| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cartridge accomodating and storing a large quantity of substance. <P>SOLUTION: The cartridge with at least one chamber 6a, 6b for accommodating a substance that respectively features a dispensing opening 11a, 11b and another opening that is closed by a piston 8a, 8b that can be displaced in the chamber 6a, 6b and serves for dispensing the substance. The cartridge furthermore features a piston rod mechanism for displacing the piston 8a, 8b in the chamber 6a, 6b. The piston rod mechanism is composed of several piston rods 14a, 14b, 15, that can be transferred from a first dispensing stage to a second dispensing stage with the aid of a spring element 18a, 18b. <P>COPYRIGHT: (C)2010,JPO&INPIT |
