JP3195336U - mechanical pencil - Google Patents

Abstract

To provide a mechanical pencil capable of fixing an eraser cap removed from a mechanical pencil body so that the mechanical cap can be fixed and eliminated, and can be prevented from being lost. A mechanical pencil includes a mechanical pencil body, an eraser that is housed in the mechanical pencil body, an eraser cap that covers the eraser and is attached to the mechanical pencil body, and the mechanical pencil body. And a clip 60 disposed on the head. An engagement portion 22 that engages with the eraser cap 40 is formed at a position different from the position where the eraser cap 40 covers the eraser 30 of the mechanical pencil body 20, and the engagement portion 22 can be engaged with the eraser cap 40. The engaged portion 41 is formed. [Selection] Figure 2

Description

  The present invention relates to a mechanical pencil that prevents the eraser cap from being lost in a mechanical pencil with an eraser.

  When using an eraser with a mechanical pencil with an eraser, remove the eraser cap that covers the eraser and erase the characters with the eraser. The eraser cap is formed of a small member and rolls easily. It was often lost.

  On the other hand, there is a mechanical pencil described in Patent Document 1, and after removing the cylindrical eraser cap, it is inserted through a clip (holder) having a tip protrusion to prevent the eraser cap from being lost. It was supposed to be.

Registered Utility Model No. 3130232

  However, in the mechanical pencil shown above, the eraser cap is not fixed, so the inserted eraser cap can be moved with respect to the clip, and an irritating sound is generated when the mechanical pencil is moved. There has been a problem that the tip protrusion and the mechanical pencil body may fall off.

  SUMMARY OF THE INVENTION In view of the above circumstances, the present invention provides a mechanical pencil capable of fixing an eraser cap removed from a mechanical pencil main body so that the mechanical cap can be removed and sound can be prevented from being lost.

  In the device of claim 1, the mechanical pencil body, the eraser stored in the mechanical pencil body, the eraser cap that covers the eraser and is attached to the mechanical pencil body, and the clip disposed on the mechanical pencil body, The eraser cap is formed so that it can be engaged with the mechanical pencil body and / or the clip at a position different from the position where the eraser is covered.

  According to this, when the eraser cap is engaged with the mechanical pencil body or / and the clip at a position different from the position where the eraser is covered, the eraser can be used at any time when writing is missed, and There is no need to take care not to lose the eraser cap, so you can concentrate on erasing with the eraser.

  Also, a position where the eraser cap of the mechanical pencil body is different from the position where the eraser covers the eraser, or a clip is formed on the clip, which is engaged with the eraser cap, and the eraser cap can be engaged with the engagement part. An engaged portion is formed, and the eraser cap is engaged with the mechanical pencil body or the clip by engaging the engaged portion and the engaged portion.

  As described above, even when the eraser cap is engaged with the mechanical pencil main body or the clip at a position different from the position where the eraser is covered, it is possible to concentrate on the eraser operation as described above.

  In addition, when the anchoring part is formed on the mechanical pencil body, the anchoring part is disposed on the side where the eraser of the mechanical pencil body is disposed, and the anchoring part of the mechanical pencil body is the center line of the mechanical pencil body. A plurality of mechanical pencils are arranged around the center line of the mechanical pencil body as viewed from the direction.

  According to this, in consideration of the operation of changing from the grip when writing to the grip when erasing with the eraser, the engagement position of the eraser cap can be adjusted to a position that does not obstruct the line of sight when viewing the object to be erased. It becomes possible, and it is possible to facilitate the erase operation with the eraser.

  In addition, the mechanical pencil body is configured to include an annular rotating member that can be fitted to the outer peripheral surface of the mechanical pencil main body and can rotate with respect to the mechanical pencil main body, and an engaging portion is provided on the outer peripheral surface of the rotating member. If arranged, it is possible to adjust the engagement position of the eraser cap to a position that does not obstruct the line of sight when viewing the object to be erased by rotating the rotating member, making it easy to erase with the eraser can do.

  Also, the above effect can be obtained by forming the engaging portion in a convex shape, forming the engaged portion in a concave shape, or forming the engaging portion in a concave shape and forming the engaged portion in a convex shape. Can play.

  Further, in the case where the engaging portion is formed in a convex shape, if the notch is formed in the engaging portion along the direction in which the engaging portion protrudes, when the eraser cap is fitted into the engaging portion, the engaging portion is engaged. Since the diameter of the wearing portion can be reduced, the fitting operation can be facilitated.

  Further, in the case where the engaging portion is formed on the clip, the engaging portion has a holding portion that can hold a part of the peripheral wall portion of the eraser cap, and the holding portion can be engaged with the eraser cap. An engaging portion is formed, and an engaged portion that can be engaged with the engaging portion is formed on the engaged portion of the eraser cap, and the engaging portion and the engaged portion are engaged with each other, and the clamping portion As a result, the eraser cap is engaged with the clip.

  Even with such a configuration, it is possible to concentrate on the erase operation with the eraser as described above.

  The clip has an engaging portion that can be engaged with the eraser cap, the eraser cap has an engaged portion that can be engaged with the engaging portion, and the eraser cap can be engaged with the engaging portion. While the engaging portion is engaged, the eraser cap is clamped between the clip and the mechanical pencil main body, thereby being engaged with the mechanical pencil main body and the clip.

  Even with such a configuration, it is possible to concentrate on the erase operation with the eraser as described above.

  Further, if the eraser cap and the mechanical pencil main body or clip are connected by a linear member, even if the eraser cap is removed, it can be prevented from being lost.

(A) when not using the eraser of the mechanical pencil of 1st embodiment of this invention is a top view, (b) is a principal part front view. (A) when using the eraser of the mechanical pencil of the embodiment is a plan view, (b) is a front view of the main part. (A) when not using the eraser of the mechanical pencil of 2nd embodiment of this invention is a top view, (b) is a principal part side view. (A) when using the eraser of the mechanical pencil of the embodiment is a plan view, (b) is a side view of the main part. (A) External view of the modified example of the engaging portion with the eraser cap engaged with the mechanical pencil body, (b) a cross-sectional view with the eraser cap removed, and (c) the mechanical eraser cap with the mechanical pencil It is sectional drawing of the state engaged with the engaging part of the main body. (A) An external view of a modified example of the engaging portion with the eraser cap engaged with the clip, (b) a sectional view with the eraser cap removed, and (c) an attachment of the clip with the eraser cap It is sectional drawing of the state engaged with the part. It is a principal part side view when not using the eraser of a mechanical pencil of the modification in the case of engaging an eraser cap with a clip. It is a principal part side view when using the eraser of the mechanical pencil of the modification. When the eraser of the mechanical pencil is not used in the embodiment in which the eraser cap is engaged with the mechanical pencil body and the clip, (a) is a side view of the main part and (b) is a plan view. It is a principal part side view when using the eraser of the mechanical pencil of the Example. (A) when not using the eraser of the mechanical pencil of the modification of 1st embodiment of this invention is a top view, (b) is a principal part front view. (A) when using the modification of the mechanical pencil of the embodiment is a plan view, and (b) is a front view of the main part.

  A mechanical pencil according to a first embodiment of the present invention will be described with reference to the drawings. In the following description, F is the front, B is the back, R is the right, L is the left, U is the top, and D is the bottom of the arrows shown in each drawing.

  As shown in FIGS. 1 and 2, the mechanical pencil 10 has a mechanical pencil body 20, an eraser 30, an eraser cap 40, and a clip 60, and has a guide pipe for protecting the core at the lower end. A knock type mechanical pencil (single-core type) having a mechanism for feeding the core into the inside is provided.

  The mechanical pencil body 20 is formed in a cylindrical shape that is long in the vertical direction. At the upper end of the mechanical pencil main body 20, a cylindrical holding portion 21 that extends upward along the center line C direction and can hold the eraser 30 is disposed. On the outer peripheral surface of the holding portion 21, as shown in a circle in FIG. 1B, a protruding portion 21a formed to protrude radially outward in a semicircular cross section is disposed along the circumferential direction. ing. The protrusions 21a are arranged in two rows in the vertical direction. The holding portion 21 is formed with a notch 21b along the vertical direction (projecting direction) so that the diameter can be reduced when the eraser cap 40 is fitted.

  The position of the mechanical pencil body 20 different from the holding part 21 (the position different from the position where the eraser cap of the utility model registration claim covers the eraser) and the upper side of the mechanical pencil body 20 (the side where the eraser is disposed) Are provided with an engaging portion 22 that engages with the eraser cap 40 (when distinguishing, the engaging portion 221, the engaging portion 222, and the engaging portion 223 are arranged in the clockwise order from the clip).

  In the present embodiment, the engaging portion 22 has the same configuration as that of the holding portion 21 and has a center line C direction on the outer peripheral surface of the lower side of the holding portion 21 of the mechanical pencil body 20 as shown in FIG. From the viewpoint of the clip 60, the three are arranged along the direction perpendicular to the direction of the center line C, with an angle difference of 90 degrees with respect to the clip 60.

  On the outer peripheral surface of each engaging portion 22, a protruding portion 22 a is formed along the circumferential direction so as to protrude radially outward in a semicircular cross section. The protrusions 22a are arranged in two rows in the left-right direction at the engaging portions 221, 223 and in the front-rear direction at the engaging portion 222. The engaging portion 22 has a notch 22b formed in the left and right direction (protruding direction) in the engaging portions 221 and 223 and in the front and rear direction (protruding direction) in the engaging portion 222, and when the eraser cap 40 is fitted. It is formed so that the diameter can be reduced.

  The eraser 30 is formed in a columnar shape, is fitted inside the holding portion 21, and is held by the inner peripheral surface of the holding portion 21 with a part of the upper side protruding upward from the holding portion 21.

  In the state shown in FIG. 1B, the eraser cap 40 is formed in a substantially cylindrical shape that is open at the lower end side and closed at the upper end side, and can cover the eraser 30 from the outside. On the inner peripheral surface of the lower side of the eraser cap 40, as shown in a circle in FIG. 1B, a concave groove 40a formed as a bottomed groove having a semicircular arc shape crossing radially outward is provided on the circumference. It is arranged along the direction. The concave grooves 40a are arranged in two rows in the vertical direction.

  In the present embodiment, the portion to be engaged with the outer peripheral surface of the holding portion 21 and the outer peripheral surface of the engaging portion 22 on the inner peripheral surface of the lower side of the eraser cap 40 including the concave groove 40 a is the engaged portion 41. .

  The eraser cap 40 and the mechanical pencil body 20 are connected by a linear member 50. In the present embodiment, the linear member 50 is made of elastic synthetic fiber and can be stretched.

  The mechanical pencil main body 20 is provided with a clip 60 for fixing to a pocket of clothes when being carried. In the present embodiment, an existing slide-type clip is used that extends forward and then extends further downward from the front end side to form a substantially inverted L shape, and feeds the core by pushing the clip 60 downward. It has been.

  Next, how the mechanical pencil 10 is used will be described. In a state where the mechanical pencil 10 shown in FIGS. 1A and 1B is not used, the eraser cap 40 is fitted into the holding portion 21 to cover the eraser 30 from the outside. When the mechanical pencil 10 is used, the eraser cap 40 is removed from the holding portion 21 and fitted into the engaging portion 22 as shown in FIGS. 2 (a) and 2 (b), the engagement portion 223 is fitted.

  At this time, since the gripping method and the reversing operation of the mechanical pencil 10 are different depending on the person, the three engaging portions 22 arranged at an angle difference of 90 degrees with respect to the clip 60 are arranged in the reversing operation, and the eraser 30 thereafter. In the erase operation at, an arbitrary engaging portion 22 can be selected so that the eraser cap 40 is positioned so as not to obstruct the line of sight when viewing the object to be erased.

  Moreover, since the eraser cap 40 and the mechanical pencil body 20 are connected by the linear member 50, the eraser cap 40 will not be lost even if the operation is mistaken.

  When writing with the mechanical pencil 10 and an erroneous character is generated, the mechanical pencil 10 is inverted 180 degrees and the erroneous character is erased with the eraser 30. When the use of the mechanical pencil 10 is finished, the eraser cap 40 is removed from the engaging portion 22, and as shown in FIGS. 1A and 1B, the eraser 30 is fitted into the holding portion 21 to cover the eraser 30 from the outside.

  In the mechanical pencil 10 configured as described above, the mechanical pencil body 20, the eraser 30 accommodated in the mechanical pencil body 20, the eraser cap 40 that covers the eraser 30 and is attached to the mechanical pencil body 20, and the mechanical pencil body 20 are provided. An engaging portion 22 that engages with the eraser cap 40 is formed at a position different from the position where the eraser cap 40 of the mechanical pencil body 20 covers the eraser 30. The eraser cap 40 is formed with an engaged portion 41 that can be engaged with the engaging portion 22.

  According to this, the eraser cap 40 and the mechanical pencil body 20 are attached to each other, so that when writing is missed, the eraser 30 can be used anytime, no sound is generated, and the eraser cap 40 is not lost. Therefore, it is possible to concentrate on the erase operation with the eraser 30.

  Further, an engaging portion 22 is formed on the side where the eraser 30 is disposed of the mechanical pencil body 20, and the engaging portion 22 of the mechanical pencil body 20 is viewed from the direction of the center line C of the mechanical pencil body 20. Three are arranged around 20 center lines C.

  According to this, in consideration of the operation of changing from the grip at the time of writing to the grip at the time of erasing with the eraser 30, the engagement position of the eraser cap 40 is adjusted to a position that does not obstruct the line of sight when viewing the object to be erased. Therefore, the eraser 30 can be easily erased.

  Moreover, since the engaging part 22 is formed in convex shape and the to-be-attached part 41 is formed in concave shape, the said effect can be show | played.

  Moreover, since the notch 22b is formed in the engaging part 22 along the direction in which the engaging part 22 protrudes, the engaging part 22 is reduced in diameter when the eraser cap 40 is fitted into the engaging part 22. Therefore, the fitting operation can be facilitated.

  Further, since the eraser cap 40 and the mechanical pencil body 20 are connected by the linear member 50, even if the eraser cap 40 is removed, it can be prevented from being lost.

  A second embodiment of the present invention will be described. In the following description, the same components as those of the first embodiment are denoted by the same reference numerals, and the description of all or a part thereof is omitted.

  In the mechanical pencil 10 </ b> A, as shown in FIGS. 3 and 4, an engaging portion 62 that engages with the eraser cap 40 is formed on the clip 60, and the eraser cap 40 can be engaged with the engaging portion 62. A landing part 41 is formed.

  In the present embodiment, as shown in FIG. 3B, a cylindrical engaging portion 62 is disposed at the upper end portion of the clip 60 so as to extend upward along the center line C direction. On the outer peripheral surface of the engaging portion 62, a protruding portion 62a formed so as to protrude radially outward in a semicircular cross section is disposed along the circumferential direction. The protrusions 62a are arranged in two rows in the vertical direction. As shown in FIG. 3A, the engaging portion 62 is formed with a notch 62b along the vertical direction (protruding direction) so that the diameter can be reduced when the eraser cap 40 is fitted.

  Then, when using the mechanical pencil 10A, as shown in FIGS. 4A and 4B, the mechanical pencil 10A is fitted into the engaging portion 62 disposed on the clip 60 for engaging the eraser cap 40.

  Even with such a configuration, it is not necessary to take care not to lose the eraser cap 40, so that it is possible to concentrate on the erase operation with the eraser 30.

  The mechanical pencil of the present invention is not limited to the above configuration. That is, various design changes can be made without departing from the gist of the present invention.

  For example, the engaging portion can be formed in a concave shape, and the engaged portion can be formed in a convex shape. In the state shown in FIG. 5A, a cylindrical engaged portion 71 is provided at the lower end portion of the eraser cap 70 so as to extend downward along the center line C direction. Protruding portions 71a formed to protrude radially outward in a semicircular cross section can be disposed on the outer peripheral surface along the circumferential direction.

  In this case, as shown in FIGS. 5 (b) and 5 (c), an annular bottomed groove 23 extending downward from the upper end surface of the mechanical pencil body 20 is formed, and on the outer peripheral surface of the bottomed groove 23. A concave groove 23a formed as a bottomed groove having a semicircular arc cross section toward the outer side in the radial direction is disposed along the circumferential direction, and the mechanical pencil body 20 and the eraser cap 70 are fitted into the eraser 30. Can be covered.

  And the annular bottomed groove | channel 24 which goes to the centerline C from the outer peripheral surface of the mechanical pencil main body 20 is formed, and the cross-sectional semi-arc-shaped bottomed groove which goes to a radial direction outer side is formed in the outer peripheral side surface of a bottomed groove. The formed concave grooves 24a are arranged along the circumferential direction so that the mechanical pencil body 20 and the eraser cap 70 can be fitted. In this case, the inside of the bottomed groove 24 is the engaging portion 25.

  Further, when the engaging portion 64 is disposed on the clip 60, as shown in FIGS. 6A, 6B, and 6C, an annular bottom having an annular bottom extending from the upper end surface of the clip 60 downward. A groove 63a is formed, and a concave groove 63a formed as a bottomed groove having a semicircular arc cross section toward the radially outer side is disposed on the outer peripheral surface of the bottomed groove 63 along the circumferential direction. The mechanical pencil body 20 and the clip 60 can be fitted. In this case, the inside of the bottomed groove 63 is the engaging portion 64.

  As described above, it is not necessary to take care not to lose the eraser cap 70 by forming the engaging portion 64 in a concave shape and forming the engaged portion 71 in a convex shape. Can concentrate on work.

  Further, as in the modification shown in FIGS. 7 and 8, the clip 80 can be engaged with a part of the peripheral wall portion 40 b of the eraser cap 40. The clip 80 is formed with an engaging portion 82 that is engaged with the eraser cap 40, and the eraser cap 40 is formed with an engaged portion 41 that can be engaged with the engaging portion 82.

  The engaging portion 82 has a holding portion 83 that is formed to be cut out in a shape corresponding to the peripheral wall portion 40b of the eraser cap 40 while being directed downward from the upper end surface. The sandwiching portion 83 is formed to have substantially the same thickness as the peripheral wall portion 40b of the eraser cap 40 with a gap in the front-rear direction, and a part of the peripheral wall portion 40b of the eraser cap 40 can be sandwiched by a wall surface in the front-rear direction.

  In the vicinity of the upper side of the bottom portion of the clamping portion 83, a protruding portion 83a that protrudes along the rear side and substantially in the left-right direction is disposed. The protruding portions 83a are formed in a circular arc shape corresponding to the concave groove 40a of the eraser cap 40, and are arranged in two rows in the vertical direction.

  In the case of this modification, the front surface having the protruding portion 83 a that contacts the inner peripheral surface of the peripheral wall portion 40 b of the eraser cap 40 is the engaging portion 84. Further, a part of the inner peripheral surface including the concave groove 40 a of the peripheral wall portion 40 b of the eraser cap 40 is an engaged portion 42 that engages with the engaging portion 84.

  The engaging portion 84 and the engaged portion 42 are engaged, and the peripheral wall portion 40 b of the eraser cap 40 is clamped by the clamping portion 83, whereby the eraser cap 40 is engaged with the clip 80.

  Even with such a configuration, it is possible to concentrate on the erase operation with the eraser 30 as described above.

  Further, as in the embodiment shown in FIGS. 9 and 10, it is possible to adopt a configuration in which the eraser cap 40 is engaged with the mechanical pencil body 20 and the clip 90. An engaging portion 91 that can engage with the eraser cap 40 is formed at the lower end of the clip 90. The engaging portion 91 is provided with a protruding portion 91a that protrudes rearward at the lower end portion and extends along the direction substantially in the left-right direction. The protrusions 91a are formed in a circular arc shape corresponding to the concave groove 40a of the eraser cap 40, and are arranged in two rows in the vertical direction.

  The mechanical pencil main body 20 and the engaging portion 91 of the clip 90 are formed to have substantially the same thickness as the peripheral wall portion 40b of the eraser cap 40 with a gap in the front-rear direction, and a part of the peripheral wall portion 40b of the eraser cap 40 can be clamped. Has been.

  Further, a guide groove 92 formed as a bottomed groove having a semicircular cross section extending from the front end surface to the rear is disposed at the front end portion of the clip 90 along the vertical direction. The upper end portion of the guide groove 92 and the eraser cap 40 are connected by a linear member 50 having elasticity.

  When the linear member 50 is guided by the guide groove 92 and the eraser cap 40 is engaged with the mechanical pencil body 20 and the clip 90, the linear member 50 can be easily handled.

  In this modification, a part of the inner peripheral surface including the recessed groove 40 a of the peripheral wall portion 40 b of the eraser cap 40 is an engaged portion 42 that engages with the engaging portion 91.

  As shown in FIG. 10, the engaging portion 91 and the engaged portion 42 are engaged, and a part of the peripheral wall portion 40 b of the eraser cap 40 is sandwiched between the clip 90 and the mechanical pencil body 20. Thus, the mechanical pencil body 20 and the clip 90 are engaged.

  Even with such a configuration, it is possible to concentrate on the erase operation with the eraser 30 as described above. Furthermore, even if the eraser cap 40 is removed, it can be prevented from being lost.

  A modification of the first embodiment will be described with reference to FIGS.

  As shown in the circle in FIG. 12B (only the rotating member 28 is a sectional view), the mechanical pencil body 20 has a guide portion 26 formed so as to protrude radially outward in a semicircular section. It is arrange | positioned along the circumferential direction. On the outer peripheral surface above the guide portion 26 of the mechanical pencil body 20, there is a recess 27 formed as a hemispherical bottomed hole from the outer peripheral surface of the mechanical pencil body 20 toward the center line C direction, as shown in FIG. As shown to Fig.12 (a), four are arrange | positioned at equal intervals along the circumferential direction.

  The mechanical pencil body 20 includes a rotating member 28. As shown in FIG. 11, an engaging portion 22 that engages with the eraser cap 40 is disposed on the outer peripheral surface of the rotating member 28. As shown in a circle in FIG. 12B, the inner circumferential surface of the rotating member 28 has a bottom having an arcuate cross section corresponding to the guide portion 26 extending from the inner circumferential surface to the outer circumferential surface along the circumferential direction. A groove 28a formed as a groove is formed. In addition, four hemispherical portions 28b formed in a hemispherical shape corresponding to the recesses 27 are arranged on the inner peripheral surface on the upper end side of the rotating member 28 at equal intervals along the circumferential direction. .

  The rotating member 28 is fitted on the outside of the mechanical pencil body 20 between the clip 60 and the holding portion 21 and is disposed with the guide portion 26 entering the groove 28a, as viewed from the direction of the center line C of the mechanical pencil body 20. The mechanical pencil main body 20 is rotatable about the center line C. The hemispherical portion 28b is advanced into the recess 27, and the engaging portion 22 is positioned.

  The eraser cap 40 and the rotating member 28 of the mechanical pencil body 20 are connected by a linear member 50.

  With such a configuration, it is possible to adjust the engagement position of the eraser cap 40 to a position that does not obstruct the line of sight when viewing the object to be erased by rotating the pivot member 28. It is possible to make it easier to erase.

  It should be noted that the number of engaging portions 22 disposed on the mechanical pencil body 20 can be changed to a number other than three, and the number of engaging portions 62 disposed on the clip 60 can be changed to a plurality.

  Further, the linear member 50 is configured such that the eraser cap 40, the mechanical pencil main body 20, the rotating member 28 of the mechanical pencil main body 20, the clips 60 and 90, the eraser cap 70, the mechanical pencil main body 20, and the clip 60 are extendable. Natural fibers, metals, metal spring members and the like can be used as long as they can be connected. Further, when a member that is not a stretchable member is used as the linear member 50, the eraser cap 40 is connected to the mechanical pencil body 20, the rotating member 28 of the mechanical pencil body 20, the clip 60, 90, the eraser. It can be applied by setting a little longer than the length of the cap 70 to the connecting portion between the mechanical pencil body 20 and the clip 60.

  The clip 60 can also be applied to a mechanical pencil of the type that is fixed to the mechanical pencil body 20.

  Further, any of a multi-core mechanical pencil and a multi-core mechanical pencil including a ballpoint pen and a mechanical pencil can be applied.

  Moreover, the protrusion part 22a can also be provided in 1 row or 3 rows or more.

  Further, the engaging portion of the rotating member 28 may be concave, and the engaged portion of the eraser cap 40 may be convex.

DESCRIPTION OF SYMBOLS 10 Mechanical pencil 10A Mechanical pencil 20 Mechanical pencil main body 22 Engagement part 221 Engagement part 222 Engagement part 223 Engagement part 22a Protrusion part 22b Notch 25 Engagement part 28 Turning member 30 Eraser 40 Eraser cap 41 Engagement part 42 engaged portion 50 linear member 60 clip 62 engaging portion 64 engaging portion 70 eraser cap 71 engaged portion 80 clip 82 engaging portion 83 holding portion 84 engaging portion 90 clip 91 engaging portion C center line

Claims (9)

A mechanical pencil having a mechanical pencil body, an eraser housed in the mechanical pencil body, an eraser cap that covers the eraser and is attached to the mechanical pencil body, and a clip disposed on the mechanical pencil body Because
The mechanical pencil, wherein the eraser cap is formed so as to be able to be engaged with the mechanical pencil body and / or the clip at a position different from a position covering the eraser. The position where the eraser cap of the mechanical pencil body is different from the position where the eraser covers the eraser, or the clip is formed with an engaging portion that engages with the eraser cap,
The eraser cap is formed with an engaged portion that can be engaged with the engaging portion,
2. The sharp according to claim 1, wherein the eraser cap is engaged with the mechanical pencil body or the clip by engaging the engagement portion with the engagement portion. Pencil. When the engagement portion is formed on the mechanical pencil body, the engagement portion is disposed on the side where the eraser is disposed on the mechanical pencil body,
3. The mechanical pencil according to claim 2, wherein a plurality of the engaging portions of the mechanical pencil body are disposed around the central line of the mechanical pencil body as viewed from the central line direction of the mechanical pencil body. . The mechanical pencil body includes an annular rotating member that is fitted to an outer peripheral surface of the mechanical pencil body and is rotatable with respect to the mechanical pencil body.
The mechanical pencil according to claim 2, wherein the engaging portion is disposed on an outer peripheral surface of the rotating member. The engaging portion is formed in a convex shape, and the engaged portion is formed in a concave shape,
Or
The mechanical pencil according to claim 2, 3 or 4, wherein the engaging portion is formed in a concave shape and the engaged portion is formed in a convex shape. In the case where the engaging portion is formed in a convex shape,
6. The mechanical pencil according to claim 5, wherein the engagement portion is formed with a notch along a direction in which the engagement portion protrudes. In the case where the engaging portion is formed on the clip,
The engaging part has a holding part capable of holding a part of the peripheral wall part of the eraser cap, and the holding part is formed with an engaging part engageable with the eraser cap,
An engaged portion that can be engaged with the engaging portion is formed on the engaged portion of the eraser cap,
3. The eraser cap is engaged with the clip when the engaging portion and the engaged portion are engaged with each other and are held by the holding portion. mechanical pencil. The clip is formed with an engaging portion engageable with the eraser cap,
The eraser cap is formed with an engaged portion that can be engaged with the engaging portion,
The eraser cap is engaged with the engaging portion and the engaged portion, and the eraser cap is sandwiched between the clip and the mechanical pencil main body, whereby the mechanical pencil main body and the The mechanical pencil according to claim 1, wherein the mechanical pencil is engaged with a clip.   The mechanical pencil according to any one of claims 1 to 8, wherein the eraser cap and the mechanical pencil body or the clip are connected by a linear member.

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