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US 2006/0153664 A1Published application
Machine to cover articles of various type, particularly book covers
AssigneeColibri' System S.P.A.
InventorAldo Farneti
Life of this patent
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AssigneeColibri' System S.P.A.
InventorAldo Farneti
Estimating the term…
A machine to cover articles (50) with flexible plastic material sheets (51, 52) is described. The machine comprises an assembly for heat-sealing and cutting the sheets (51, 52) which cooperates with a work surface (1). The assembly comprises a first (11) and a second (12) element, of which at least the first element (11) is movable with respect to the other, and the two elements being arranged on opposite sides of the work surface (1). The first element (11) comprises a cutting and sealing blade (11) having an electric current which passes through it and the second element (12) comprising a cutting and sealing counter blade (12). Operation means (7, 8) being provided to move the cutting and sealing blade (11) from a rest position to a work position where the cutting and sealing blade (11) engages said cutting and sealing counter blade (12). The first element (11) and the operation means (7, 8) belong to a unit (2) connected to the work surface (1) in a removable manner. The unit (2) comprises also elastic means (3, 4) for holding said blade (11) at rest position.
Machine to cover articles with flexible plastic material sheets, comprising an assembly for heat-sealing and cutting the sheets which cooperates with a work surface, said assembly comprising a first and a second element, of which at least the first element is movable with respect to the other, and the two elements being arranged on opposite sides of the work surface, said first element comprising a cutting and sealing blade having an electric current which passes through it and said second element comprising a cutting and sealing counter blade, operation means being provided to move said cutting and sealing blade from a rest position to a work position where said cutting and sealing blade engages said cutting and sealing counter blade, characterized in that said first element and said operation means belong to a unit connected to the work surface in a removable manner, said unit comprising also elastic means for holding said blade at rest position.
Dependencies are inferred from the claim text.