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1. 发明专利

JP2005193491A Writing utensil 审中-公开
标题翻译：写字
公开(公告)号：JP2005193491A
公开(公告)日：2005-07-21
申请号：JP2004001352
申请日：2004-01-06
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： MATSUMOTO KAZUAKI
IPC分类号： B43K5/02 , B43K7/02 , B43K8/02
摘要： PROBLEM TO BE SOLVED: To provide a writing utensil capable of substantially keeping appearance from being varied with the lapse of time, in the writing utensil in which an ink liquid and a coloring agent for coloring the ink liquid are separated. SOLUTION: In the writing utensil in which an ink liquid and a coloring agent for coloring the ink liquid are stored separately and the coloring agent is added to the ink liquid on the way of guiding the ink liquid to the tip end of the writing utensil, the writing utensil has a portion to interrupt the distribution of the ink liquid at a process for guiding the ink liquid to the coloring agent storage section where the coloring agent is stored, prior to the start of use of the writing utensil, preventing the ink liquid from flowing into the storage section of the coloring agent. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够基本上保持外观随着时间的流逝而变化的书写用具，其中墨液和用于着色墨液的着色剂分离的书写用具中。解决方案：在其中油墨液体和用于着色油墨液体的着色剂分开储存的书写用具中，并且着色剂被添加到油墨液体中，从而将墨液引导到墨液的末端在书写用具的开始使用之前，书写用具具有中断墨液的分配的部分，以防止墨水液体向着色剂储存部分引导着色剂的存储部分油墨液体流入着色剂的储存部分。版权所有（C）2005，JPO＆NCIPI

2. 发明专利

JP2003063187A Writing utensil 有权
标题翻译：写字
公开(公告)号：JP2003063187A
公开(公告)日：2003-03-05
申请号：JP2001254000
申请日：2001-08-24
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： IIDA NORIFUMI , OKUMURA SHIGERU , MATSUMOTO KAZUAKI
IPC分类号： B43K5/02 , B43K7/02 , B43K7/10
摘要： PROBLEM TO BE SOLVED: To provide a writing utensil which realizes a writing process with an ink visualized in a specified color at a writing tip and scarcely shows such a phenomenon, for a long period of time, that an ink liquid is stained by a coloring agent, with regard to a problem with the diffusion and consequent inclusion of the coloring agent in the ink liquid over time.
SOLUTION: This writing utensil is of such a structure that the ink liquid and a main component of the coloring agent for staining the ink liquid are stored separately from each other and the coloring agent is added to the ink liquid halfway through leading to the writing tip under guidance. In this writing utensil, a coloring agent adsorbing core which guides the ink liquid to the coloring agent reservoir part and captures the coloring agent when the coloring agent is diffused in the ink liquid direction, is provided between an ink liquid reservoir part and a coloring agent reservoir part.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种书写工具，其实现具有以书写尖端以指定颜色可视化的墨水的书写过程，并且几乎不显示这种现象，长时间以来，油墨被着色关于随着时间的推移和随后的着墨剂在油墨液体中的包含问题。解决方案：这种书写用具具有以下结构：油墨液体和用于染色墨液的着色剂的主要成分被彼此分开储存，并且着色剂通过中途加到墨水液体中，从而通过书写尖端在指导下。在该书写用具中，在油墨储存部和着色剂之间设置着色剂吸附芯，该着色剂吸附芯将墨液引导到着色剂储存部，并在着色剂在墨液方向上扩散时捕捉着色剂水库部分。

3. 发明专利

JP2005271328A Knock type ballpoint pen 审中-公开
标题翻译：卡诺类型球拍笔
公开(公告)号：JP2005271328A
公开(公告)日：2005-10-06
申请号：JP2004085957
申请日：2004-03-24
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： MATSUMOTO KAZUAKI
IPC分类号： B43K7/10 , B43K7/03 , B43K7/12 , B43K24/06 , B43K24/08 , B43K24/14
摘要： PROBLEM TO BE SOLVED: To inexpensively provide a knock type ballpoint pen wherein a stop of ink in upward writing is prevented by pressurization and the ink apt to break off in initial writing is made possible to write with by the support of the pressurization. SOLUTION: By moving a knock part forward and backward, an engaging body gearing with this part is brought to engagement at advance and retreat positions inside a penholder tube. A fitting tube is provided in forward extension from the front end of the engaging body. In front of the front end of the engaging body, a seal body which has a seal part projecting in an inner hole part and has an extensible-contractible deformation part formed at the back of the seal part and a contact part formed in the rear end is fixed to a tube body. The seal part comes into close contact with the front outer periphery of the fitting tube and the inside of the penholder tube and that of the seal body are divided airtightly from each other in the front and the rear of the seal part. Besides, the rear end of the ink holding tube and the front end of the engaging body are so provided that air flows between them, and an ink holding tube is fitted in the fitting tube, while the engaging body is urged toward the back of the penholder tube by a return spring. When knocking is made, a space section in the deformation part of the seal body is reduced and thereby the rear end of the ink is pressurized. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了廉价地提供敲击式圆珠笔，其中通过加压防止向上书写中的油墨停止，并且使得在初始书写中容易脱落的油墨能够通过加压的支持来书写。解决方案：通过向前和向后移动敲击部件，与该部件相啮合的啮合部件可以提前接合，并在笔杆管内放置位置。配合管从接合体的前端向前延伸设置。在接合体的前端前方具有密封体，该密封体具有在内孔部分突出的密封部分，并且具有形成在密封部分后部的可伸缩变形部分和形成在后端部的接触部分固定在管体上。密封部与配管的前外周紧密接触，并且笔杆管的内侧和密封体的内侧在密封部的前后密封地分开。此外，墨水保持管的后端和接合体的前端设置成使得空气在它们之间流动，并且墨水保持管装配在配合管中，同时将接合体朝向笔杆通过复位弹簧。当敲击时，密封体的变形部分中的空间部分减小，从而油墨的后端被加压。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2005262590A Ejection-type ball-point pen 审中-公开
标题翻译：喷射型笔尖笔
公开(公告)号：JP2005262590A
公开(公告)日：2005-09-29
申请号：JP2004077331
申请日：2004-03-18
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： MATSUMOTO KAZUAKI
IPC分类号： B43K7/12 , B43K7/03 , B43K24/00 , B43K24/08
摘要： PROBLEM TO BE SOLVED: To provide a low-cost ejection-type ball-point pen free from ink break or blurring by virtue of pressure in an upward writing position and capable of being used for writing with assistance of pressurized ink which is apt to break or blur during an initial writing. SOLUTION: In this ejection-type ball-point pen, a securing element interlocked with an ejection part, is secured to an advancing/receding position inside a barrel by moving the ejection part forward/backward, and a sealing ring which comes into contact tightly with the inner surface of a cylindrical body installed inside the barrel, is provided in a shaft part positioned forward of the securing element and a fitting cylinder extending forward from the forward end of the securing element is provided. In addition, a sealing element with a projecting sealing part in an inner hole, is fixed inside the cylindrical body and the cylindrical part is airtightly cut apart before and after the sealing part by the tight contact of the sealing part with the forward outer periphery of the fitting cylinder. Further, the rear end of an ink storage tube and the forward end of the securing element are air-permeable with each other, and the ink storage tube is fitted into the fitting cylinder. Besides, a space part between the rear end of the sealing element and the forward end of the securing element is diminished during operating the ejection part by the urging of the securing element to the rear of the barrel by a return spring and consequently, the rear end of the ink is pressurized. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种低成本的喷射型圆珠笔，其在向上书写位置的压力下不会发生油墨破裂或模糊，并且能够在加压油墨的帮助下用于书写在初始写作过程中容易中断或模糊。解决方案：在这种弹出式圆珠笔中，与排出部联锁的固定元件通过向前/向后移动喷射部而固定到筒内的前进/后退位置，以及来自的密封环设置在安装在筒体内的圆筒体的内表面紧密接触，设置在位于固定元件前方的轴部中，并且设置从固定元件的前端向前延伸的配合筒。另外，在内筒内具有突出的密封部的密封元件固定在圆筒体的内部，并且通过密封部与前外周的紧密接触，在密封部分之前和之后气密地切断圆柱形部分装配筒。此外，墨水储存管的后端和固定元件的前端彼此是透气的，并且墨水储存管装配到装配筒中。此外，通过由复位弹簧将固定元件推压到筒的后部来操作喷射部分期间，密封元件的后端与固定元件的前端之间的空间部分减小，因此，后部墨水的末端被加压。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2004050653A Writing instrument and liquid cartridge for transparent ink 审中-公开
公开(公告)号：JP2004050653A
公开(公告)日：2004-02-19
申请号：JP2002211893
申请日：2002-07-22
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： OKUMURA SHIGERU , IIDA NORIFUMI , MATSUMOTO KAZUAKI , MITO YOSUKE
IPC分类号： B43K7/10 , B43K5/02 , B43K5/18 , B43K7/02 , B43K8/02
摘要： PROBLEM TO BE SOLVED: To provide a writing instrument which adopts a new design for performing a new advertising function. SOLUTION: The writing instrument includes a cylindrical barrel member (80), a nib member (10) fixed to one end of the member (80) to leach a colored ink from its tip, a cylindrical ink cartridge (30) for housing a liquid (31) for a transparent ink for constituting a part of the colored ink to leach from the tip of the member (10), a coloring agent (20) for coloring the liquid (31) for the transparent ink to the colored ink, and a regulating member (40) for regulating mixture of the agent (20) with the liquid (31) for the transparent ink in the cartridge (30). At least a part of a cylindrical side face of the cartridge (30) and a corresponding part of the barrel member (80) are made transparent. A non-dissolving material (32) having an equivalent specific gravity as the liquid (31) for the transparent ink and being visible is scattered in the cartridge (30). COPYRIGHT: (C)2004,JPO

6. 发明专利

JP2003072278A Writing utensil 审中-公开
标题翻译：写字
公开(公告)号：JP2003072278A
公开(公告)日：2003-03-12
申请号：JP2001268171
申请日：2001-09-05
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： IIDA NORIFUMI , OKUMURA SHIGERU , MATSUMOTO KAZUAKI , KOBAYASHI SEIICHI
IPC分类号： B43K5/14 , B43K5/18 , B43K7/02 , B43K7/10
摘要： PROBLEM TO BE SOLVED: To provide a writing utensil which is capable of keeping a liquid for ink transparent for a long time of while the liquid remains in a state of being unused, writing in the ink showing a specified color at a writing tip part in order to solve the problem that a coloring agent is diffusively included in the liquid, and ensuring that the coloring agent hardly stains the liquid for ink for a long time.
SOLUTION: In the writing utensil of such a structure that the coloring agent is added to the liquid for ink in the process of guiding the liquid to be writing tip part, a liquid reservoir cartridge filled with the liquid is mounted, in a freely attachable/detachable manner, at the rear end of a barrel with a coloring agent reservoir part formed behind the writing tip part. Further, the liquid is guided to the coloring agent reservoir part, when the cartridge is mounted. In addition, inside the barrel, a coloring agent adsorbing core which captures the coloring agent when it is diffused in the direction of the liquid for ink, although the core guides the liquid to the coloring agent reservoir part, is provided at the rear end of the coloring agent reservoir part.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：为了提供一种书写用具，其能够在液体保持处于未被使用状态的同时长时间保持墨水的液体的透明性，在书写尖端部分中将表示特定颜色的墨水写入为了解决着色剂被扩散地包含在液体中的问题，并且确保着色剂长时间几乎不污染油墨的液体。解决方案：在将液体引导为书写尖端部分的过程中将着色剂添加到油墨液体的这种结构的书写用具中，将填充有液体的储液盒安装在可自由连接/ 在桶的后端具有形成在书写尖端部分后面的着色剂储存部分。此外，当安装盒时，液体被引导到着色剂储存部分。此外，在筒体内部，虽然将液芯引导到着色剂储存部，但是在筒体内部设有着色剂吸附芯，该着色剂在向液体的墨水方向扩散时捕捉着色剂，着色剂储存部分。

7. 发明专利

JP2012056100A Fountain pen type ball-point pen 审中-公开
标题翻译： FOUNTAIN PEN型笔尖笔
公开(公告)号：JP2012056100A
公开(公告)日：2012-03-22
申请号：JP2010198693
申请日：2010-09-06
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： MATSUMOTO KAZUAKI
IPC分类号： B43K7/10
摘要： PROBLEM TO BE SOLVED: To provide a fountain pen type ball-point pen which fully demonstrates inherent resiliency of a fountain pen without causing the increase in number of parts, the complexity of parts processing or the increase in number of assembling processes.SOLUTION: A pen point member 6 formed with a flexible metal plate having at its tip end a ball 7 held freely rotatable is attached at the front end section of a shaft cylinder 1. The pen point member 6 forms a ball house 21 by fabricating the tip end of the metal plate into a round cylindrical body shape centering on its axis, and, at the base end part of the metal plate which composes pen point member 6, an engaging part 26 with a pen point holder is formed. The ball house 21 provides a ball receiving seat 23 with two or more inner projections 22 formed toward the axis center from the peripheral wall, and by pushing inside the tip end part peripheral edge of the ball house a ball holding section 24 is provided. The ball 7 is contained rotation free in the ball house between the ball receiving seat and the ball holding section and thus the pen point member 6 is composed.
摘要翻译：要解决的问题：提供一种充分显示钢笔固有弹性的钢笔式圆珠笔，而不会导致零件数量的增加，零件加工的复杂性或组装工艺数量的增加。解决方案：形成有柔性金属板的笔尖构件6在其顶端具有可自由旋转地保持的球7，安装在轴筒1的前端部。笔尖构件6形成球室21 通过将金属板的前端形成为以其轴线为中心的圆筒体，在构成笔尖构件6的金属板的基端部形成有具有笔尖保持架的卡合部26。球窝21提供具有从周壁朝轴线中心形成的两个以上的内侧突起22的球接收座23，并且通过在球室的前端部周缘部内推压设置球保持部24。球7在球接收座和球保持部之间的球室中旋转自如，从而构成笔尖构件6。版权所有（C）2012，JPO＆INPIT

8. 发明专利

JP2005288794A Push-action ballpoint pen 审中-公开
标题翻译：推动式点球笔
公开(公告)号：JP2005288794A
公开(公告)日：2005-10-20
申请号：JP2004104931
申请日：2004-03-31
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： MATSUMOTO KAZUAKI , KOBAYASHI SEIICHI
IPC分类号： B43K7/10 , B43K7/03 , B43K7/12 , B43K24/08
摘要： PROBLEM TO BE SOLVED: To inexpensively provide a push-action ballpoint pen which makes pressurization prevent discharge of ink from being stopped in the state of upward directed writing, and which enables writing by having the discharge of the ink, apt to stop in initial writing, supported by the pressurization. SOLUTION: An interlocked locking body can be locked to an advance/retreat position inside a barrel by pushing; ahead of a front end of the locking body, a protrusive seal part is provided in a tubular inner hole part almost at a front end; a seal body, wherein an expandable/contractible deformation part is provided in the rear of it and wherein an abutting part is formed at a back end, is fixed to the inside of the barrel; an ink storage pipe passes through the seal part of the seal body so as to be fitted into the inner hole of the locking body; the seal part is brought into close contact with an outer periphery of the ink storage pipe, so that the inside of the barrel and that of the seal body can be airtightly divided from each other before and behind the seal part; a back end of the ink storage pipe and the front end are provided in a ventilated state; the locking body is urged in the backward direction of the barrel by a return spring; and a space part in the deformation body of the seal body is reduced at pushing, so that a back end of the ink can be pressurized. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了廉价地提供一种推动式圆珠笔，其在上行写入的状态下进行加压防止墨水的停止，并且能够通过使墨水的排出容易地进行写入在初始写作中，受到加压的支持。解决方案：通过推动将联动锁定体锁定在枪管内的前进/后退位置; 在锁定体的前端之前，突出的密封部分几乎在前端设置在管状内孔部分中; 密封体，其中在其后部设置有可膨胀/收缩变形部，并且其中在后端形成抵接部，固定在所述筒的内部; 墨水存储管穿过密封体的密封部分，以装配到锁定体的内孔中; 密封部与墨水储存管的外周紧密接触，使得密封体的内侧和密封体的内侧可以在密封部分之前和之后彼此气密地分开; 墨水储存管的后端和前端设置在通风状态; 锁定体通过复位弹簧沿筒的后退方向被推压; 并且在推压时密封体的变形体中的空间部分减小，使得墨的后端可以被加压。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2005271330A Knock type ballpoint pen 审中-公开
标题翻译：卡诺类型球拍笔
公开(公告)号：JP2005271330A
公开(公告)日：2005-10-06
申请号：JP2004085990
申请日：2004-03-24
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： MATSUMOTO KAZUAKI
IPC分类号： B43K7/10 , B43K7/03 , B43K7/12 , B43K24/08 , B43K24/14
摘要： PROBLEM TO BE SOLVED: To inexpensively provide a knock type ballpoint pen wherein a stop of ink in upward writing is prevented by pressurization and the ink apt to break off in initial writing is made possible to write with by the support of the pressurization. SOLUTION: By moving a knock part forward and backward, an engaging body gearing with this part can be brought to engagement at advance and retreat positions inside a penholder tube. In front of the front end of the engaging body, a seal body which has a seal part being tubular and so shaped as to project in an inner hole part located almost in the front end and has an extensible-contractible deformation part formed at the back of the seal part and a contact part formed in the rear end is fixed to a tube body. An ink holding tube pierces the seal part of the seal body and is fitted in the inner hole part of the engaging body, while the seal part comes into close contact with the outer periphery of the ink holding tube and the inside of the penholder tube and that of the seal body are divided airtightly from each other in the front and the rear of the seal part. The rear end of the ink holding tube and the front end of the engaging body are so provided that air flows between them, and the engaging body is urged toward the rear of the penholder tube by a return spring. When knocking is made, a space section in the deformation part of the seal body is reduced and thereby the rear end of the ink is pressurized. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了廉价地提供敲击式圆珠笔，其中通过加压防止向上书写中的油墨停止，并且使得在初始书写中容易脱落的油墨能够通过加压的支持来书写。
解决方案：通过向前和向后移动敲击部件，可以将与该部件配合的接合体在提前缩回到笔杆管内的位置。在接合体的前端前方具有密封体，该密封体具有管状的密封部分，并且形状设置成位于大致位于前端的内孔部分，并且具有形成在后面的可伸缩变形部的密封部和形成在后端的接触部固定在管体上。油墨保持管刺穿密封体的密封部分，并且装配在接合体的内孔部分中，同时密封部分与油墨保持管的外周和笔杆管的内部紧密接触，密封体的前部和后部彼此密封地密封。墨水保持管的后端和接合体的前端设置成使得空气在它们之间流动，并且接合体通过复位弹簧被推向笔杆管的后部。当敲击时，密封体的变形部分中的空间部分减小，从而油墨的后端被加压。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2004276501A Writing implement 审中-公开
公开(公告)号：JP2004276501A
公开(公告)日：2004-10-07
申请号：JP2003073389
申请日：2003-03-18
申请人： Mitsubishi Pencil Co Ltd , 三菱鉛筆株式会社
发明人： ISODA TAKASHI , MATSUMOTO KAZUAKI
IPC分类号： B43K29/00 , B43K27/00
摘要： PROBLEM TO BE SOLVED: To provide a writing implement which does not apply a load to an assembly process or allows replacement of a marking medium while a peculiarity such as transparency of liquid for ink is used.
SOLUTION: A cylindrical barrel component (80), a pen point component (10) which is fixed to one end of the barrel component (80) to ooze out thick colored ink from the tip, and a liquid storing part ink (81) which stores the liquid for ink composing main body of the ink wherein ink discharged from the tip of the pen point component (10) comes thick-colored, are provided. The liquid storing part for ink (81) for storing the liquid for ink in side faces of a cylinder of the barrel component (80) has a transparent window (82). In an inner space of the liquid storing part for ink (81), an indicator medium installing component (30) for positioning the indicator medium (39) in the transparent window part (82) is provided. An opening part (31a) wherein an opposed side of a pen point component (10) in the barrel component (80) is opened and an indicator medium storing space (31) formed toward the pen point component (10) from the opening part (31a) are formed in the indicator medium installing component (30).
COPYRIGHT: (C)2005,JPO&NCIPI

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