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51. 发明授权

US10377166B2 Knock type pen 有权
公开(公告)号：US10377166B2
公开(公告)日：2019-08-13
申请号：US15856904
申请日：2017-12-28
申请人： DONG-A PENCIL CO., LTD.
发明人： Hakjae Kim
IPC分类号： B43K24/06 , B43K24/04 , B43K7/12 , B43K24/02 , B43K24/08
摘要： A knock type pen including a housing, a lead which is received in the housing and has an end to which a nib is coupled, and a knock element which protrudes from top of the housing and is pushed, a regulating element which is rotatably installed on an outer circumference of the housing, and a locking element which is provided in the housing and moves up and down by rotation of the regulating element, wherein when the locking element moves up, a press of the knock element is limited by the locking element.

52. 外观设计

USD817399S1 Ballpoint pen 有权
公开(公告)号：USD817399S1
公开(公告)日：2018-05-08
申请号：US29558229
申请日：2016-03-16
申请人： DONG-A PENCIL CO., LTD.
设计人： Hakjae Kim

53. 发明申请

US20170001467A1 HEATING ERASER FOR REMOVING THERMALLY CHANGEABLE INK 审中-公开
标题翻译：加热器去除热变色油墨
公开(公告)号：US20170001467A1
公开(公告)日：2017-01-05
申请号：US15190723
申请日：2016-06-23
申请人： Dong-A Pencil Co., Ltd.
发明人： Hak Jae KIM
IPC分类号： B43K29/05 , B43K25/02
CPC分类号： B43K29/05 , B43K25/02 , B43K29/00 , B43K29/02 , B43L19/0043
摘要： The heating eraser for removing thermally changeable ink comprises a heating eraser unit that removes or changes a color by instantaneously applying heat at 50 to 65° C. as a color changing temperature range of a phase transition material selectively along a handwriting written or drawn by a writing instrument using the thermally changeable ink containing thermally changeable fine particles of 10 wt % to 70 wt % including a core portion containing the transition material including a phenol-based compound containing an aliphatic functional group having carbon atoms of 6 or more and a shell layer covering the core portion and made of a polymer resin on a substrate.
摘要翻译：用于去除热变色墨的加热擦除器包括加热擦除单元，其通过在50至65℃下瞬间施加热量来去除或改变颜色，作为相变材料的颜色变化温度范围，其选择性地沿着由使用包含10重量％至70重量％的可热改性微粒的可热改性油墨的书写工具，其包含含有包含含有碳原子数6以上的脂肪族官能团的酚系化合物的过渡材料的芯部和壳层在基材上覆盖芯部并由聚合物树脂制成。

54. 发明申请

US20010009934A1 Tacky ink and pen using same 审中-公开
标题翻译：粘稠的墨水和笔使用相同
公开(公告)号：US20010009934A1
公开(公告)日：2001-07-26
申请号：US09764491
申请日：2001-01-17
申请人： Dong-A Pencil Co., Ltd.
发明人： Han-Shin Jung
IPC分类号： C09D011/00 , C08K003/08
CPC分类号： C09D11/16
摘要： A tacky ink includes a solvent, a coloring agent, and additives with a tackiness agent. The tackiness agent is to impart tackiness to the ink composition. The tackiness agent is polyethylene oxide with the following structural formula: HOnull(CH2CH2O)nnullCH2CH2OH where n is ranged from 400 to 1,000,000.
摘要翻译：粘性油墨包括溶剂，着色剂和具有粘性剂的添加剂。粘合剂是赋予油墨组合物粘合性。粘合剂是具有以下结构式的聚氧化乙烯：HO-（CH 2 CH 2 O）n -CH 2 CH 2 OH，其中n为400至1,000,000。

55. 发明授权

US10369836B2 Knock type pen 有权
公开(公告)号：US10369836B2
公开(公告)日：2019-08-06
申请号：US15857328
申请日：2017-12-28
申请人： DONG-A PENCIL CO., LTD.
发明人： Hakjae Kim
IPC分类号： B43K24/08 , B43K7/12
摘要： A knock type pen including a housing in which a lead storing ink is received, a knock element which is placed moveably up and down in the housing, and has a button section protruding from an open upper side of the housing in an upper end part and a toothed protrusion coupled to a lower end part, and a rotary cam which is disposed between the lead and the knock element and rotatably placed in the housing, and has a guide protrusion which comes into contact with the toothed protrusion.

56. 发明申请

US20190160854A1 KNOCK TYPE PEN 审中-公开
公开(公告)号：US20190160854A1
公开(公告)日：2019-05-30
申请号：US15857328
申请日：2017-12-28
申请人： DONG-A PENCIL CO., LTD.
发明人： Hakjae Kim
IPC分类号： B43K24/08 , B43K7/12
CPC分类号： B43K24/082 , B43K7/12
摘要： The present disclosure relates to a knock type pen including a housing in which a lead storing ink is received, a knock element which is placed moveably up and down in the housing, and has a button section protruding from an open upper side of the housing in an upper end part and a toothed protrusion coupled to a lower end part, and a rotary cam which is disposed between the lead and the knock element and rotatably placed in the housing, and has a guide protrusion which comes into contact with the toothed protrusion.

57. 发明申请

US20190160851A1 KNOCK TYPE PEN 审中-公开
公开(公告)号：US20190160851A1
公开(公告)日：2019-05-30
申请号：US15857130
申请日：2017-12-28
申请人： DONG-A PENCIL CO., LTD.
发明人： Hakjae Kim
IPC分类号： B43K24/04 , B43K24/08 , B43K7/12
摘要： The present disclosure relates to a knock type pen including a body in which a lead and a spring which provides an elastic force to the lead are received, and a knock section which is coupled to a rear end of the body and includes a knock body and a rotary cam to push the lead out of a tip of the body or receive the lead inside, wherein the knock type pen includes a cutout groove which extends in one direction along an axial direction of the body, a slit hole which extends along a downward direction from an upper end of the cutout groove, an insert hole which is formed in a direction perpendicular to the slit hole from the upper end of the cutout groove, and a locking section which moves up and down along the slit hole.

58. 外观设计

USD791874S1 Ballpoint pen 有权
公开(公告)号：USD791874S1
公开(公告)日：2017-07-11
申请号：US29546274
申请日：2015-11-20
申请人： DONG-A PENCIL CO., LTD.
设计人： Hakjae Kim

59. 发明申请

US20190160853A1 KNOCK TYPE PEN 审中-公开
公开(公告)号：US20190160853A1
公开(公告)日：2019-05-30
申请号：US15856904
申请日：2017-12-28
申请人： DONG-A PENCIL CO., LTD.
发明人： Hakjae Kim
IPC分类号： B43K24/06 , B43K24/08 , B43K7/12
CPC分类号： B43K24/06 , B43K7/12 , B43K24/02 , B43K24/084
摘要： The present disclosure relates to a knock type pen including a housing, a lead which is received in the housing and has an end to which a nib is coupled, and a knock element which protrudes from top of the housing and is pushed, a regulating element which is rotatably installed on an outer circumference of the housing, and a locking element which is provided in the housing and moves up and down by rotation of the regulating element, wherein when the locking element moves up, a press of the knock element is limited by the locking element.

60. 发明授权

US10017004B2 Thermochromic writing instrument 有权
公开(公告)号：US10017004B2
公开(公告)日：2018-07-10
申请号：US15461282
申请日：2017-03-16
申请人： Dong-A Pencil Co., Ltd.
发明人： Hak Jae Kim
IPC分类号： B43K24/03 , B43K29/02
摘要： The present invention relates to relates to a thermochromic writing instrument that may use thermochromic ink and erase a written content by generating heat with a frictional member provided thereat.An exemplary embodiment of the present invention provides a thermochromic writing instrument including: a body configured to be provided with a knock mechanism that exposes a thermochromic writing part to the outside or accommodates the thermochromic writing part; a rib configured to be provided at an inner circumferential surface of the body to protrude in a central line direction of the body; a moving member configured to move along the inside of the body; a frictional member configured to be provided at one side of the moving member to protrude out of the body; a weight configured to be provided at the other side of the moving member to contact or to not contact the knock mechanism according to movement of the moving member; and a guide configured to be disposed between the outside of the moving member and the inside of the body to move along the inside of the body and to be spaced apart from an outer circumferential surface of the moving member by a predetermined interval.

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