Abstract: A cartridge for a personal vaporizing device includes a liquid store, a liquid transfer element, a heating element, a first power terminal and a second power terminal connected to the heating element, and a memory configured to store a first reference value indicating the resistance of the heating element at a reference temperature or reference. A method of manufacturing such a cartridge is also provided. A main body of a personal vaporizing device has a cartridge seating configured to receive such a cartridge.

Abstract: The invention is related to an apparatus comprising a first drive shaft, a second drive shaft, a motor component configured to receive a control signal, which control signal comprises a direction control signal, the motor component further configured to selectively drive the first drive shaft and the second drive shaft based on the received control signal, and further configured to drive the first drive shaft and the second drive shaft in a respective direction based on the direction control signal, such that a direction control signal for driving the first drive shaft in a first direction is a direction control signal for driving the second drive shaft in a direction opposite to the first direction. The invention is further related to a drug delivery device comprising an apparatus of the aforementioned kind.