Resources Contact Us Home
Plunger stroke pipette

Image Number 5 for United States Patent #8133453.

A plunger stroke pipette for replaceable pipette points with a seat for the detachable mounting of a pipette point, a plunger, a cylinder in which the plunger is movably arranged, a connection channel connecting the cylinder with an opening in the seat, a driving equipment, coupled to the plunger for displacing the plunger in the cylinder, an upper stopper and a lower stopper and at least one counter-stopper of the driving equipment and/or the plunger for limiting the stroke of the plunger, a holder, holding the lower stopper, an overstroke spring between the upper stopper and the holder, an adjustment equipment for adjusting the position of the holder with respect to the cylinder, and an indicating equipment for indicating the position of the holder.

  Recently Added Patents
Scale information for drawing annotations
Position pointer, variable capacitor and inputting apparatus
Stacked type semiconductor memory device and chip selection circuit
System and method for creating, managing and trading hedge portfolios
Process for preparing substituted aromatic carboxylic acids
Color LED display device without color separation
Method and apparatus for focusing electrical stimulation in the brain during electro-convulsive therapy
  Randomly Featured Patents
System and method for processing tokenless biometric electronic transmissions using an electronic rule module clearinghouse
Error compensating phase-locked loop
Polymerization process
Electronic ballast for a discharge lamp
Method for operating an eccentric jaw crusher
Stackable container with tapered stacking tabs
Method and apparatus for generating a database of road sign images and positions
Process for converting wet fly ash into dry useful industrial products
Switching mechanism of a timepiece
Suspension means for automobile fog light