| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 1 | 热塑性聚氨酯树脂制键盘及其成型方法 | CN200480017386.1 | 2004-05-21 | CN100368456C | 2008-02-13 | 松田久明; 角田正平; 星野和郎 |
| 一种TPU制键盘，其特征是在通过将TPU片进行热成型制得的键盘中，该热塑性聚氨酯树脂片是使以六亚甲基二异氰酸酯(A1)为主要成分的有机二异氰酸酯(A)、以聚碳酸酯二醇(B1)为主要成分的多元醇(B)及以C2～C10的脂肪族二醇(C1)为主要成分的链增长剂(C)反应制得的树脂粒料进行熔融成型的片材。本发明使用的TPU，其二次成型性、耐油酸性、耐变色性、透明性、印刷适性良好。 | ||||||
| 2 | 热塑性聚氨酯树脂制键盘及其成型方法 | CN200480017386.1 | 2004-05-21 | CN1809604A | 2006-07-26 | 松田久明; 角田正平; 星野和郎 |
| 一种TPU制键盘，其特征是在通过将TPU片进行热成型制得的键盘中，该热塑性聚氨酯树脂片是使以六亚甲基二异氰酸酯(A1)为主要成分的有机二异氰酸酯(A)、以聚碳酸酯二醇(B1)为主要成分的多元醇(B)及以C2～C10的脂肪族二醇(C1)为主要成分的链增长剂(C)反应制得的树脂粒料进行熔融成型的片材。本发明使用的TPU，其二次成型性、耐油酸性、耐变色性、透明性、印刷适性良好。 | ||||||
| 3 | 组装结构 | CN200410082597.5 | 2004-09-21 | CN1751869A | 2006-03-29 | 易亚东 |
| 一种组装结构，应用于键盘、适配器…等需作组装的对象，包括有第一塑胶壳体及第二塑胶壳体，其中第一塑胶壳体是自其内面延伸出中空凸柱，第二塑胶壳体则开设开孔，此开孔对应中空凸柱，并向内延伸出，贴近此中空凸柱的环状凸围，且此中空凸柱突出环状凸围，因此在经超音波融接，或是热熔接，抑或是两者的组合后，突出环状凸围的中空凸柱的部分会热熔融至环状凸围，而使第一塑胶壳体与第二塑胶壳体组装，所以可便于组装，至于在拆解第一塑胶壳体及第二塑胶壳体时，只需将被热熔融的部分磨除即可，之后，再以锁合组件穿设于中空凸柱处，此时环状凸围亦被锁合组件的顶部所抵持，所以第一塑胶壳体及第二塑胶壳体将可被再次地组装。 | ||||||
| 4 | 注塑模具 | CN201410029507.X | 2014-01-22 | CN104029342A | 2014-09-10 | 葛年兆; 林仲元; 李世德; 梁其春 |
| 本发明涉及一种注塑模具，包括相对设置的公模和母模，所述公模和母模合模时形成腔体，所述腔体的外侧为空白处，所述空白处设有若干进胶口，所述进胶口向所述腔体内射入熔融的塑料，所述空白处与所述进胶口相对应的位置设有冷料槽。本发明通过在空白处与进胶口对应的位置设置冷料槽，使得注塑间隔期间产生的冷料头贮存在所述冷料槽内，避免冲料影的产生，该冷料槽内贮存的料件可通过后续去除进胶口的步骤中同时去除，无需增加其他加工步骤。 | ||||||
| 5 | 键盘底座模具 | CN201410191810.X | 2014-05-08 | CN103978629A | 2014-08-13 | 不公告发明人 |
| 本发明公开了一种键盘底座模具。所述键盘底座模具包括：上模板；上隔热板，所述上隔热板设在所述上模板的下表面上；母模板，所述母模板设在所述上隔热板的下表面上；公模板，所述公模板设在所述母模板的下表面上，其中所述母模板和所述公模板之间限定出型腔；模仁，所述模仁设在所述型腔内，其中所述模仁内设有流道孔，所述流道孔的横截面的面积由上向下减小；下隔热板，所述下隔热板设在所述公模板的下表面上；和下模板，所述下模板设在所述下隔热板的下表面上。根据本发明实施例的键盘底座模具具有进胶顺畅、产品质量高、成型时间短、生产成本低等优点。 | ||||||
| 6 | 组装结构 | CN200410082597.5 | 2004-09-21 | CN100377861C | 2008-04-02 | 易亚东 |
| 一种组装结构，应用于键盘、适配器…等需作组装的对象，包括有第一塑胶壳体及第二塑胶壳体，其中第一塑胶壳体是自其内面延伸出中空凸柱，第二塑胶壳体则开设开孔，此开孔对应中空凸柱，并向内延伸出贴近此中空凸柱的环状凸围，且此中空凸柱突出环状凸围，因此在经超声波融接，或是热熔接，抑或是两者的组合后，突出环状凸围的中空凸柱的部分会热熔融至环状凸围，而使第一塑胶壳体与第二塑胶壳体组装，所以可便于组装，至于在拆解第一塑胶壳体及第二塑胶壳体时，只需将被热熔融的部分磨除即可，之后，再以锁合组件穿设于中空凸柱处，此时环状凸围亦被锁合组件的顶部所抵持，所以第一塑胶壳体及第二塑胶壳体将可被再次地组装。 | ||||||
| 7 | Staking apparatus | US737342 | 1991-07-29 | US5227173A | 1993-07-13 | Robert D. Sherwood |
| An apparatus for heat staking a first component to an apertured second component to form a unitary assembly are featured. A heated staking head from which one or more heat staking anvils extend laterally and are arranged at their respective distal ends to head over a protruding portion of a shank member formed in the first component to secure the shank to the second component, and which apparatus further includes an apertured cooling tube or tubes located in the proximity of the free end of respective anvils and when the tubes are supplied with a cooling fluid, the ends of the anvils will be chilled for immediate disengagement and clean release from the headed-over portion of the respective shanks. | ||||||
| 8 | 熱可塑性ポリウレタン樹脂製キーパッド及びその成形方法 | JP2005506469 | 2004-05-21 | JPWO2004106401A1 | 2006-07-20 | 松田 久明; 久明 松田; 角田 正平; 正平 角田; 和郎 星野 |
| TPUシートを熱成形することにより得られるキーパッドにおいて、該熱可塑性ポリウレタン樹脂シートが、HDI(A1)を主成分とする有機ジイソシアネート(A)、ポリカーボネートジオール(B1)を主成分とする高分子ポリオール(B)、及び炭素数2〜10の脂肪族ジオール(C1)を主成分とする鎖延長剤(C)を反応させて得られる樹脂ペレットを溶融成形したものであることを特徴とする、TPU製キーパッドである。本発明に用いられるTPUは、二次成形性・耐オレイン酸性・耐変色性・透明性・印刷適性に優れる。 | ||||||
| 9 | KEYPAD MADE FROM THERMOPLASTIC POLYURETHANE RESIN AND METHOD FOR FORMING THEREOF | EP04734339 | 2004-05-21 | EP1632514A4 | 2008-06-25 | MATSUDA HISAAKI; TSUNODA SHOHEI; HOSHINO KAZURO |
| A TPU keypad being manufactured by the thermoforming of a TPU sheet, characterized in that said thermoplastic polyurethane resin sheet is molded through melting resin pellets prepared through reacting an organic diisocyanate (A) comprising HDI (A1) as a primary component, a high molecular weight polyol (B) comprising a polycarbonate diol (B1) as a primary component, and a chain extender (C) comprising an aliphatic diol having 2 to 10 carbon atoms (C1) as a primary component. The above TPU is excellent in formability, the resistance to oleic acid, the resistance to discoloration, transparency, and the suitability for printing. | ||||||
| 10 | KEYPAD MADE FROM THERMOPLASTIC POLYURETHANE RESIN AND METHOD FOR FORMING THEREOF | EP04734339.7 | 2004-05-21 | EP1632514A1 | 2006-03-08 | MATSUDA, H., c/o Nippon Polyurethane Ind. Co., Ltd; TSUNODA, S., c/o Nippon Polyurethane Ind. Co., Ltd; HOSHINO, K., c/o Nippon Polyurethane Ind. Co., Ltd |
A keypad of TPU obtained from a TPU sheet by thermoforming, wherein said TPU sheet is a melt-formed product of resin pellets resulting from reaction between an organic diisocyanate (A) composed mainly of hexamethylenediisocyanate (A1), a high-molecular weight polyol (B) composed mainly of polycarbonate diol (B1), and a chain extender (C) composed mainly of an aliphatic diol (C1) having 2 to 10 carbons. The TPU used in the present invention excels in secondary formability, oleic acid resistance, discoloration resistance, clarity, and printability. |
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| 11 | INTEGRATED TOOL FOR CREATING AN EMBOSSED KEYBOARD COMPONENT | US14856795 | 2015-09-17 | US20170066170A1 | 2017-03-09 | Christopher A. Sandieson; Robert S. Murphy |
| Disclosed herein is an integrated embossing and injection molding tool that is used to overmold a frame on an embossed material. The embossed material and the frame may be used as a keyboard component of keyboard for a portable electronic device. | ||||||
| 12 | Process of manufacturing sheet for membrane keyboard | US15176167 | 2016-06-08 | US20160288409A1 | 2016-10-06 | Mao-Yen Wang; Chien-Ping Chen |
| Provided is a process of manufacturing a sheet for a membrane keyboard or keypad including placing a plastic film on a thermoplastic adhesive layer; adhering a release liner to the plastic film; placing the thermoplastic adhesive layer on a lower cutting mold; adhering the release liner to an upper mold; moving hollow cutting members through both the thermoplastic adhesive layer and the plastic film to cut them into thermoplastic adhesive sections and plastic sections respectively; removing the thermoplastic adhesive sections, the plastic sections, the release liner, and the upper mold from the lower cutting mold; replacing the lower cutting mold with a lower mold having a top sheet member; placing the thermoplastic adhesive sections on the sheet member; heating to secure the thermoplastic adhesive sections, the plastic sections, and the sheet member together; removing the upper mold; and removing the release liner from the plastic sections. | ||||||
| 13 | Keypads for mobile devices and method of manufacturing the same | US12712482 | 2010-02-25 | US09075576B2 | 2015-07-07 | Chao Chen; Roman Peter Rak; Jason Tyler Griffin |
| A keypad is described herein in which the keypad can have a keypad sheet and a keymat layer molded onto the back side of the keypad sheet. The keypad sheet can include a plurality of keys formed on a front side of the keypad sheet and a plurality of actuators formed on a back side of the keypad sheet and protruding from the back side of the keypad sheet. Slits are cut around at least some of the keys to provide the keys with flexibility. The slits do not pierce the keymat layer. | ||||||
| 14 | Method of making a keycap structure and method of making a keyboard having keycap structures | US12834908 | 2010-07-13 | US20110219965A1 | 2011-09-15 | Chih-Chao Chen |
| A method of making a keycap structure and making a keyboard having keycap structures, in which a film is printed with a top color layer and then a bottom color layer, the film is hot-pressed to form a thin shell, a plastic injection layer is formed on the bottom color layer by a plastic injection molding process, and finally the film having the plastic injection layer is cut or punched out to form a plurality of keycap structures. A keyboard having keycap structures may be further formed by combining the keycap structures and a set of keyboard members. | ||||||
| 15 | KEYPADS FOR MOBILE DEVICES AND METHOD OF MANUFACTURING THE SAME | US12712482 | 2010-02-25 | US20110205700A1 | 2011-08-25 | Chao Chen; Roman Peter Rak; Jason Tyler Griffin |
| A keypad is described herein in which the keypad can have a keypad sheet and a keymat layer molded onto the back side of the keypad sheet. The keypad sheet can include a plurality of keys formed on a front side of the keypad sheet and a plurality of actuators formed on a back side of the keypad sheet and protruding from the back side of the keypad sheet. Slits are cut around at least some of the keys to provide the keys with flexibility. The slits do not pierce the keymat layer. | ||||||
| 16 | Keypad made from thermoplastic polyurethane resin and method for forming thereof | US10558391 | 2004-05-21 | US20070027288A1 | 2007-02-01 | Hisaaki Matsuda; Shohei Tsunoda; Kazuro Hoshino |
| A keypad of TPU obtained from a TPU sheet by thermoforming, wherein said TPU sheet is a melt-formed product of resin pellets resulting from reaction between an organic diisocyanate (A) composed mainly of hexamethylenediisocyanate (A1), a high-molecular weight polyol (B) composed mainly of polycarbonate diol (B1), and a chain extender (C) composed mainly of an aliphatic diol (C1) having 2 to 10 carbons. The TPU used in the present invention excels in secondary formability, oleic acid resistance, discoloration resistance, clarity, and printability. | ||||||
| 17 | Manufacturing method of key cap structure and keyboard equipped with key cap structure | JP2010181575 | 2010-08-16 | JP2011192624A | 2011-09-29 | CHEN CHIH-CHAO |
| PROBLEM TO BE SOLVED: To provide a manufacturing method of a key cap structure and a keyboard equipped with the key cap structure. SOLUTION: Firstly, an upper side coloring layer and then a lower side coloring layer are printed on a film; the film is hot-pressed to form a thin type shell and a plastic injection-molded layer is formed on the lower side coloring layer by a plastic injection-molding process; and lastly, the film including the plastic injection-molded layer is cut or punched to form a plurality of key cap structures. Further, the key cap structures and a series of keyboard members are assembled to form a key board equipped with the key cap structure. COPYRIGHT: (C)2011,JPO&INPIT | ||||||
| 18 | Thermoplastic polyurethane resin key pad and molding method thereof | JP2005506469 | 2004-05-21 | JP3865075B2 | 2007-01-10 | 和郎 星野; 久明 松田; 正平 角田 |
| 19 | 열가소성 폴리우레탄 수지제 키패드 및 그 성형방법 | KR1020057022540 | 2004-05-21 | KR1020050123505A | 2005-12-29 | 마쯔다히사아키; 쯔노다쇼헤이; 호시노가즈로 |
| A TPU keypad being manufactured by the thermoforming of a TPU sheet, characterized in that said thermoplastic polyurethane resin sheet is molded through melting resin pellets prepared through reacting an organic diisocyanate (A) comprising HDI (A1) as a primary component, a high molecular weight polyol (B) comprising a polycarbonate diol (B1) as a primary component, and a chain extender (C) comprising an aliphatic diol having 2 to 10 carbon atoms (C1) as a primary component. The above TPU is excellent in formability, the resistance to oleic acid, the resistance to discoloration, transparency, and the suitability for printing. | ||||||
| 20 | 열가소성 폴리우레탄 수지제 키패드 및 그 성형방법 | KR1020057022540 | 2004-05-21 | KR100750783B1 | 2007-08-20 | 마쯔다히사아키; 쯔노다쇼헤이; 호시노가즈로 |
| TPU 시트를 열성형하는 것에 의해 얻어지는 키패드에 있어서, 해당 열가소성 폴리우레탄 수지 시트가, HDI(A1)을 주성분으로 하는 유기 디이소시아네이트(A), 폴리카보네이트 디올(B1)을 주성분으로 하는 고분자 폴리올(B), 및 탄소수 2~10의 지방족 디올(C1)을 주성분으로 하는 사슬연장제(C)를 반응시켜 얻어지는 수지 펠릿을 용융성형한 것인 것을 특징으로 하는 TPU제 키패드이다. 본 발명에 사용되는 TPU는, 2차 성형성·내올레산성·내변색성·투명성·인쇄적성이 우수하다. TPU, 열가소성 폴리우레탄 수지, 키패드, 성형방법 | ||||||
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