Plastic article or earthenware shaping or treating: apparatus – Preform severing means – Means forming from bulk and downstream severing means
Patent
1996-06-24
1997-09-02
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
Preform severing means
Means forming from bulk and downstream severing means
425436R, 426496, 426503, 426512, B26D 522
Patent
active
056629494
ABSTRACT:
Embodiments of this invention, useful for removing articles cut from a sheet of flexible material include a gas transmissive conveyor belt that is brought into proximity to the exposed surface of the articles, a suction roll which backs the conveyor belt and has an internal vacuum and passageways for exposing said vacuum to the outer surface of the suction roll in configurations corresponding the leading portions of the articles, and means for causing the passageways to register substantially with the leading regions of the articles. Embodiments may also include passageways which are arcuately arrayed in groups, a cylindrical cutter roll for cutting out the articles from the sheet as it is being transported by a carrier surface, and/or a carrier surface in the form of a roll face.
REFERENCES:
patent: 1724827 (1929-08-01), Costello, Jr.
patent: 2130887 (1938-10-01), Kremmling
patent: 3429282 (1969-02-01), Ruiz
patent: 3971481 (1976-07-01), Longenecker et al.
patent: 4348166 (1982-09-01), Fowler
Montelongo Ramiro
Rubio Manuel Jesus
Barrera Roberto Gonzales
Rhines, Esq. William G.
Schwartz Iuric A.
Woo Jay H.
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