| 摘要 |
PURPOSE:To securely grip a head part of a stencil paper, then wind up the stencil paper by rotating gripping members, open the gripping members and retract them to the left and the right thereby to dismount the stencil paper, by providing the gripping members which are projected in an opened condition and are closed at a predetermined position. CONSTITUTION:A movable housing 12 is slidably engaged to a frame 10, a fixed gripping member 16 is provided at the inside end thereof, a pinion 32 engaged with a rack 30 is movably supported on a shaft 33 at a supporting wall part 15, a movable gripping member 36 is fixed by cutting away a part of the rack 30, and is constantly pressed in an opening direction by a spring 35. In a cam operating device 40 for operating the movable housing 12, a roller 47 engaged with a cam 42 is provided at one end of a cam lever 45, and the other end is engaged into a groove 14 provided in the housing 12. Accordingly, the stencil paper can be easily dismounted by appropriately winding it around a head part by the movable and fixed gripping members. |
