Perforation burst cone device
First Claim
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1. A bursting apparatus for separating sheets in a continuous intermittently perforated form web comprising:
- feed roller means, burst roller means and a bursting device, said bursting device disposed between said feed roller means and said burst roller means and comprising two horizontally positioned cone sections wherein their base portions are adjacent to each other and are encircled at least in part by a bursting ring, said bursting ring has a portion extending beyond said cone base portions in at least a portion of its outer periphery.
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Abstract
A bursting apparatus for separating sheets in a continuous intermittently perforated form web is disclosed. The apparatus includes a feed roller, a burst roller and a bursting device, said bursting device disposed between said feed roller and said burst roller and comprising two horizontally positioned cone sections wherein their base portions are adjacent to each other and are encircled at least in part by a bursting ring, said bursting ring having a portion extending beyond said cone base portions in at least a portion of its outer periphery.
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Citations
9 Claims
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1. A bursting apparatus for separating sheets in a continuous intermittently perforated form web comprising:
- feed roller means, burst roller means and a bursting device, said bursting device disposed between said feed roller means and said burst roller means and comprising two horizontally positioned cone sections wherein their base portions are adjacent to each other and are encircled at least in part by a bursting ring, said bursting ring has a portion extending beyond said cone base portions in at least a portion of its outer periphery.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
Specification