Abstract: An urging device includes: an urging actuator (7); and an urging mechanism actuatable by the urging actuator in an urging direction for effecting a translational movement of a member (3), the urging mechanism being configured such that, upon actuation thereof, at least a first portion (11a) thereof moves in a first direction, and a second portion thereof moves in a second direction different from the first direction, and a second portion thereof moves in a second direction different from the first direction. Additionally, a dispensing kit (5) implements the above urging device. The dispensing kit comprise a dispensing cartridge (15) which includes a cartridge body. A cartridge actuator (21) is disposed at the head portion of the cartridge body.