由IBM公司所設計與生產機械鍵盤,共有兩代。初代為ModelF,於1981年推出,使用屈蹲彈簧軸並電容偵測。第二代,亦是較為出名的一代,於1985年所推出之IBM Model M Enhanced Keyboard(英语:Model_M_Keyboard)鍵盤,此鍵盤的配位型式奠定日後所有鍵盤的基礎。據說,ModelF的設計初衷就是為克服橫樑彈簧軸(英語:Beam
capitalisation norms to permit representing characters from a normal ASCII keyboard. "HK" stands for two other case-sensitive letter-to-letter transliteration
the Pixelbook, and some things even work. The touchscreen, trackpad, and keyboard work and so do the USB ports. You can even plug in a mouse and get a second
Google announces Android Wear 2.0 with standalone app support and tiny keyboard. The Verge. 2016-05-18 [2016-05-18]. (原始内容存档于2020-11-19). Android Instant