JP2011178130A - Ink storing container - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent the end surface of an opened mouth of a cap fitting part from being soiled with ink for a writing utensil even when the ink storing container is upset in the state of having a cap thereon in the ink storing container wherein the ink for the writing utensil is stored in the inside thereof and the cap is screw-fitted with the cap fitting part protruded on a container body having a pen point protecting adapter having an ink retaining part retaining the ink for the writing utensil. <P>SOLUTION: A lid stopper 25 constituted by a stopper part 24 water-tightly closing the mouth 16 of the container body 2 and an insertion part 22 insertable into the cap fitting part 4 and having an abutting part 27 water-tightly abutting on an inner wall surface of the cap fitting part 4 and slidable thereto on an outer side surface 26 is fixed on an inner side of the cap 3. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an ink container that contains ink for writing instruments.

  An ink container that contains ink for a writing instrument for a fountain pen is conventionally known. In such an ink container, the container body is generally formed of hard glass as is called an ink bottle. To refill the fountain pen with ink for writing instruments, insert the pen tip of the fountain pen into the container body and inhale and replenish the ink for the writing instrument. At that time, the pen tip may be applied to the inner wall of the container body. There was a problem of damaging the nib.

  In order to solve the above problem, an ink container was proposed in which a container-shaped pen tip protection adapter formed of a soft synthetic resin having an ink retention portion for retaining ink was inserted in the container body. It is also sold.

  The adapter for protecting the pen tip is known from Japanese Patent Application Laid-Open No. 2007-76144 and Japanese Patent Registration No. 1108850, but briefly described with reference to FIG. 1, as shown in FIG. The adapter 6 is used to lock the bottom 10 on the opposite side of the opening 19 of the cap fitting 4 provided protruding from the container body 2 to the recess 12 formed in the bottom 11 of the container body 2, and The protective adapter 6 is maintained in a substantially vertical posture inside the container body 2 so that the writing instrument ink 5 in the container body 2 is retained in the ink retaining portion 15 of the pen tip protecting adapter 6. It is. In order to supply ink to the fountain pen, the pen tip portion is inserted into the ink retaining portion 15 of the pen tip protecting adapter 6 and the writing tool ink 5 in the ink retaining portion 15 is sucked.

  By the way, when the remaining amount of ink for the writing instrument in the container body decreases, the ink of the adapter for protecting the pen tip can be obtained by tilting or repeating the ink container by screwing the cap into the cap fitting portion. The ink for writing instruments is replenished by flowing into the staying part, but the adapter for protecting the pen tip is formed of soft synthetic resin as described above, and the ink for writing instruments stored in the ink storage container. The inner wall of the cap fitting part and the inner wall surface of the cap fitting part are located at the mouth part of the cap fitting part. The ink for the writing instrument stays in the minute gap formed between the outer wall of the adapter for protecting the pen nib and the cap, and the end face of the mouth where the cap fitting part opens is the writing instrument. The ink stains and the ink adheres to the outer wall surface of the cap fitting part or the inner wall surface of the cap. If left as it is, the attached ink for writing instruments dries and the cap adheres to the cap fitting part and caps. There was a problem that it was difficult to remove from the cap fitting part.

JP 2007-76144 A Design Registration No. 1108850

  It is an object of the present invention to store a cap in a cap fitting portion that is provided in a container body that is provided with a pen tip protecting adapter that has an ink retention portion that contains ink for writing implement and retains the ink for writing implement. In an ink container that is screw-fitted, even if the ink container is repeated in a capped state, the end face of the mouth of the cap fitting part that is opened is not stained with ink for writing instruments. .

The present invention
"1. The cap is screw-fitted into the cap fitting part that protrudes from the container body that contains the pen tip protection adapter that contains the ink for the writing instrument and retains the ink for the writing instrument. In the ink storage container, the inside of the cap, the stopper part that can be brought into watertight contact with the end face of the opening of the cap fitting part, and the cap fitting part can be inserted into the cap fitting part, and the cap is fitted on the outer side surface. The cap that closes the mouth opening of the cap fitting part is fixed with the insertion part having a slidable abutting part in contact with the inner wall surface of the part, and the cap is screwed onto the cap fitting part. When fitted, the lid plug insertion part abuts against the pen point protection adapter and presses the pen point protection adapter toward the bottom side of the container body, and the ink for the writing instrument in the container body is capped by the contact part. Mouth end face Ink container, characterized in that to prevent the flow of.
2. When the inner diameter of the mouth portion of the cap fitting portion is made larger than the inner diameter of the other cap fitting portion, and the outer wall surface of the nib protection adapter faces the inner wall surface of the mouth portion of the cap fitting portion, the cap 2. The ink storage container according to 1 above, wherein a ring-shaped space portion in which a capillary action does not occur is formed between the inner wall surface of the mouth portion of the fitting portion and the outer wall surface of the nib protecting adapter. "
It is.

  In the present invention, the plug portion and the abutting portion of the lid plug are formed of natural rubber or synthetic rubber as a general abutting member having at least a packing action, but the insertion portion may not have a packing action. The insertion part may be made of hard or soft synthetic resin, the stopper part and the contact part may be made of natural rubber, synthetic rubber, etc., and fixed or fixed to the insertion part. It may be formed integrally with rubber or synthetic rubber.

  Since the present invention has the structure as described above, when the cap is screwed into the cap fitting portion of the container body, the nib protection adapter does not float up against the ink for the writing instrument. The insertion port is spaced from the end surface of the opening of the cap fitting part and is located inside the cap fitting part, and the ink container is inclined or repeated by the contact part of the insertion part of the lid stopper. Since the ink for the writing instrument in the container body does not flow to the end face of the mouth of the cap fitting portion, the end face of the mouth of the cap fitting portion is not stained with the ink for the writing tool.

  Furthermore, by setting it as the invention which concerns on Claim 2, the retention of the ink by capillary action is carried out between the inner wall surface of a cap fitting part, and the outer wall surface of the adapter for pen point protection in the lip | edge part of a cap fitting part. Therefore, the effect of preventing smearing with the ink for the writing instrument on the end face is further improved.

It is sectional drawing of the ink storage container which shows the Example of the ink storage container of this invention. FIG. 2 is an enlarged cross-sectional view of the cap in which a part of the cap in FIG. 1 is cut. It is a front view of the adapter for pen point protection in FIG. It is an expanded sectional view of a cap showing other examples.

  When the cap is screwed into the cap fitting part of the container body inside the cap, the pen tip protection adapter is pressed to the bottom side of the container body, and the ink for the writing instrument in the container body is removed from the cap fitting part. A lid stopper having a contact portion is provided so as not to flow to the end surface of the mouth.

  An embodiment of the ink container of the present invention will be described with reference to the drawings. The ink container 1 of the first embodiment shown in FIGS. 1 to 3 is made of a glass container body 2 and a synthetic resin cap 3 in the same manner as a glass ink container called a conventional ink bottle. The container body 2 has a shape having a protruding cap fitting portion 4 into which the cap 3 is screw-fitted, and contains the writing instrument ink 5 inside the container body 2. A vessel-shaped pen tip protection adapter 6 made of synthetic resin is detachably inserted into the container body 2.

  As shown in FIGS. 1 and 3, the pen tip protecting adapter 6 has an insertion port 7 for inserting a pen tip (not shown) such as a fountain pen as in the conventional pen tip protecting adapter described above. It has a large-diameter main body portion 8 into which a tip end portion of a shaft cylinder having a pen tip can be inserted, and a pen tip insertion portion 9 into which pen tip portions of various fountain pens can be inserted. The bottom part 10 of the pen tip insertion part 9 is engaged with a recess 12 formed in the bottom part 11 of the container body 2 so that the pen tip protection adapter 6 is maintained in a substantially vertical position inside the container body 2. It is. Two penetrating ink circulation holes 14 are provided at two opposite positions of the side portion 13 of the main body 8 so that the writing instrument ink 5 in the container main body 2 flows and stays in the pen tip insertion portion 9. The pen tip insertion portion 9 is used as the ink retention portion 15.

  The inner diameter of the opening 16 of the cap fitting portion 4 is made larger than the inner diameter of the other cap fitting portion 4 so that the outer wall surface 18 of the pen tip protecting adapter 6 is inside the mouth portion 16 of the cap fitting portion 4. When facing the wall surface 17, a ring-shaped space portion 19 in which capillary action does not occur is formed between the inner wall surface 17 of the cap fitting portion 4 and the outer wall surface 18 of the nib protecting adapter 6. Ink is not retained in the portion 16.

  In FIG. 1, reference numeral 20 indicates a state in which a pen tip portion of a fountain pen is inserted into the pen tip insertion portion 9 and the shaft cylinder on which the pen tip is attached is inverted when supplying the fountain pen (not shown) with the writing tool ink 5. It is the convex part formed in the adapter 6 for pen point protection for supporting the said axial cylinder so that it can hold | maintain.

  As shown in FIG. 1 and FIG. 2, inside the cap 3, a cylindrical insertion portion 22, which can be inserted into the cap fitting portion 4, has a tip closed with a thin bottom portion 21 and a rear end opened. At the rear end, a lid plug 25 integrally formed of synthetic rubber, which is provided with a hook-shaped plug portion 24 that can be brought into watertight contact with the end face 23 of the mouth of the cap fitting portion 4 is fixed and arranged. is there. On the outer side surface 26 of the insertion portion 22, a contact portion 27 is formed integrally with the insertion portion 22 so as to be slidable in watertight contact with the inner wall surface of the cap fitting portion 4 formed to protrude in a circumferential shape. It is.

  When the cap 3 is screwed to the cap fitting portion 4, the bottom portion 21 of the insertion portion 22 of the lid plug 25 comes into contact with the end of the insertion port 7 of the pen tip protection adapter 6 and the pen tip protection adapter 6. Is pressed against the bottom 11 side of the container body 2 and the pen tip protecting adapter 6 is prevented from being lifted by the writing instrument ink 5. Even if the ink container 1 is tilted or repeated by the contact portion 27 of the insertion portion 22 of the lid plug 25, the writing tool ink 5 is prevented from flowing to the end surface 23 at the mouth of the cap fitting portion 4. Further, since the abutting portion 27 slides in contact with the inner wall surface of the cap fitting portion 4 in a watertight manner, the volume in the container main body 2 is reduced and the inside of the container main body is pressurized. Since the bottom portion 21 is formed as described above, the bottom portion 21 is recessed on the inner side of the insertion portion 22 and the inside of the container body 2 is not pressurized so much, so that the cap fitting portion 4 of the insertion portion 22 of the lid plug 25 is provided. It is possible to reduce the load for entering the inside.

  FIG. 4 shows the second embodiment, which is not shown, but the container body and the nib protecting adapter are provided in the same manner as in the first embodiment, and the ink container of the first embodiment The only difference is the cap 51, and the structure of the cap will be described. The cap 51 in the present embodiment is provided with a plate-shaped plug portion 52 that closes the mouth portion 16 by watertight contact with the end surface 23 of the mouth of the cap fitting portion 4 that is opened, as in the above embodiment. A lid formed integrally with synthetic rubber, in which a cylindrical insertion portion 53 formed of a thick side wall that can be inserted into the cap fitting portion 4 and is not easily deformed is connected to the plug portion 52. The stopper 54 is fixedly arranged. The outer surface 55 of the insertion portion 53 is provided with an abutting portion 56 that is slidable in contact with the inner wall surface of the cap fitting portion 4 formed to protrude in the same manner as the cap plug 25 of the above embodiment. The insertion portion 53 is integrally formed.

  The present invention is a container such as a bottle containing liquid, and has a structure in which an inner member separate from the container main body is inserted into the inside of the cap fitting portion for fitting the container main body and the cap of the container main body. Even if the container is tilted or repeated, it can be applied when it is desired that the end face of the mouth opening of the cap fitting portion is not easily contaminated with the liquid contained therein.

DESCRIPTION OF SYMBOLS 1 Ink storage container 2 Container main body 3, 51 Cap 4 Cap fitting part 5 Writing instrument ink 6 Pen tip protection adapter 11 Bottom part 15 Ink retention part 16 Mouth part 17 Inner wall surface 18 Outer wall surface 19 Space part 22, 53 Insertion part 23 End face 24, 52 Plug part 25, 54 Lid plug 26, 55 Outer side face 27, 56 Contact part

Claims (2)

  A cap is screwed into a cap fitting part that protrudes from the container body that contains a pen tip protection adapter that contains ink for the writing instrument and has an ink retention part that retains the ink for the writing instrument. In the ink container, on the inner side of the cap, a plug portion that can be brought into watertight contact with the end surface of the opening of the cap fitting portion, and can be inserted into the cap fitting portion. A cap plug that closes the mouth opening portion of the cap fitting portion is fixed with an insertion portion having a slidable contact portion in watertight contact with the wall surface, and the cap is screwed to the cap fitting portion. Sometimes, the insertion part of the lid stopper comes into contact with the adapter for protecting the pen tip and presses the adapter for protecting the pen tip against the bottom side of the container body, and the ink for the writing instrument in the container body is cap-fitted by the contact part. Flow to the end face of the mouth Ink container, characterized in that to prevent.   When the inner diameter of the mouth portion of the cap fitting portion is made larger than the inner diameter of the other cap fitting portion, and the outer wall surface of the nib protection adapter faces the inner wall surface of the mouth portion of the cap fitting portion, the cap The ink storage container according to claim 1, wherein a ring-shaped space portion in which a capillary action does not occur is formed between an inner wall surface of the mouth portion of the fitting portion and an outer wall surface of the nib protecting adapter.

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