Pin-type manual instrument, especially writing implement, probe measuring unit, medical instrument etc.

摘要

The instrument has a manipulating mechanism (5) which has an operating button (9), guided movably at right angles to the shaft longitudinal direction (SL) and a double arm, asymmetrical transmission lever (13). The shorter lever arm (17) of the transmission lever, can be acted on by the operating button (9), and its longer lever arm (18) is connected with the cover sleeve (10).