Device to adjust and dispense webs of rolled up material

Details Device to adjust and dispense webs of rolled up material Device to adjust and dispense webs of rolled up material

1990-03-19

1991-10-08

Stodola, Daniel P.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 75450, B65H 1604, B65H 2316

Patent

active

050547062

ABSTRACT:
Device wherein the support arm (3) elastically hinged on the base plate (1) with wall fixing for the unit in order to constantly apply the roll of material (R) against the drive drum (5) with a non-slip surface, is fitted with a device comprising a first element (6) fixed onto the arm, and a second element (7) fixed so as to swing on the base plate with return elastically in the direction of the first element; these elements being judiciously positioned and profiled in their contact zone in order to provide dispensing with substantially constant pressure of the roll of material on the drive drum throughout the unrolling operation.

REFERENCES:
patent: 2924494 (1960-02-01), Sloier
patent: 3661334 (1972-05-01), Graf
patent: 3672584 (1972-06-01), Macedo et al.
patent: 4008114 (1977-02-01), Lindsey
patent: 4140286 (1979-02-01), Lattion
patent: 4150797 (1979-04-01), Kataoka
patent: 4342429 (1982-08-01), Katoh et al.
patent: 4552315 (1985-11-01), Granger
patent: 4621755 (1986-11-01), Granger
patent: 4684074 (1987-08-01), Whiteley
patent: 4846035 (1989-07-01), Granger

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