Device for metered delivery of a liquid or viscous substance to a point of consumption

A device for metered delivery of one of a liquid substance and a viscous substance to a consumption point, said device comprising:

• a container for receiving an amount of the one of a liquid substance and a viscous substance;
• delivery means comprising a chamber for receiving said container, and a displacement element displaceable between first and second positions for enabling flow of the one substance from said container to the consumption point;
• drive means for displacing said displaceable element between the first and second positions;
• connection means, which is separate from said delivery means and is securable to the consumption point for communicating said delivery means with the consumption point, said connection means including an indicator indicating a predetermined amount of the one substance to be delivered to the consumption point in a unit of time;
• and
• control means for controlling operation of said drive means, in accordance with information provided by said indicator, so that the predetermined amount of the one substance is delivered to the consumption point in the unit of time.