Importance

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Abstract

A drive unit is disclosed for at least one breastpump for pumping mother milk by sucking it from a breast hood to be applied on a mother's breast by means of a breast pump connected to a breast hood through a pathway including a conduit and a vacuum chamber shut by a check valve against a milk collecting space, the drive unit comprising valve means for intermittently connecting and disconnecting the breast pump with a pathway, a valve means including actuating means for providing the intermittent connecting and disconnecting movement; first drive means for the actuating means; second drive means for driving the breast pump for providing a sucking effect; and speed varying means connected to and controlling at least one of the first and second drive means.

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First Claim