WATERPROOF/DUSTPROOF KEYBOARD FOR PC FORMED BY STRUCTURE COMPOSED OF PLUS CIRCUIT LAYING FILM (ARTICLE OF ANOTHER MATERIAL WITH SAME KEY ARRAY PRINTED THEREON IS INDIVIDUALLY AFFIXED) WITH SURFACE ON WHICH JIS-COMPLIANT KEY ARRAY IS PRINTED, INSULATION FILM, MINUS CIRCUIT LAYING FILM AND IC SUBSTRATE AND FULLY COVERED (LAMINATED) WITH WATERPROOF VINYL OR THE LIKE

摘要

PROBLEM TO BE SOLVED: To provide a keyboard having waterproof/dustproof performance without causing a malfunction or the like due to intrusion of liquid and dust from a gap between key parts and a main body as in a conventional keyboard.;SOLUTION: Operation keys, a repulsive body for restoring keys, a body frame and a body frame bottom plate for a conventional keyboard are removed, and a structure comprising a plus circuit laying film retaining elasticity and having a surface on which a JIS-compliant operation key array is printed (article of another material with the same key array printed thereon is individually affixed), an insulation film, a minus circuit laying film and an IC substrate for controlling an electric signal by energization and sending it to a computer body is fully covered (laminated) with waterproof vinyl or the like, thus forming the keyboard.;COPYRIGHT: (C)2007,JPO&INPIT