Severing by tearing or breaking – Severing by manually forcing against fixed edge – With blade-edge guard
Patent
1978-06-23
1979-11-27
Yost, Frank T.
Severing by tearing or breaking
Severing by manually forcing against fixed edge
With blade-edge guard
83545, B26F 302, B26D 722
Patent
active
041756851
ABSTRACT:
A tape dispenser having a cutting blade comprising a razor blade with a self-contained guard in the form of a plurality of spiral windings of a flexible material with the windings spaced to permit the cutting of the edge of polyester and polypropylene-backed pressure-sensitive adhesive tapes.
REFERENCES:
patent: 72186 (1867-12-01), Garrick
patent: 1837180 (1931-12-01), Bennett, Jr. et al.
patent: 2798551 (1957-07-01), Polster
patent: 3505734 (1970-04-01), Iten
patent: 4059210 (1977-11-01), Deering, Jr.
patent: 4094066 (1978-06-01), Daniel, Jr.
Alexander Cruzan
Barnes John C.
Minnesota Mining and Manufacturing Company
Sell Donald M.
Yost Frank T.
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