Pipette with blocking system

摘要

The pipette (1) has a transfer element (19) and display adjustable unit (23) that are coupled to the transmitting portions (20,21) for transmitting a rotary movement of the transfer element to a movement of display adjustable unit. A circular cylindrical locking element is arranged on the outer circumference of the transfer element. The locking portion and the unlocking elements (106) are coupled to the transmitting unit for transferring the movement of the unlocking element relative to the housing to the movement of the locking portion from the locking position.