Sheet material dispenser apparatus

Details Sheet material dispenser apparatus Sheet material dispenser apparatus

1981-11-12

1983-04-05

Levy, Stuart S.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

226 91, 242 5553, 312 38, B65H 1904, G03B 158

Patent

active

043789129

ABSTRACT:
A device for sequentially dispensing sheet material from a primary roll and a reserve roll including rotatable dispensing rollers, at least one of the rollers having a groove therein, sensing means for entering the groove when sheet material from the primary roll is depleted and tucker means responsive to such movement to engage reserve roll sheet material and introduce it between the rotatable rollers.

REFERENCES:
patent: 2930664 (1960-03-01), Liebisch
patent: 2974839 (1961-03-01), Batlas et al.
patent: 3007650 (1961-11-01), Burton
patent: 3038598 (1962-06-01), Layton et al.
patent: 3073541 (1963-01-01), Layton et al.
patent: 3288387 (1966-11-01), Craven, Jr.
patent: 3606125 (1971-09-01), Tucker et al.
patent: 3628743 (1971-12-01), Bastian et al.
patent: 3917191 (1975-11-01), Graham, Jr. et al.
patent: 4010909 (1977-03-01), Bastian
patent: 4106684 (1978-08-01), Hartbauer et al.

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