JP4625668B2 - Writing instrument - Google Patents

Description

  The present invention relates to a writing instrument in which a decorative object is fixed to an inner shaft provided in an outer shaft through which the inside can be seen through.

Conventionally, a holographic foil is attached to the inner surface of a shrink film cylinder in a rod-shaped body in which a shrink film cylinder is heated and shrunk to a stick body such as a chopstick or a felt pen, and the hologram foil is transparent to the shrink film cylinder A rod-like body configured to be seen through from a portion is known. (See Patent Document 1)
Japanese Patent Laid-Open No. 10-108776 (see FIG. 1)

  In the case of a writing instrument shaft tube, if the shaft tube is configured by covering the shingling film tube, there is an advantage that the user can cover the shingling film tube according to his / her preference, but the shrinking film tube is scratched. It was easy to attach, and when it was held directly by hand, the shrinking film tube was easily peeled off, and the appearance was immediately damaged.

  Therefore, the inventor of the present application has found that the inner shaft is provided in the outer shaft made of transparent or colored transparent as means for solving the above problems, and the decoration is provided on the inner shaft. In addition, it was difficult to fix the decoration on the inner shaft, and the writing instrument that the user can use by arbitrarily changing the decoration according to preference was studied earnestly.

In the writing instrument in which the outer shaft is configured to be transparent or colored and the inner shaft is provided in the outer shaft , the inner shaft is formed at the rear portion of the outer shaft, and the keyway extending in the longitudinal direction on the inner shaft And a key that extends forward in the longitudinal direction from the outer shaft, and engages the key of the inner shaft with the key groove of the outer shaft to enter the outer shaft. The inner shaft is inserted in a non-rotatable manner, and the inner shaft is detachably attached to the barrel. The outer shaft is held by the outer shell of the barrel and the outer shaft of the inner shaft, and the decoration provided on the outer surface of the inner shaft Further, the first gist is that a heat-shrinkable film is placed and a heat-shrinkable film is provided and fixed between the rear portion of the cylinder inserted between the outer shaft and the inner shaft and the key of the inner shaft .

  Further, the second gist is that a decorative object is wound around the jig, and the heat shrinkable film is covered on the jig to shrink, and the decorative object and the heat shrinkable film are removed from the jig and covered on the inner shaft. .

Furthermore, in the writing instrument in which the outer shaft is transparent or colored and transparent, and the inner shaft is provided in the outer shaft, an inner collar is formed at the rear part of the outer shaft, and a key groove extending in the longitudinal direction is formed in the inner shaft. In addition, an outer casing is formed at the rear part of the inner shaft, a key extending forward in the longitudinal direction from the outer casing is formed, and the inner shaft key is engaged with the key groove of the outer shaft, and the inner shaft is inserted into the outer shaft. The inner shaft is removably attached to the drum, the outer shaft is held by the outer shell of the drum and the outer shaft of the inner shaft, and a decorative object is attached to the outer surface of the heat-shrinkable film. The heat shrinkable film is placed on the inner shaft, and the heat shrinkable film is provided and fixed between the rear portion of the cylinder inserted between the outer shaft and the inner shaft and the key of the inner shaft . The gist.

  Furthermore, the jig is covered with a heat-shrinkable film to be shrunk, a decoration is pasted on the heat-shrinkable film, and the heat-shrinkable film is removed from the jig and covered on the inner shaft. The gist.

Furthermore, in a writing instrument in which the outer shaft is configured to be transparent or colored and the inner shaft is provided in the outer shaft, an inner collar is formed at the rear portion of the outer shaft, and a key groove extending in the longitudinal direction is formed on the inner shaft. The outer shaft is formed at the rear portion of the inner shaft, and a key extending forward in the longitudinal direction from the outer shaft is formed. The key of the inner shaft is engaged with the key groove of the outer shaft, and the inner shaft is inserted into the inner shaft. Insert the shaft non-rotatably, attach the inner shaft to the barrel detachably, hold the outer shaft by the outer shell of the barrel and the outer shaft of the inner shaft, and provide decoration on the outer surface of the heat-shrinkable film Further, a heat-shrinkable film is put on the outside of the decoration, and the heat-shrinkable film is put on the inner shaft, and heat is applied between the rear portion of the body inserted between the outer shaft and the inner shaft and the key of the inner shaft. The fifth gist is that a shrinkable film is provided and fixed .

  Furthermore, the heat shrinkable film is covered with the jig for shrinkage, a decorative object is provided on the outer side of the heat shrinkable film, and the heat shrinkable film is further covered on the outer side of the decorative object. The sixth gist is that the decoration is sandwiched between the outer heat-shrinkable films and the two heat-shrinkable films and the decorations are removed from the jig and placed on the inner shaft.

The writing instrument of the present invention first shrinks a heat-shrinkable film with a jig, and provides a decoration on the heat-shrinkable film, and fixes the heat-shrinkable film and the decoration on the inner shaft. And decorations can be easily removed and attached. Therefore, there is an advantage that the user can arbitrarily change the decoration and fix it to the inner shaft. Moreover, since the heat-shrinkable film is only fixed on the inner shaft and is not fixed, it can be easily removed with tweezers or the like.

  The outer shaft is configured to be transparent or colored and transparent, and the inner shaft is provided in the outer shaft, and the decorative item provided on the outer surface of the inner shaft is further covered with a heat-shrinkable film so that the user can arbitrarily decorate the decorative item. Realized a replaceable writing instrument.

  A first embodiment of the present invention will be described with reference to FIGS. 1, 2, 3, 4, 5, 6 and 7. Moreover, let the left side of FIG. 1 be the front, and let the right side be back. First, as shown in FIGS. 1 and 2, a clip 2 is integrally formed on an outer shaft 1 made of a transparent resin or a colored transparent resin and the inside of which can be seen through. An inner collar 1A is formed at the rear portion of the outer shaft 1, and a key groove 1B extending in the longitudinal direction is formed in the inner collar 1A. Further, an outer casing 3A is formed at the rear portion of the inner shaft 3, and a key 3B extending forward in the longitudinal direction from the outer casing 3A is formed. Further, a locking projection 3C is formed facing the key 3B of the inner shaft 3, and the locking projection 3C is formed with an inclined surface on the front side and a vertical surface on the rear side. The inner shaft 3 is inserted into the outer shaft 1 from the rear, and the key 3B of the inner shaft 3 is engaged with the key groove 1B of the outer shaft 1 to prevent the inner shaft 3 from rotating. The protrusion 3C engages with the inner flange 1A of the outer shaft 1 to prevent the inner shaft 3 from coming off. The inner shaft 3 can be removed by pressing backward with a strong force.

  Next, as shown in FIG. 3, a jig is constituted by the main body 4 and the sliding member 5, and first, a sheet-like decoration 6 is wound around the main body 4 of the jig, and a heat shrinkable film is formed thereon. A certain transparent shrinking film 7 is put on and heated to shrink by a dryer or the like. The decorative object 6 and the shingling film 7 are put on the inner shaft 3 by being pushed by the sliding member 5 as shown in FIG.

  The outer shaft 1 and the inner shaft 3 are connected to the body 8 of the writing instrument. As the writing instrument, various writing instruments such as a mechanical pencil, a ballpoint pen, and a sign pen can be considered. As shown in FIGS. 5, 6, and 7, the core 9 has an inner flange 9 </ b> A formed at the front portion and an opening window 9 </ b> B formed at a position opposite to the intermediate portion. Further, two keys 9C are formed on the outer surface of the core 9 at relative positions.

  Two protrusions 10A are formed at relative positions above and below the front outer surface of the eraser support 10, and the front ends of the protrusions 10A are inclined. Moreover, the opening window 10B is formed in the both sides of the eraser support 10, and the front end of the eraser support 10 is formed so that bending is possible. An outer casing 10C is formed at the rear portion of the eraser support 10, and two keys 10D protruding outward are formed on the outer casing 10C so as to face each other. Further, an eraser 11 is fitted and attached to the rear inner hole 10E of the eraser support 10, and a knob 12 covering the eraser 11 is fitted to the rear outer surface 10F of the eraser support 10.

  The core 9 is inserted with the key 9C of the core 9 aligned with the front keyway 3D of the inner shaft 3, and a return spring 13 between the inner flange 3E of the inner shaft 3 and the outer flange 10C of the eraser support 10. Is stretched. When the eraser support 10 is appropriately inserted, the projection 10A of the eraser support 10 is engaged with and attached to the opening window 9B of the core 9. At this time, the key 9C of the core 9 is aligned with the front key groove 3D of the inner shaft 3, and the key 10D of the eraser support 10 is aligned with the rear key groove 3F of the inner shaft 3, so that the projection 10A of the eraser support 10 is The core 9 is securely fitted into the opening window 9B.

  Next, the connector 15 is press-fitted and fixed to the rear part of the metal chuck 14. The rear portion of the connector 15 is press-fitted and fixed to the front portion of the lead tank 16 made of a pipe material, and the flange portion 15 </ b> A of the connector 15 contacts the front portion of the lead tank 16. Further, a tightening ring 17 is fitted on the head portion 14 </ b> A of the chuck 14, and a spring 19 is stretched between the connector 18 that receives the tightening ring 17 and the connector 15.

  The barrel 8 is configured such that the core tank 16 and the connector 15 can be inserted through the front hole 8A. Further, a rubber grip 20 for preventing slipping is externally fitted to the front narrow diameter portion 8 </ b> B of the body 8. The rubber grip 20 is configured to be translucent and configured to be visible inside.

  The core tank 16 is inserted from the front of the barrel 8, and the connecting tool 18 is sandwiched between the front end of the barrel 8 and the inner stage 21 </ b> A of the base 21 screwed into the front portion of the barrel 8. Further, the rubber grip 20 is sandwiched between the rear end of the base 21 and the outer casing 8C of the barrel 8. A core holder 23 made of an elastic body such as rubber that holds the core 22 with an appropriate force is built in the base 21.

  The weight body 24 is formed by winding a metal wire in a coil shape, and the weight body 24 is slidably built into the body 8 from the rear end of the body 8. The lead tank 16 is inserted into the weight body 24.

  Next, the inner shaft 3 is detachably screwed into the barrel 8, and the outer shaft 1 is sandwiched between the outer rod 8 </ b> C of the barrel 8 and the outer rod 3 </ b> A of the inner shaft 3. The weight body 24 built in the body 8 is configured to be slidable in the longitudinal direction between the flange portion 15A of the connector 15 and the inner flange 9A of the core 9.

  The swing-out mechanical pencil described above exerts an inertial force on the weight body 24 by shaking, and the weight body 24 abuts on the flange portion 15 </ b> A of the connector 15. Then, the inertial force of the weight body 24 is transmitted to the connector 15, the chuck 14 and the lead tank 16 are moved forward together with the connector 15, and the fixed amount lead 22 is fed out.

  Further, when the inner shaft 3 is removed from the body 8, the locking projection 3C of the inner shaft 3 is engaged with the inner collar 1A of the outer shaft 1, so that there is no possibility that the outer shaft 1 is detached.

  Further, since the shrinking film 7 and the decoration 6 are attached after the inner shaft 3 is attached to the outer shaft 1, the decoration 6 thicker than the gap between the inner collar 1A of the outer shaft 1 and the outer surface 3G of the inner shaft 3 is attached. It can be put on the shaft 3, and a decoration 6 such as a hologram becomes possible. Moreover, since the shrinking film 7 is only fixed on the inner shaft 3 and is not fixed, it can be easily removed with tweezers or the like, and can be exchanged with another decoration.

  A second embodiment of the present invention will be described with reference to FIGS. First, as shown in FIG. 8, the main body 4 of the jig is covered with a shrinking film 107, and is heated and contracted by a dryer or the like. A decorative object 106 made of a plurality of seals is stuck on the shrinking film 107. As shown in FIG. 9, the shrinking film 107 is covered with the inner shaft 3 by being pushed by the sliding member 5.

  In Example 2, a plurality of decorations 106 can be easily attached to the inner shaft 3 covered with the outer shaft 1. In addition, since the decoration 106 is not directly attached to the inner shaft 3, the decoration 106 can be removed by removing the shrinking film 107 with tweezers or the like, and can be easily replaced with another decoration.

  A third embodiment of the present invention will be described with reference to FIG. First, the shrinking film 107 is placed on the main body 4 of the jig and is shrunk by heating with a dryer or the like. A thick decoration 106 made of a plurality of holograms or the like is placed on the shrinking film 107, and further the shrinking film 7 is placed on the shrinking film 107 to be shrunk by heating. The shrinking films 7 and 107 and the decorative object 106 are pushed by the sliding member 5 to cover the inner shaft 3.

  In Example 3, a plurality of thick decorations 106 are sandwiched and fixed by the shingling films 7 and 107, so that the decorations 106 can be easily attached or removed without moving.

  A fourth embodiment of the present invention will be described with reference to FIGS. First, as shown in FIG. 11, the main body 104 of the jig is covered with a shrinking film 107 and is heated and contracted by a dryer or the like. A plurality of decorations 106 are placed on the shrinking film 107, and further the shrinking film 7 is placed thereon and contracted by heating. The shrinking films 7 and 107 and the decorative object 106 are held by hand and removed and placed on the inner shaft 3. In this case, as shown in FIG. 12, the shrink films 7 and 107 are pushed into a fixed position of the inner shaft 3 by the pressing portion 104 </ b> A formed on the main body 104.

In the present invention, the shrink film may be loosely fitted to the outside of the inner shaft without contacting. In this case, the shrinking film is fixed between the rear end of the barrel and the key of the inner shaft.

  The present invention can be applied to a writing instrument in which a decoration such as a seal or a hologram can be easily attached to or exchanged on the surface of the inner shaft provided in the transparent outer shaft.

It is a fragmentary sectional view which shows the writing instrument of Example 1 of this invention. Example 1 3 is an enlarged cross-sectional view showing an outer shaft and an inner shaft of the writing instrument of Example 1. FIG. Example 1 It is a fragmentary sectional view which shows the state which attached the decoration thing to the jig | tool. Example 1 It is a fragmentary sectional view which shows the state which moved the decorating object from the jig | tool to the inner shaft with the sliding member. Example 1 It is sectional drawing which shows the writing instrument of this invention. Example 1 It is sectional drawing which shows the AA line of FIG. Example 1 It is sectional drawing which shows the BB line of FIG. Example 1 It is a fragmentary sectional view which shows the state which attached the decoration thing of Example 2 of this invention to the jig | tool. (Example 2) It is a fragmentary sectional view which shows the state which moved the decoration thing of Example 2 from the jig | tool to the inner shaft with the sliding member. (Example 2) It is a fragmentary sectional view which shows the state which attached the decoration thing of Example 3 of this invention to the jig | tool. Example 3 It is sectional drawing which shows the state which attached the decoration thing to another jig | tool. (Example 4) It is a fragmentary sectional view which shows the state which pushed the decoration into the inner shaft with the jig | tool of FIG. (Example 4)

Explanation of symbols

1 Outer shaft 3 Inner shaft 6 Decorated item 106 Decorated item

Claims (6)

In a writing instrument in which the outer shaft is made transparent or colored and transparent, and the inner shaft is provided in the outer shaft, an inner collar is formed at the rear of the outer shaft, and a key groove extending in the longitudinal direction is formed in the inner collar. An outer casing is formed at the rear of the inner shaft, a key extending forward in the longitudinal direction from the outer casing is formed, and the inner shaft key is engaged with the key groove of the outer shaft to rotate the inner shaft into the outer shaft. The inner shaft is detachably attached, and the inner shaft is detachably attached to the barrel. The outer shaft is held by the outer shell of the barrel and the outer shaft of the inner shaft, and the heat shrinkage is further applied to the decorations provided on the outer surface of the inner shaft. A writing instrument characterized in that it is covered with a film, and a heat-shrinkable film is provided and fixed between the rear part of the body inserted between the outer shaft and the inner shaft and the key of the inner shaft .   The decorative object is wound around a jig, covered with a heat-shrinkable film and contracted, and the decorative object and the heat-shrinkable film are removed from the jig and covered on an inner shaft. Writing instrument. In a writing instrument in which the outer shaft is transparent or colored and transparent, and the inner shaft is provided in the outer shaft, an inner collar is formed at the rear of the outer shaft, and a key groove extending in the longitudinal direction is formed in the inner collar. An outer casing is formed at the rear of the inner shaft, a key extending forward in the longitudinal direction from the outer casing is formed, and the inner shaft key is engaged with the key groove of the outer shaft to rotate the inner shaft into the outer shaft. Inserted immovably, further detachably attach the inner shaft to the barrel, hold the outer shaft by the outer shell of the barrel and the outer shaft of the inner shaft , stick a decoration on the outer surface of the heat-shrinkable film, A writing instrument characterized in that the heat-shrinkable film is placed on the inner shaft, and a heat-shrinkable film is provided and fixed between the rear portion of the body inserted between the outer shaft and the inner shaft and the key of the inner shaft .   The heat shrinkable film is covered with a jig for shrinkage, a decoration is attached to the heat shrinkable film, and the heat shrinkable film is removed from the jig and covered with an inner shaft. Writing instrument as described. In a writing instrument in which the outer shaft is made transparent or colored and transparent, and the inner shaft is provided in the outer shaft, an inner collar is formed at the rear of the outer shaft, and a key groove extending in the longitudinal direction is formed in the inner collar. An outer casing is formed at the rear of the inner shaft, a key extending forward in the longitudinal direction from the outer casing is formed, and the inner shaft key is engaged with the key groove of the outer shaft to rotate the inner shaft into the outer shaft. Further, the inner shaft is detachably attached to the drum, the outer shaft is held by the outer shell of the barrel and the outer shaft of the inner shaft, and a decorative object is provided on the outer surface of the heat-shrinkable film. A heat-shrinkable film is further put on the outside of the decoration, and this heat-shrinkable film is put on the inner shaft, and the heat-shrinkable film is placed between the rear portion of the body inserted between the outer shaft and the inner shaft and the key of the inner shaft. Writing instrument characterized by providing and fixing .   The jig is covered with a heat-shrinkable film and shrunk, and a decorative object is provided on the outside of the heat-shrinkable film. The heat-shrinkable film is further covered on the outer side of the decorative object, and the inner heat-shrinkable film and the outer heat-shrinkable film are covered. 6. The writing instrument according to claim 5, wherein the decorative article is held by a shrinkable film, and the two heat-shrinkable film and the decorative article are attached to the inner shaft after being removed from the jig.

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