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公开(公告)号:US08344915B2
公开(公告)日:2013-01-01
申请号:US12585746
申请日:2009-09-23
申请人: Yoshihisa Satou , Yoshinori Mesaki , Masayuki Itoh
发明人: Yoshihisa Satou , Yoshinori Mesaki , Masayuki Itoh
IPC分类号: H03M11/00
CPC分类号: G06F3/0216 , G06F3/0219
摘要: A keyboard includes a base, and plural keys arranged on the base, wherein at least a part of the plural keys are arranged in plural steps in a depth direction of the keyboard, in the shape of a sector in such a manner that the keys closer to a central portion in a width direction of the keyboard are arranged backward whereas the keys closer to both end portions in the width direction of the keyboard are arranged forward.
摘要翻译: 键盘包括基座和布置在基座上的多个键,其中多个键的至少一部分在键盘的深度方向上以多个台阶布置,以扇形的形式,使得键靠近 在键盘的宽度方向上的中央部分向后布置,而靠近键盘宽度方向两端部的按键向前排列。
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公开(公告)号:US20100090872A1
公开(公告)日:2010-04-15
申请号:US12585746
申请日:2009-09-23
申请人: Yoshihisa Satou , Yoshinori Mesaki , Masayuki Itoh
发明人: Yoshihisa Satou , Yoshinori Mesaki , Masayuki Itoh
IPC分类号: H03M11/00
CPC分类号: G06F3/0216 , G06F3/0219
摘要: A keyboard includes a base, and plural keys arranged on the base, wherein at least a part of the plural keys are arranged in plural steps in a depth direction of the keyboard, in the shape of a sector in such a manner that the keys closer to a central portion in a width direction of the keyboard are arranged backward whereas the keys closer to both end portions in the width direction of the keyboard are arranged forward.
摘要翻译: 键盘包括基座和布置在基座上的多个键,其中多个键的至少一部分在键盘的深度方向上以多个台阶布置,以扇形的形式,使得键靠近 在键盘的宽度方向上的中央部分向后布置,而靠近键盘宽度方向两端部的按键向前排列。
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公开(公告)号:US5123186A
公开(公告)日:1992-06-23
申请号:US562218
申请日:1990-08-03
申请人: Yorio Matushita , Yoshihisa Satou
发明人: Yorio Matushita , Yoshihisa Satou
CPC分类号: E01H5/04
摘要: A snowblower arrangement having a scraper mechanism affixed to the ends of the auger for scraping snow and precluding its accumulation on the sidewalls of the auger housing.
摘要翻译: 一种除雪机构,其具有固定在螺旋钻末端的刮刀机构,用于刮雪并排除其积聚在螺旋推运器壳体的侧壁上。
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