| 摘要 |
A medical or dental-medical handpiece has in its forward end region a lateral insertion opening for a tool and, lying opposite to the insertion opening, a mounting opening with an insert part, which can he placed therein, and a push button which is mounted displaceably between an outer initial position and an inner release position and is biased into its initial position by a spring force. The pushbutton is supported with at least one stop arranged thereon on at least one counter stop in its intial position. The insert part is arranged sunk into the mounting opening and the pushbutton engages in the mounting opening with slight play for movement.
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