| 摘要 |
<p>PURPOSE:To fit two kinds of push-buttons accurately by determining the positions of the push-buttons from the engagement of two kinds of grooves formed on a panel with ribs formed on the buttons. CONSTITUTION:A push-button device for switching the functions of an apparatus such as a tape recorder is constituted so that two kinds of push-button groups, e.g. seven push-buttons and eight push-buttons, on the panel. To fit these push- button groups 4, two projected pieces 2g, 2h are opposed on the inside of the panel 2 and two kinds (seven and eight) of grooves 2e, 2f are formed in respective pieces. The ribs 4a to be engaged with said grooves 2e, 2f are formed on the push-buttons, so that the positioning engagement of the two kinds of push- buttons can be precisely attained.</p> |
