JP2502322Y2 - Knock type writing instrument - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a knock type writing instrument which can be locked in a pocket of clothes or the like.

[0002]

2. Description of the Related Art Knockable writing instruments which can be locked are constructed so that the writing instrument main body is inserted into, for example, a chest pocket and locked in the pocket so that the knocking type writing instrument can be carried around.

[0003]

However, there is a problem in that the knock type writing instrument is often left unattended after use, and it takes time to search for it when necessary. For this reason, it is required to fix the knock-type writing instrument at a place where the knock-type writing instrument is required. For example, a process of connecting the knock-type writing instrument with a string or the like is adopted. However, when writing, there is a problem that strings and the like become entangled in the knock-type writing instrument.

An object of the present invention is to provide a knock type writing instrument which can be temporarily fixed to a place where writing is required.

[0005]

According to the present invention, (a) an outer shape is formed in a substantially rod shape, and a longitudinal portion formed in a taper shape by pushing a knock portion 2 provided at one end portion in the longitudinal direction. A knock-type writing instrument body 1 into / from which a writing member comes in and out from the other end 3 in the direction, and (b) a locking member 14 made of one material selected from the group consisting of polyethylene, polypropylene and ABS resin. The locking member 14 surrounds the outer peripheral surface of the (b1) near the knock portion 2 of the writing instrument main body 1 and closer to the other end 3 than the knocking portion 2, is circumferentially divided, and is attachable to and detachable from the writing instrument body 1. Some grip 15
(B2) The base end portion 38 is connected to the grip portion 15, extends from the base end portion 38 to the other end portion 3 side of the writing instrument body 1, and the free end portion 39 is located at an intermediate position in the longitudinal direction of the writing instrument body 1. The outer surface 40 on the side opposite to the writing instrument body 1 is a flat and elongated locking portion 16 that is substantially parallel to the writing instrument body 1 in a natural state, and is a rectangle extending along the longitudinal direction of the locking portion 16. Stepped covers 13 are provided at both ends in the longitudinal direction of the hole 18 and extend outward in the longitudinal direction of the hole 18 and face the writing instrument main body 1 and are recessed. A storage space 32 that is continuous with the hole 18 is formed closer to the writing instrument body 1 than 13 and the inner surface 41 of the cover 13 that faces the storage space 32 is flat and substantially parallel to the outer surface 40. A pair of protrusions 19 facing the space 32 are stored. Locking portion 16 formed by projecting on both longitudinal end walls 33 of locking portion 16 forming space 32
And (b3) the free end portion 3 of the grip portion 15 on the side opposite to the locking portion 16.
9 has a projecting piece 34 that projects toward the writing instrument main body 1, and (b4) grips in the vicinity of a connecting portion 37 between the gripping portion 15 and the base end portion 38 of the locking portion 16 and more than in the storage space 32. The writing tool body 1 moves away from the writing tool body 1 toward the free end 39 side of the holding portion 15 from the end 36 on the side opposite to the locking portion 16 of the holding portion 15 along the longitudinal direction of the writing instrument body 1. The locking member 14 in which the inclined surface 35 is formed, and (c) the permanent magnet piece 17 formed in a flat rectangular parallelepiped shape, the thickness direction of the permanent magnet piece 17 is aligned with the thickness direction of the locking portion 16. The width direction of the permanent magnet piece 17 is aligned with the width direction of the locking portion 16, the longitudinal direction of the permanent magnet piece 17 is aligned with the longitudinal direction of the locking portion 16, and the longitudinal direction of the permanent magnet piece 17 is arranged on the cover 13. Both ends are supported to face the hole 18 and fit almost perfectly in the storage space 32. Engaged, the lug 19
Includes a permanent magnet piece 17 that comes into contact with both longitudinal end surfaces of the permanent magnet piece 17, and is a knock-type writing instrument.

[0006]

By the permanent magnet piece 17 of the knocking writing instrument of the present invention, a refrigerator, a steel frame, a scaffold, a handle, etc., such as a kitchen, a construction site, a car, a toilet, an iron part in a whiteboard, etc. In addition, it can be magnetically attracted and temporarily fixed to a car and a white plate which are themselves made of iron, which is a ferromagnetic material.

In particular, according to the present invention, the locking member 14 can be removably attached to the knock-type writing instrument body 1, and therefore, when the writing instrument body 1 becomes unusable due to a failure or the like. The member 14 is removed from the unusable writing instrument main body 1 to obtain a new writing instrument body 1
The locking member 14 can be used for a long period of time.

Further, according to the present invention, when the magnetic force of the permanent magnet piece 17 decreases due to aging, etc., the permanent magnet piece 17 is attached to the writing tool body 1 side from the outer surface 40 side of the engaging portion 16 through the hole 18. When the permanent magnet piece 17 is pushed, the both end surfaces in the longitudinal direction of the permanent magnet piece 17 are disengaged from the pair of protrusions 19 formed facing the storage space 32 of the locking portion 16, and the permanent magnet piece 17 is released from the locking portion 16. Can be removed. This allows the locking member 14 to be used for a long period of time. The work of removing the permanent magnet piece 17 from the locking member 14 or mounting a new permanent magnet piece 17 on the locking member 14 is performed by removing the locking member 14 from the writing instrument body 1. , Workability becomes easy.

Further, according to the present invention, the permanent magnet piece 17 is in contact with the inner surface 41 of the cover 13 facing the storage space 32 so that both ends of the permanent magnet piece 17 in the longitudinal direction are supported on the cover 13. Therefore, the permanent magnet piece 17 does not come into direct contact with the surface of the iron part or the like to be magnetically attracted, and therefore the iron part or the like is not likely to be damaged.

[0010]

1 is a side view of, for example, a mechanical pencil and a ballpoint pen provided with a knock type writing instrument main body 1 which is the premise of the present invention, and FIG. 2 is a front view thereof. This writing instrument body 1
As is apparent from FIG. 1, the outer shape of the knock portion 2 is substantially rod-shaped, and the knock portion 2 is provided at one end portion in the longitudinal direction.
By pressing, the core of the mechanical pencil or the writing member such as the ball portion of a ballpoint pen comes in and out from the writing portion 3 which is the other end portion in the longitudinal direction formed in a tapered shape.

Further, near the writing part 3 of the knock part 2, there is a locking member 4 made of a synthetic resin, for example, one of polyethylene, polypropylene and ABS resin. The locking member 4 includes a grip portion 5 that grips the writing instrument 1 and a locking portion 6 that is inserted into a chest pocket and locked. This locking member 4 as a whole, or at least the locking portion 6,
Molded with synthetic resin containing magnetic powder. As a result, the entire writing instrument 1 is sucked and held by the iron portion. Since the locking member 4 can be easily removed from the writing instrument 1, when the writing instrument 1 is used up, it can be replaced with a new writing instrument and used semipermanently.

FIG. 3 is an exploded perspective view of the locking member 14 attached to the knock type writing instrument main body 1 according to one embodiment of the present invention. In this embodiment, the locking portion 16 is provided with a rectangular hole 18 into which the permanent magnet piece 17 is inserted. FIG. 4 is a cross-sectional view of a state in which the permanent magnet piece 17 is inserted in the locking portion 16 and is suction-held on the iron wall 20. Projections 19 are provided above and below to hold the magnet piece 17 in the hole 18. In this case, magnet piece 1
A cover 13 made of synthetic resin is provided in order to prevent the wall 7 from directly contacting the wall surface 20 and damaging the wall surface 20.

The configuration will be further described with reference to FIGS. 3 and 4. As described above, the locking member 14 basically has the grip portion 15, the locking portion 16, and the protruding piece 34, and the permanent magnet piece 17 is fitted and attached to the locking member 14. It

The grip portion 15 is a knock portion 2 of the writing instrument body 1.
It surrounds the outer peripheral surface nearer to the writing portion 3 than the knocking portion 2 and is divided in the circumferential direction, so that it can be attached to and detached from the writing instrument body 1 as described above.

The engaging portion 16 is formed in an elongated shape, and its base end portion 38 is continuous with the grip portion 15, and extends from the base end portion 38 to the writing portion 3 side (downward in FIGS. 3 and 4) of the writing instrument body 1. . The free end portion 39 of the locking portion 16 is the same as that shown in FIGS.
Similar to the above configuration, the writing instrument main body 1 is at an intermediate position in the longitudinal direction. The outer surface 40 of the locking portion 16 on the side opposite to the writing instrument body 1 (right side in FIG. 4) is flat. In the natural state where no external force is applied to the locking portion 16, the locking portion 16 is substantially parallel to the writing instrument body 1, which is as shown in FIG.

The hole 18 formed in the engaging portion 16 extends along the longitudinal direction of the engaging portion 16 (vertical direction in FIGS. 3 and 4) and is rectangular as described above. A pair of covers 13 are provided at both ends of the hole 18 in the longitudinal direction,
Each of these covers 13 is formed in a stepped shape that extends outward in the longitudinal direction of the hole 18 (vertical direction in FIGS. 3 and 4) and is recessed to face the writing instrument body 1. This each cover 1
A storage space 32 that is continuous with the hole 18 is formed on the writing instrument body 1 side (left side in FIG. 4) with respect to 3. An inner surface 41 of the cover 13 which faces the storage space 32 is flat and substantially parallel to the outer surface 40.

A pair of protrusions 19 facing the storage space 32 of the locking portion 16 are formed so as to project from both longitudinal end walls 33 of the locking portion 16 forming the storage space 32.

The protruding piece 34 of the locking member 14 is directed toward the writing instrument main body 1 at the free end portion 39 of the grip portion 15 on the side opposite to the locking portion 16 (downward in FIGS. 3 and 4) (FIG. 4). Project to the left).

An inclined surface 35 is formed on the locking member 14. The inclined surface 35 is formed near the connecting portion 37 between the grip portion 15 and the base end portion 38 of the locking portion 16 and closer to the grip portion 15 than the storage space 32 (upper side in FIGS. 3 and 4). This inclined surface 35 extends from the end 36 on the opposite side (upper side in FIGS. 3 and 4) of the grip 15 of the grip 15 along the longitudinal direction of the writing instrument body 1 to the free end 39 side of the grip 15. As it approaches, that is, as it goes downward in FIGS. 3 and 4, it is formed so as to move away from the writing instrument main body 1 to the right in FIG.

The permanent magnet piece 17 is formed in a flat rectangular parallelepiped shape. The thickness direction of the permanent magnet piece 17 (left-right direction in FIG. 4) coincides with the thickness direction of the locking portion 16. The width direction of the permanent magnet piece 17 (the direction perpendicular to the plane of FIG. 4) is determined by the locking portion 1.
6 in the width direction. The longitudinal direction of the permanent magnet piece 17 (vertical direction in FIG. 4) is aligned with the longitudinal direction of the locking portion 16. Both ends of the permanent magnet piece 17 in the longitudinal direction are supported on the cover 13 and face the storage space 32 of the cover 13 on the inner surface 4.
It is in contact with 1. In this way, the permanent magnet piece 17 faces the hole 18 and is fitted into the storage space 32 almost exactly. In this fitted state, the protrusion 19 contacts both end surfaces of the permanent magnet piece 17 in the longitudinal direction (vertical direction in FIGS. 3 and 4).

[0021]

EFFECTS OF THE INVENTION (1) According to the present invention, the writing instrument main body 1 is temporarily fixed to the surface of a ferromagnetic material such as an iron portion by the magnetic force of the permanent magnet piece 17 fitted to the locking member 14. Therefore, when the writing instrument body 1 is needed,
Can be used at any time. Particularly according to the present invention,
The locking member 14 is made of one material selected from the group consisting of polyethylene, polypropylene and ABS resin, and the grip portion 15 is divided in the circumferential direction so that the knock portion 2 near the knock portion 2 of the writing instrument body 1. It surrounds the outer peripheral surface closer to the other end portion 3 and can be attached to and detached from the writing instrument body 1. Therefore, when the writing instrument body 1 becomes unusable due to a failure or the like, the permanent magnet piece 17 is fitted from the writing instrument body 1. The excellent effect that the engaged locking member 14 is detached and mounted on the new writing instrument main body 1 and thus the engaging member 14 can be used for a long period of time is achieved. According to the present invention, the writing instrument main body 1 is of a knock type, that is, it is not configured to cover the writing member with a cap, and is not configured to attach the permanent magnet piece 17 to the cap. If the permanent magnet piece 17 is attached to the cap, if the writing instrument main body to which the cap is attached becomes unusable due to a failure or the like, it will be discarded together with the cap, which is wasteful. . In the present invention, the writing instrument main body 1 is a knock type, and the locking member 14 is attachable to and detachable from the knock type writing instrument main body 1. Therefore, the locking member 14 is used together with the permanent magnet piece 17 for a long period of time. It becomes possible. Since the grip portion 15 is divided in the circumferential direction as described above and is made of the synthetic resin material as described above, the elasticity of the synthetic resin material can be maintained even when the writing instrument main body 1 has various outer sizes. It is possible to securely attach the grip portion 15 to the writing instrument main body 1 by using the.

(2) Further, according to the present invention, the grip portion 15
To the base end portion 38 of the elongated locking portion 16, and the locking portion 16 is formed with a rectangular hole 18 extending along the longitudinal direction of the locking portion 16. Stepped covers 13 are provided at both ends, and a flat rectangular parallelepiped permanent magnet piece 17 is fitted into the storage space 32 so as to face the hole 18, and the permanent magnet piece 1
Both longitudinal ends of 7 are supported on the cover 13. Therefore, even if the magnetic attraction force of the permanent magnet piece 17 is large, the permanent magnet piece 17 is kept in contact with the inner surface 41 of the cover 13 facing the storage space 32 with the cover 13 interposed therebetween. The state in which is securely fitted in the storage space 32 is maintained, and there is no possibility of coming off. Particularly, according to the present invention, since the permanent magnet piece 17 can be seen from the outer surface 40 of the locking portion 16 through the hole 18, the locking member 14
It is possible to easily confirm whether or not the permanent magnet piece 17 is attached. Therefore, even if the permanent magnet piece 17 is not attached, an erroneous operation for temporarily fixing the locking member 14 to the iron part or the like is prevented, which causes the writing instrument body to drop, and There is no doubt that it will be damaged by the fall. Further, according to the present invention, when the magnetic force of the permanent magnet piece 17 decreases, the permanent magnet piece 17 is pushed from the outer surface 40 side of the locking portion 16 through the hole 18 to the writing instrument body 1 side, A pair of protrusions 1 in which both longitudinal end surfaces of the permanent magnet piece 17 are formed to project into the storage space 32 of the locking portion 16.
It is also possible to disengage the permanent magnet piece 17 from the storage space 32 outside the housing 9. As a result, the permanent magnet piece 17
Can be replaced and the locking member 14 can be used for a long period of time. Moreover, since the locking member 14 can be removed from the writing instrument body 1 as described above,
With the locking member 14 removed from the writing instrument body 1, the permanent magnet piece 17 can be attached / detached and replaced, which also has the effect of improving workability. Further, according to the present invention, since the permanent magnet piece 17 comes into contact with the inner surface 41 of the cover 13 of the locking portion 16 and magnetically attracts to the iron portion or the like, the permanent magnet piece 17 directly contacts the iron portion or the like. It is possible to reliably prevent the iron part or the like from being scratched.

(3) According to the present invention, the inclined surface 35 is formed in the vicinity of the connecting portion 37 between the grip portion 15 of the engaging member 14 and the base end portion 38 of the engaging portion 16, and the inclined surface 35. Is closer to the grip portion 15 than the storage space 32 (upper side in FIGS. 3 and 4) and on the side opposite to the locking portion 16 of the grip portion 15 along the longitudinal direction of the writing instrument body 1 (upper side in FIGS. 3 and 4). ) End 3
6, it is formed so as to move away from the writing instrument main body 1 as it approaches the free end 39 side of the grip portion 15, that is, to the right in FIG. When acting on the end portion 39 in a direction away from the writing instrument main body 1 (that is, on the right side in FIG. 4), the inclined surface 3 thereof
As the thickness around 5 becomes thin, the locking portion 16
Around the proximal end portion 38 of the locking portion 16 becomes easy to bend, and there is less risk that the intermediate position in the longitudinal direction of the locking portion 16 will bend, so that there is no risk of the permanent magnet piece 17 coming off from the storage space 32 of the locking portion 16. Further, according to the present invention, the free end portion 39 of the locking portion 16 is formed with the protruding piece 34 projecting toward the writing instrument main body 1. Therefore, the free end portion 39 is reinforced, and by this, Also, it is possible to prevent the permanent magnet piece 17 from being separated from the storage space 32.

(4) Further, according to the present invention, the locking portion 16
The outer surface 40 of the writing instrument main body 1 on the opposite side is flat,
Therefore, the magnetic force of the permanent magnet piece 17 can securely and magnetically attract the surface of a flat iron part or the like with a large attractive force. Further, according to the present invention, the cover 13 of the locking portion 16 has a flat inner surface 41 facing the storage space 32, the inner surface 41 being substantially parallel to the outer surface 40, and the thickness of the permanent magnet piece 17. Since the direction, the width direction, and the longitudinal direction are respectively aligned with the thickness direction, the width direction, and the longitudinal direction of the locking portion 16, the magnetic attraction force is substantially uniform between the outer surface 40 and the surface of the iron portion or the like. Are distributed, thereby generating a large magnetic attraction force, and there is no possibility that the writing instrument of the present invention undesirably drops from an iron part or the like.

[Brief description of drawings]

FIG. 1 is a side view of a knock-type writing instrument which is the premise of the present invention.

FIG. 2 is a front view of the knock-type writing instrument shown in FIG.

FIG. 3 is an exploded perspective view of a locking member 14 used in the knock-type writing instrument body 1 according to the embodiment of the present invention.

FIG. 4 is a cross-sectional view of a locking member 14.

[Explanation of symbols]

 1 Knocking writing instrument main body 4,14 Locking member 6,16 Locking part 17 Permanent magnet piece 20 Iron wall surface, iron part

Claims (1)

(57) [Scope of utility model registration request] 1. (a) The outer shape is formed into a substantially rod shape,
By pushing the knock portion 2 provided at one end in the longitudinal direction, from the other end 3 in the longitudinal direction formed in a taper shape,
A knock-type writing instrument main body 1 into / from which a writing member comes in and out, and (b) a locking member 14 made of one material selected from the group consisting of polyethylene, polypropylene, and ABS resin. ) A grip portion 15 surrounding the knock portion 2 of the writing instrument main body 1 and surrounding the outer peripheral surface closer to the other end portion 3 than the knock portion 2, is divided in the circumferential direction, and is attachable to and detachable from the writing instrument body 1.
(B2) The base end portion 38 is connected to the grip portion 15, extends from the base end portion 38 to the other end portion 3 side of the writing instrument body 1, and the free end portion 39 is located at an intermediate position in the longitudinal direction of the writing instrument body 1. The outer surface 40 on the side opposite to the writing instrument body 1 is an elongated locking portion 16 that is flat and substantially parallel to the writing instrument body 1 in a natural state, and is a rectangle extending along the longitudinal direction of the locking portion 16. And a stepped cover 13 that extends outward in the longitudinal direction of the hole 18 and is recessed to face the writing instrument main body 1 is provided at both ends of the hole 18 in the longitudinal direction. A storage space 32 that is continuous with the hole 18 is formed closer to the writing instrument body 1 than 13 and the inner surface 41 of the cover 13 facing the storage space 32 is flat and substantially parallel to the outer surface 40. A pair of protrusions 19 facing the space 32 A locking portion 16 formed to protrude respectively in the longitudinal ends walls 33 of the locking portion 16 to form the accommodated space 32, (b3) the free end 3 opposite to the engaging portion 16 of the grip portion 15
9 has a projecting piece 34 that projects toward the writing instrument main body 1, and (b4) grips in the vicinity of a connecting portion 37 between the gripping portion 15 and the base end portion 38 of the locking portion 16 and more than in the storage space 32. The writing tool body 1 moves away from the writing tool body 1 toward the free end 39 side of the holding portion 15 from the end 36 on the side opposite to the locking portion 16 of the holding portion 15 along the longitudinal direction of the writing instrument body 1. The locking member 14 in which the inclined surface 35 is formed, and (c) the permanent magnet piece 17 formed in a flat rectangular parallelepiped shape, the thickness direction of the permanent magnet piece 17 is aligned with the thickness direction of the locking portion 16. The width direction of the permanent magnet piece 17 is aligned with the width direction of the locking portion 16, the longitudinal direction of the permanent magnet piece 17 is aligned with the longitudinal direction of the locking portion 16, and the longitudinal direction of the permanent magnet piece 17 is arranged on the cover 13. Both ends are supported and face the hole 18 and are almost exactly in the storage space 32 Fitted, knock-type writing instrument in which the lugs 19, characterized in that it comprises a permanent magnet piece 17 in contact with the longitudinal end faces of the permanent magnet pieces 17.