Ink ribbon cassette
AssigneeOki Electric Industry Co., Ltd.
InventorsMinoru Mizutani, Norihisa Isaka
Life of this patent
Estimating the term…
Abstract
An ink ribbon cassette containing an endless ink ribbon (1) and replenishing ink to be supplied to said ink ribbon (1), and intends to stabilize PCS at an early stage of printing. For attaining the purpose, provided is an auxiliary ink supplying member (16, 32 and 42) to be brought into contact with the forward end of an ink supplier (10) for supplying ink in an ink occluding body (11) to a follower gear (7). The auxiliary ink supplying member (16, 32 and 42) is impregnated beforehand with ink to be supplied to the follower gear (7) at an early stage of printing.
Claims2
An ink ribbon cassette comprising:
- an endless ink ribbon;
- an ink ribbon cassette composed of an ink ribbon containing portion for folding and containing the ink ribbon therein and ribbon guide portions each having a forward end for exposing the ink ribbon outside of the ink ribbon cassette from the forward ends;
- a ribbon feeding mechanism for feeding the ink ribbon from the ribbon guide portions to the ribbon containing portion;
- an ink occluding body for storing a replenishing ink therein;
- an ink supplier having a forward end, said ink supplier contacting the ink occluding body and extending therefrom to contact the ribbon feeding mechanism at the forward end for supplying the replenishing ink to the ink ribbon by way of the ribbon feeding mechanism;
- and
- an auxiliary ink supplying member which is impregnated beforehand with ink and contacts the ink supplier only at the forward end of the ink supplier whereby the auxiliary ink supplying member supplies ink, to the ink supplier or the ribbon feeding mechanism.
An ink ribbon cassette comprising:
- an endless ink ribbon;
- an ink ribbon cassette composed of an ink ribbon containing portion for folding and containing the ink ribbon therein and ribbon guide portions each having a forward end for exposing the ink ribbon cassette form the forward ends thereof;
- a ribbon feeding mechanism for feeding the ink ribbon from the ribbon guide portions to the ribbon containing portion;
- an ink occluding body for storing a replenishing ink therein;
- an ink supplier having a forward end, said ink supplier contacting the ink occluding body and extending therefrom to contact the ribbon feeding mechanism at the forward end for supplying the replenishing ink to the ink ribbon by way of the ribbon feeding mechanism;
- an auxiliary ink supplying member which is impregnated beforehand with ink, said auxiliary ink supplying member having an end which contacts the forward end of the ink supplier;
- and
- an ink protecting wall provided between the ink occluding body or the ink supplier and the auxiliary ink supplying member for preventing ink in the ink occluding body from soaking into the auxiliary ink supplying member.
Dependencies are inferred from the claim text.