Severing by tearing or breaking – Breaking or tearing apparatus – Work-parting pullers
Patent
1978-10-06
1980-09-16
Yost, Frank T.
Severing by tearing or breaking
Breaking or tearing apparatus
Work-parting pullers
225 4, B26F 302
Patent
active
042225116
ABSTRACT:
A burster for separating successive sheets of paper from a continuous web of paper has at least one output or draw roller having a larger diameter than the input or feed rollers with all of these rollers rotated at the same r.p.m. and a simple belt drive mounted on a pivotal double link with a one-to-one ratio provides for driving one set of rollers from the other set with an adjustable distance between sets of rollers.
REFERENCES:
patent: 2837054 (1958-06-01), Eccher
patent: 3146927 (1964-09-01), Peterson
patent: 3191832 (1965-06-01), Davies
patent: 3493156 (1970-02-01), Absler et al.
patent: 3672551 (1972-06-01), Peterson
patent: 3991924 (1976-11-01), Schueler
patent: 4118022 (1978-10-01), Rayfield et al.
patent: 4131272 (1978-12-01), Hartnig
Swingline Inc.
Yost Frank T.
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