Patent ID: 8141486

Claim:
An ink-storage unit adapted to be mounted in a hand-operated pre-inked stamp, comprising: a trough-shaped container containing an ink-storage body, said container having a first side which is open and which is adapted to receive a printing plate, and having a second side opposite to the first side, said second side having a refilling opening, for supplying stamping ink to the ink-storage body in a state when the container is mounted in a hand-operated pre-inked stamp, the ink-storage body being configured to deliver stamping ink to a printing plate when the printing plate is received in the open, first side of the container, wherein a filling aid frame is associated with the container, said frame being detachably fixable, or fixed, to the open first side of the container in a state with no printing plate received thereon, for supplying stamping ink to the ink-storage body before its mounting in a hand-operated pre-inked stamp.