Pipette

Details Pipette Pipette

B - Operations, Transporting

01

L

222/2

B01L 3/02 (2006.01)

Patent

CA 1113899

PIPETTE ABSTRACT OF THE DISCLOSURE A pipette having a frame part with a cylinder formed therein- side, a piston slidable in said cylinder and gasketed in re- lation thereto, a spring urging the piston towards its upper rest position, and separate filling and emptying press- buttons provided to press said piston downwards in connection with filling and emptying the pipette respectively, the filling and emptying press-buttons being provided with move- ment limiting members related thereto in, such manner that the piston can be pressed to a lower level by emptying press- button than by the filling press-button. The press-buttons may be arranged in such way that in their rest position the emptying press-button is at a slightly higher level than the filling press-button and that both buttons can be pressed down to essentially the same level.

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