み込んだ先具をねじ着等して製
造していた。そのため、組立工程が複雑になり、組立単
化単価も高くなる、という問題を生じていた。また、ス
ライダ−が先具に設けられ、一方芯繰出機構がコネクタ
−に設けられることにより、両者が別々の部材に設けら
れているので、スライダ−の作動が不確実になることも
あった。On the other hand, in the assembly of the sharp pencil, a lead-out mechanism or the like provided in the shaft cylinder is incorporated in the connector in advance, and this connector is attached to the shaft cylinder so that the assembling work is made efficient. The method is widely adopted. In the case of such a connector system, in order to provide the slider as described above, the connector portion is first assembled, this is inserted into the barrel, and the slider is assembled to this barrel by another assembly process. It was manufactured by screwing the front tool. As a result, the assembly process becomes complicated and the unit price for assembling becomes high. Further, since the slider is provided on the tip and the one lead-out mechanism is provided on the connector, the two are provided on separate members, so that the operation of the slider may be uncertain.
【0004】[0004]
【発明が解決しようとする課題】本発明の解決課題は、
スライダ−を有するシャ−プペンシルにおいて、芯繰出
機構を予めコネクタ−に組み込んで組み立てる組み立て
工程によってスライダ−を具備するシャ−プペンシルを
得ることができ、またスライダ−の作動を確実にできる
ようにすることである。The problems to be solved by the present invention are as follows.
In a sharp pencil having a slider, a sharp pencil having a slider can be obtained by an assembling process in which a lead-out mechanism is assembled in a connector in advance and the slider can be surely operated. Is.
【0005】[0005]
【課題を解決するための手段】本発明によれば、軸筒内
に挿入されるようコネクタ−を形成し、該コネクタ−内
に芯繰出機構を設け、該コネクタ−の先部に軸方向に移
動可能にかつ前進位置と後退位置で移動をロックするよ
うスライダ−を嵌着し、該スライダ−を取付けた上記コ
ネクタ−をスライダ−が軸筒の先端から突出するよう上
記軸筒内に組み込んだことを特徴とするシャ−プペンシ
ルが提供され、上記課題が解決される。According to the present invention, a connector is formed so as to be inserted into a shaft cylinder, a core feeding mechanism is provided in the connector, and a tip portion of the connector is axially arranged. You can move and lock the movement in forward and reverse positions.
Cormorants slider - fitted to, the slider - the connector fitted with - a slider - is shut, characterized in that incorporated in the shaft within the cylinder so as to protrude from the distal end of the barrel - Pupenshiru is provided, the problems Is solved.
【0006】[0006]
【発明の実施の形態】図1は、本発明のシャ−プペンシ
ルの一実施例を示し、軸筒(1)内には、筒状のコネク
タ−(2)が挿入され、該コネクタ−(2)には、芯
(3)を軸筒の先端から突出させるための適宜の芯繰出
機構が設けられている。なお、図においては軸筒(1)
の先端をテ−パ−状に形成しているが、別体に先具を形
成し、該先具をねじ着、圧入その他の適宜の連結手段で
軸筒の先部に連結してもよい。1 shows an embodiment of a sharpening pencil of the present invention, in which a cylindrical connector (2) is inserted into a shaft cylinder (1), and the connector (2 ) Is provided with an appropriate lead feeding mechanism for projecting the lead (3) from the tip of the barrel. In the figure, the shaft cylinder (1)
Although the tip of each is formed in a taper shape, a tip tool may be formed as a separate body and the tip tool may be connected to the tip of the barrel by screwing, press fitting, or any other suitable connecting means. .
【0007】上記芯繰出機構は、適宜に構成することが
できるが、図においては芯タンク(4)の先端にチャッ
ク(5)を固着し、該チャック(5)に締付リング
(6)を嵌着し、該締付リング(6)のフランジがコネ
クタ−内の段部(7)に当接する方向に上記芯タンクを
付勢するよう芯タンク(4)とコネクタ−内の段部間に
ばね(8)を設けてある。上記芯タンク(4)をノック
操作等により前進させると、チャック(5)は芯を保持
して前進し、締付リング(6)がコネクタ−内の段部
(9)に当ったときチャック(5)の締付を解放して芯
(3)を前進位置に送り込み、ノック等を止めると上記
ばね(8)の作用でチャック等が後退して芯を再び保持
するよう構成されている。The lead feeding mechanism can be constructed appropriately, but in the figure, a chuck (5) is fixed to the tip of the lead tank (4) and a tightening ring (6) is attached to the chuck (5). Between the lead tank (4) and the step inside the connector so as to urge the lead tank in a direction in which the flange of the tightening ring (6) abuts on the step (7) inside the connector. A spring (8) is provided. When the lead tank (4) is advanced by knocking or the like, the chuck (5) advances while holding the lead, and when the tightening ring (6) hits the step (9) in the connector ( When the wick (5) is released and the lead (3) is sent to the forward position and the knock or the like is stopped, the chuck or the like is retracted by the action of the spring (8) and the lead is held again.
【0008】上記コネクタ−(2)は、図2に示すよう
に上記軸筒(1)の径小の前方孔(10)に挿入される前方
筒部(11)と、軸筒の径大の後方孔(12)内に挿入される頭
部(13)を有し、後記するように種々の構成により該軸筒
内に組み込まれる。As shown in FIG. 2, the connector (2) has a front cylinder portion (11) to be inserted into a small diameter front hole (10) of the shaft cylinder (1) and a large diameter cylinder. It has a head portion (13) inserted into the rear hole (12), and is incorporated in the barrel by various configurations as described later.
【0009】上記コネクタ−の先部には、後記するよう
に上記軸筒の先端から突出するよう軸方向に移動可能に
スライダ−(14)を嵌着してある。該スライダ−は、コネ
クタ−の先部の外側にスライダ−の嵌入部が位置するよ
うに嵌着することもできるが、図においては、上記スラ
イダ−(14)の嵌入部(15)をコネクタ−(2)の前方筒部
(11)の内側に挿入してある。該スライダ−(14)は、芯
(3)が挿通する通孔(16)を有し、かつ該芯を摩擦的に
保持する芯保持部を有している。該芯保持部は、図にお
いては該スライダ−自体の弾性力により、若しくはスラ
イダ−にスリットを設けて拡開可能に形成した芯保持片
(図示略)の弾性力により挟着部(17)で芯を保持してい
るが、公知のようにゴム等の弾性部片(ブレ−カ−)
(図示略)を用いてもよい。As will be described later, a slider (14) is movably fitted in the front portion of the connector so as to protrude from the tip of the barrel so as to be movable in the axial direction. The slider can be fitted so that the fitting portion of the slider is located outside the front end of the connector, but in the drawing, the fitting portion (15) of the slider (14) is connected to the connector- (2) front cylinder part
It is inserted inside (11). The slider (14) has a through hole (16) through which the lead (3) is inserted, and also has a lead holding portion for frictionally holding the lead. In the figure, the lead holding portion is a sandwiching portion (17) by the elastic force of the slider itself or by the elastic force of a lead holding piece (not shown) formed so as to be expandable by providing a slit in the slider. Holds the core, but as is well known, an elastic piece (breaker) such as rubber
(Not shown) may be used.
【0010】上記スライダ−とコネクタ−のいずれか一
方には突起が形成され、他方には該突起が嵌入するよう
軸方向に延びる長溝が形成されている。図においては、
図3(A),(B)に示すように、スライダ−(14)の嵌
入部(15)の外周に突起(18)を設け、コネクタ−(2)に
長溝(19)を形成してある(図2)。上記突起(18)及び長
溝(19)は、スライダ−やコネクタ−の周囲に適宜複数ヶ
所、図においては2ヶ所に設けてあり、好ましくは上記
長溝(19)に挿入する際の案内となるよう上記突起(18)の
両側には斜面(20),(20)を形成してある。A projection is formed on one of the slider and the connector, and a long groove extending in the axial direction is formed on the other side so that the projection is fitted therein. In the figure,
As shown in FIGS. 3A and 3B, a protrusion (18) is provided on the outer periphery of the fitting portion (15) of the slider (14), and a long groove (19) is formed in the connector (2). (Figure 2). The protrusions (18) and the long grooves (19) are appropriately provided at a plurality of places around the slider or the connector, and at two places in the figure, and preferably serve as a guide when inserting into the long grooves (19). Slopes (20), (20) are formed on both sides of the protrusion (18).
【0011】上記長溝(19)は、コネクタ−(2)の先端
側が開口(21)し、上記スライダ−(14)の後退位置(図4
(A))及び前進位置(図4(B))の各位置で該スラ
イダ−(14)の移動をロックするよう上記突起(18)が係合
する係合縁(22),(23)を設けてある。このロック作用
は、上記芯繰出機構により芯を前進させる際の前進力に
より後退位置での上記係合が外れ、スライダ−の先端を
紙面に押し付ける際の押圧力により前進位置での係合が
外れる程度とする。The long groove (19) has an opening (21) at the front end side of the connector (2), and the retracted position of the slider (14) (see FIG. 4).
(A)) and the forward position (FIG. 4 (B)), the engaging edges (22) and (23) with which the protrusion (18) engages are locked so as to lock the movement of the slider (14). It is provided. This locking action is disengaged at the retracted position by the advancing force when advancing the lead by the lead-out mechanism, and disengaged at the advancing position by the pressing force when pressing the tip of the slider against the paper surface. The degree.
【0012】上記スライダ−、コネクタ−間には、上記
スライダ−の移動に摩擦的な抵抗を与える抵抗体が設け
られている。上記抵抗体としては種々に形成することが
でき、例えば、上記長溝(19)の溝縁間で上記突起(18)の
両側を弾性的に挟着できるように上記長溝及び突起の幅
寸法を定めて抵抗体とすることができる。この場合、長
溝の溝縁による挟着作用を確保するため図5に示すよう
に上記コネクタ−(2)の前方筒部(11)の外径を上記軸
筒(1)の前方孔(10)の内径よりも少し小径に形成し、
コネクタ−を軸筒内に組み込んだとき、わずかなすきま
(24)が生じて上記長溝部分でのコネクタ−先端部の弾性
作用を妨げないようにするとよい。A resistor is provided between the slider and the connector to provide frictional resistance to the movement of the slider. The resistor can be formed in various ways.For example, the width dimension of the long groove and the protrusion is determined so that both sides of the protrusion (18) can be elastically sandwiched between the groove edges of the long groove (19). Can be used as a resistor. In this case, as shown in FIG. 5, the outer diameter of the front tube portion (11) of the connector (2) is set to the front hole (10) of the shaft tube (1) in order to secure the clamping action by the groove edge of the long groove. The diameter is slightly smaller than the inner diameter of
When the connector is assembled in the barrel, there is a slight clearance.
It is advisable not to cause (24) to hinder the elastic action of the connector-tip portion in the long groove portion.
【0013】図6には、抵抗体の他の実施例が示されて
いる。図6(A)は、スライダ−(14)の嵌入部(15)の後
端にコネクタ−(2)の内面に弾性的に圧着するよう隆
起部(25)を形成した実施例である。図6(B)は、コネ
クタ−(2)側にスライダ−(14)に弾性的に圧着する隆
起部(26)を形成した実施例である。また図6(C)は、
スライダ−(14)の嵌入部(15)の外径とコネクタ−の前方
筒部(11)の内径の寸法を、接触面で充分な移動抵抗を生
じるような嵌合方式に定めた実施例である。FIG. 6 shows another embodiment of the resistor. FIG. 6 (A) shows an embodiment in which a raised portion (25) is formed at the rear end of the fitting portion (15) of the slider (14) so as to be elastically pressure-bonded to the inner surface of the connector (2). FIG. 6B shows an embodiment in which the connector (2) side is provided with a raised portion (26) for elastically crimping to the slider (14). In addition, FIG.
In an embodiment in which the outer diameter of the fitting portion (15) of the slider (14) and the inner diameter of the front tubular portion (11) of the connector are set to a fitting method that produces sufficient movement resistance at the contact surface. is there.
【0014】上記スライダ−(14)は、上記のように芯繰
出機構を組み込んだコネクタ−(2)の先部から、上記
突起(18)を長溝(19)の開口(21)に合わせて押し込むこと
によりコネクタ−(2)に取付けられる(図7)。図に
示す実施例においては、上記芯繰出機構の締付リング
(6)が当る段部(9)は、略コ字状のスリット(27)に
より形成された弾性片(28)の内方端部に形成されてお
り、この状態では、図8に示すようにコネクタ−(2)
の内面に突出していない。したがって、上記スライダ−
(14)を取付ける前に、上記芯繰出機構のチャック(5)
等をコネクタ−(2)の先部から該コネクタ−内に挿入
するのが容易である。上記弾性片(28)の外方端部(29)
は、上記コネクタ−(2)の前方筒部(11)の外周より突
出するように傾斜面に形成してあるが、適宜の突起(図
示略)を形成してもよい。In the slider (14), the projection (18) is pushed into the opening (21) of the long groove (19) from the tip of the connector (2) incorporating the lead-out mechanism as described above. As a result, it is attached to the connector (2) (FIG. 7). In the embodiment shown in the drawings, the stepped portion (9) against which the tightening ring (6) of the lead-out mechanism is contacted is the inner end of the elastic piece (28) formed by the substantially U-shaped slit (27). The connector- (2) in this state as shown in FIG.
Does not protrude to the inner surface of. Therefore, the slider
Before installing (14), chuck (5) of the lead-out mechanism above.
It is easy to insert the parts etc. into the connector from the tip of the connector (2). Outer end (29) of the elastic piece (28)
Is formed on the inclined surface so as to project from the outer periphery of the front cylindrical portion (11) of the connector (2), but an appropriate protrusion (not shown) may be formed.
【0015】上記のようにスライダ−を取付けたコネク
タ−(2)は、上記スライダ−が先端から突出するよう
に軸筒(1)の後端から該軸筒内に挿入され、筆圧に耐
え得るように該軸筒内に固定される。該コネクタ−
(2)を組み込んだ際、該コネクタ−の前方筒部に形成
した上記弾性片(28)は、上記軸筒の前方孔(10)の内面に
押されて軸径方向に押し下げられ、該弾性片(28)の内方
端部に形成した上記段部(9)が上記芯繰出機構の締付
リング(6)の前方に対向する位置に突出する。これに
より、上述のようにして芯繰出機能を奏することができ
る。The connector (2) to which the slider is attached as described above is inserted into the barrel from the rear end of the barrel (1) so that the slider protrudes from the tip, and withstands writing pressure. It is fixed in the barrel so as to obtain. The connector
When (2) is incorporated, the elastic piece (28) formed in the front tube portion of the connector is pushed by the inner surface of the front hole (10) of the shaft tube and pushed down in the axial radial direction to The step (9) formed at the inner end of the piece (28) projects to a position facing the front of the tightening ring (6) of the lead-out mechanism. Thus, the lead-out function can be achieved as described above.
【0016】上記軸筒(1)とコネクタ−(2)を固定
するには、種々の構成にすることができる。図1に示す
構成はコネクタ−(2)の先端(30)を軸筒(1)の先部
に形成した内段部(31)に当接し、該コネクタ−(2)の
頭部(13)が軸筒(1)の後部に形成した内段部(32)に当
接した状態で該頭部(13)の後端に係合するよう係止突起
(33)を軸筒(1)の内面に適宜数若しくは環状に突設す
ることにより、上記コネクタ−(2)を固定している。
図9に示す実施例は、上記コネクタ−(2)の前方筒部
(11)の外周に複数の係止突起(34)を突設し、該係止突起
(34)を軸筒(1)の前方孔(10)の内面に係合させて固定
している。Various configurations can be used to fix the shaft cylinder (1) and the connector (2). Configuration shown in Figure 1 connector - (2) tip (30) against Uchidan portion formed on the tip portion of the barrel (1) to (31) This of the connector - the head of the (2) (13) Locking projection so that it engages with the rear end of the head portion (13) while being in contact with the inner step portion (32) formed in the rear portion of the barrel (1).
The connector (2) is fixed by providing (33) an appropriate number or annular projections on the inner surface of the barrel (1).
In the embodiment shown in FIG. 9, the front tubular portion of the connector (2) is used.
A plurality of locking protrusions (34) are provided on the outer periphery of (11)
(34) is fixed by engaging with the inner surface of the front hole (10) of the barrel (1).
【0017】図10に示す実施例では、コネクタ−
(2)と芯タンク(4)を回り止めし、該芯タンク
(4)を介して該コネクタ−(2)を回転し、該コネク
タ−(2)の頭部(13)を軸筒(1)の後方孔(12)にねじ
着(35)するようにしている。上記コネクタ−(2)と芯
タンク(4)を回り止めるには、図においては、図10
(B)に示すように芯タンク(4)に突起(36)を設け、
該突起(36)が係合する長溝(37)をコネクタ−(2)に設
けているが、芯タンク(4)側に長溝を設け、コネクタ
−(2)側に該長溝に係合する突起を形成したり、芯タ
ンクの外径と該芯タンクが挿通するコネクタ−の挿通孔
を異型断面に形成して回り止めしてもよい。In the embodiment shown in FIG. 10, the connector-
(2) and the wick tank (4) are prevented from rotating, the connector (2) is rotated through the wick tank (4), and the head (13) of the connector (2) is rotated into the barrel (1 ) The rear hole (12) is screwed (35). In order to prevent the connector- (2) and the lead tank (4) from rotating, in FIG.
As shown in (B), the protrusion (36) is provided on the lead tank (4),
The connector (2) is provided with a long groove (37) with which the projection (36) engages, but a long groove is provided on the core tank (4) side and the projection engages with the long groove on the connector (2) side. Alternatively, the outer diameter of the lead tank and the insertion hole of the connector through which the lead tank is inserted may be formed in a modified cross section to prevent rotation.
【0018】[0018]
【発明の効果】本発明は上記のように形成され、コネク
タ−内に芯繰出機構を設け、該コネクタ−の先部に軸方
向に移動可能にかつ前進位置と後退位置で移動をロック
するようスライダ−を嵌着し、該スライダ−を取付けた
上記コネクタ−を、上記スライダ−が軸筒の先端から突
出するよう軸筒内に組み込むようにしたから、予めコネ
クタ−とスライダ−を組み込み、一体化したものを軸筒
に組み付けることにより製品を組み立てることができ、
組立工程が簡略化でき、経済的に得られ、またスライダ
−の移動と芯繰出機構の関係をコネクタ−内で正しく調
整することができ、精度の良いスライダ−付のシャ−プ
ペンシルを得ることができる。As described above, the present invention is formed as described above, and the lead-out mechanism is provided in the connector, and the tip of the connector is movable in the axial direction and the movement is locked at the forward and backward positions.
The slider and the slider are attached to the connector so that the slider is mounted in the barrel so that the slider projects from the tip of the barrel. Therefore, the connector and the slider are assembled in advance. , The product can be assembled by assembling the integrated one to the shaft cylinder,
The assembly process can be simplified, the cost can be obtained economically, the relationship between the movement of the slider and the lead-out mechanism can be correctly adjusted in the connector, and a sharp pencil with a slider can be obtained with high accuracy. it can.
【図1】本発明の一実施例を示し、(A)は全体の断面
図、(B)は軸筒部分のみを断面した断面図。1A and 1B show an embodiment of the present invention, in which FIG. 1A is an overall sectional view, and FIG.
【図2】コネクタ−の正面図。FIG. 2 is a front view of a connector.
【図3】スライダ−を示し、(A)は正面図、(B)は
平面図。FIG. 3 shows a slider, (A) is a front view and (B) is a plan view.
【図4】コネクタ−に嵌着したスライダ−を移動させた
状態の説明図を示し、(A)はスライダ−が後退位置に
あるとき、(B)はスライダ−が前進位置にあるときの
各説明図。4A and 4B are explanatory views showing a state where a slider fitted in a connector is moved, FIG. 4A shows the slider in a retracted position, and FIG. 4B shows the slider in an advanced position. Explanatory drawing.
【図5】コネクタ−を軸筒に組み込んだ状態を示す説明
図。FIG. 5 is an explanatory view showing a state in which the connector is incorporated in the barrel.
【図6】スライダ−とコネクタ−間に抵抗体を設けた場
合の実施例を示す一部断面正面図。FIG. 6 is a partial sectional front view showing an embodiment in which a resistor is provided between the slider and the connector.
【図7】スライダ−とコネクタ−に嵌着した状態の正面
図。FIG. 7 is a front view showing a state in which the slider and the connector are fitted together.
【図8】図7の断面図。FIG. 8 is a sectional view of FIG.
【図9】コネクタ−を軸筒に固定する一実施例を示す断
面図。FIG. 9 is a sectional view showing an embodiment for fixing the connector to the barrel.
【図10】コネクタ−を軸筒に固定する他の実施例を示
し、(A)は一部省略断面図、(B)は図10のA−A
線断面図。FIG. 10 shows another embodiment for fixing the connector to the barrel, (A) is a partially omitted cross-sectional view, and (B) is AA of FIG.
FIG.
1 軸筒 2 コネクタ− 14 スライダ− 18 突起 19 長溝 22,23 係合縁 28 弾性片 1-axis cylinder 2 connector 14 Slider 18 protrusion 19 long groove 22,23 engagement edge 28 Elastic piece
Claims (2)
によって芯を軸筒の先端から突出させるようにしたシャ
−プペンシルにおいて、上記軸筒内に挿入されるようコ
ネクタ−を形成し、該コネクタ−内に上記芯繰出機構を
設け、該コネクタ−の先部に軸方向に移動可能にスライ
ダ−を嵌着し、上記スライダ−とコネクタ−のいずれか
一方に突起を形成し、他方には該突起が嵌入するよう軸
方向に延びる長溝を形成し、該長溝の両端位置に上記ス
ライダ−の移動をロックするよう上記突起が係合する係
止縁を設け、該スライダ−を取り付けた上記コネクタ−
をスライダ−が軸筒の先端から突出するよう上記軸筒内
に組み込んだことを特徴とするシャ−プペンシル。1. A sharp pencil having a lead-out mechanism inside the barrel and having the lead projected from the tip of the barrel by the lead-out mechanism, the connector being formed so as to be inserted into the barrel. Then, the lead-out mechanism is provided in the connector, and a slider is fitted to the tip of the connector so as to be movable in the axial direction .
A shaft is formed so that a protrusion is formed on one side and the protrusion is fitted on the other side.
A long groove extending in the direction is formed, and the above-mentioned slits are provided at both end positions of the long groove.
Engagement with which the protrusion engages to lock the movement of the rider.
The connector having a toe edge and the slider attached thereto
A sharp pencil, wherein a slider is incorporated in the barrel so that the slider projects from the tip of the barrel.
与える抵抗体が上記スライダ−、コネクタ−間に設けら
れている請求項1に記載のシャ−プペンシル。2. A frictional resistance against the movement of the slider.
The resistor to be applied is provided between the slider and the connector.
It is to have claim 1 according to Shah - Pupenshiru.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12718899A JP3418865B2 (en) | 1999-05-07 | 1999-05-07 | Sharp pencil |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12718899A JP3418865B2 (en) | 1999-05-07 | 1999-05-07 | Sharp pencil |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000318371A JP2000318371A (en) | 2000-11-21 |
JP3418865B2 true JP3418865B2 (en) | 2003-06-23 |
Family
ID=14953873
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12718899A Expired - Fee Related JP3418865B2 (en) | 1999-05-07 | 1999-05-07 | Sharp pencil |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3418865B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014213548A (en) * | 2013-04-26 | 2014-11-17 | 三菱鉛筆株式会社 | Lead holder |
JP6491829B2 (en) * | 2014-07-10 | 2019-03-27 | 三菱鉛筆株式会社 | mechanical pencil |
JP7218849B2 (en) * | 2019-01-08 | 2023-02-07 | ミクロ株式会社 | Writing instrument with lead breakage prevention mechanism |
-
1999
- 1999-05-07 JP JP12718899A patent/JP3418865B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2000318371A (en) | 2000-11-21 |
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