Patent ID: 7316330

Claim:
Delivery system for fluid substances, which comprises a plunger-type syringe in the form of a cartridge having at least one fluid chamber, which fluid chamber is provided with an injection plunger, and an attachment mounted on the cartridge at its delivery-side end and a locking clip which is arranged between a cartridge and the attachment and, locked with the cartridge, wherein the attachment is mounted on the locking clip by means of a releasable snap closure; the cartridge having at least two axially parallel, adjacently arranged fluid chambers having separate outlet openings; the locking clip including incomplete rings joined to one another by at least one rib-like element therebetween; each incomplete ring engaging around a separate outlet opening; and, the locking clip including resilient arms projecting from the incomplete rings wherein each resilient arm of one incomplete ring projecting in the direction towards the other incomplete ring.