| 摘要 |
The invention relates to a keyboard with depressable keys controlling switches associated with a printed circuit applied to the lower face of a plate having holes provided for the passage of the keys. Each key (11) is slidingly mounted in an individual facing (16) comprising two contact plates (20, 21) electrically connected to the printed circuit (19) and having movable contact strips subjected to the action of a permanent magnet (22) secured in the casing (16). The invention is applied to control keyboards of electric or electronic apparatus.
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