Used stencil sheet disposal device
First Claim
1. A used stencil sheet disposal device for disposing of a used stencil sheet from a printing drum of a rotary stencil printer, comprising a claw means having a tip end positioned adjacent a periphery of the printing drum so as to detach the used stencil sheet generally upwardly from the printing drum, at least one pair of used stencil sheet transfer rollers positioned behind the claw means as viewed from the printing drum having central areas thereof arranged horizontally and displaced vertically from one another and adapted to rotate in mutually opposite directions and in contact with one another, and an endless belt means including an expansion pulley means and an endless belt element extending around the expansion pulley means and an upper one of said pair of used stencil sheet transfer rollers so as to be positioned above and spaced from the tip end of the claw means.
1 Assignment
0 Petitions
Accused Products
Abstract
In order to positively dispose of a used stencil sheet from a printing drum of a rotary stencil printer, an endless belt element expanded between one of a pair of used stencil sheet transfer rollers for nipping and transferring a used stencil sheet disposed of from a printing drum and a pulley is positioned to oppose a claw means with a space left therebetween so that a leading end portion of the used stencil sheet detached from the printing drum by the claw means is guided by the endless belt element until it reaches a nip portion of the pair of used stencil sheet transfer rollers.
19 Citations
9 Claims
- 1. A used stencil sheet disposal device for disposing of a used stencil sheet from a printing drum of a rotary stencil printer, comprising a claw means having a tip end positioned adjacent a periphery of the printing drum so as to detach the used stencil sheet generally upwardly from the printing drum, at least one pair of used stencil sheet transfer rollers positioned behind the claw means as viewed from the printing drum having central areas thereof arranged horizontally and displaced vertically from one another and adapted to rotate in mutually opposite directions and in contact with one another, and an endless belt means including an expansion pulley means and an endless belt element extending around the expansion pulley means and an upper one of said pair of used stencil sheet transfer rollers so as to be positioned above and spaced from the tip end of the claw means.
Specification