Patent ID: 7758262
Filing Date: 2010-07-20
Classification: B41J

Abstract:
1. An ink ribbon cartridge, comprising: a frame; supply shaft supporting members, the supply shaft supporting members supporting a supply shaft; and take-up shaft supporting members, the take-up shaft supporting members supporting a take-up shaft, wherein: the frame comprises: each of the first and second grip portions having a top wall and a front wall, the top wall and the front wall defining an open space inside each of the first and second grip portions, a back side of each of the first and second grip portions having an opening which permits fingers of a user to grip around the top and front walls and into the open space of each of the first and second grip portions, wherein the front wall of each of the first and second grip portions is provided with multiple ribs, each of the multiple ribs extending in a direction parallel to the supply and take-up shafts.