Ribbon take-up hub for a printer
AssigneeHand Held Products, Inc.
InventorWenwei Zhang
Life of this patent
Estimating the term…
Abstract
A ribbon take-up hub for a printer is disclosed. The ribbon take-up hub comprises a centre hub configured to be coupled to a rotatable component of the printer. The centre hub comprising a button. Further, one or more arc shaped blocks are positioned in proximity to the centre hub, and a plurality of tension holders are attached to the centre hub. Further, upon pressing of the button, the plurality of tension holders retracts inside the centre hub to facilitate placement and winding of a ribbon between the plurality of tension holders and the one or more arc shaped blocks. Further, upon releasing the button, the plurality of tension holders extends from the centre hub to clamp the winded ribbon between the plurality of tension holders and the one or more arc shaped blocks.
Claims20
A ribbon take-up hub for a printer, the ribbon take-up hub comprising:
- a centre hub configured to be coupled to a rotatable component of the printer, the centre hub comprising a button;
- one or more arc shaped blocks positioned in proximity to the centre hub;
- and
- a plurality of tension holders attached to the centre hub,
- wherein upon pressing of the button, the plurality of tension holders retracts inside the centre hub to facilitate placement and winding of a ribbon between the plurality of tension holders and the one or more arc shaped blocks, and
- wherein upon releasing the button, the plurality of tension holders extends from the centre hub to clamp the wound ribbon between the plurality of tension holders and the one or more arc shaped blocks.
A method comprising:
- retracting, upon pressing a button, a plurality of tension holders inside a centre hub to enable placement and winding of a ribbon between the plurality of tension holders and one or more arc shaped blocks, wherein the one or more arc shaped blocks are positioned in proximity to the centre hub, and wherein the plurality of tension holders is attached to the centre hub;
- or
- extending, upon releasing the button, the plurality of tension holders from the centre hub to clamp the wound ribbon between the plurality of tension holders and the one or more arc shaped blocks.
Dependencies are inferred from the claim text.