Apparatus for the edge aligned connection of webs

Details Apparatus for the edge aligned connection of webs Apparatus for the edge aligned connection of webs

1990-09-21

1992-07-28

Stodola, Daniel P.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

242 581, B65H 1900

Patent

active

051335115

ABSTRACT:
A roll changer for delivering a web of material has, for edge-aligned connection of the trailing end of a delivered web with the leading end of the web from a new roll, in addition to the web edge-sensor controlling the position of the delivery roll during such delivery, a roll sensor responsive to the position of the edge of the outermost turn of the new roll, adjusting the axial position of the new roll. The sensors are switched to the respective controllers upon rotation of the roll turret to deliver a new roll to the waiting position.

REFERENCES:
patent: 3085762 (1963-04-01), Subklew
patent: 3279716 (1966-10-01), Huck
patent: 3391877 (1968-07-01), Angel et al.
patent: 4466577 (1984-08-01), Folke et al.
patent: 4543152 (1985-09-01), Nozaka
patent: 4564149 (1986-01-01), Barzaro
patent: 4663656 (1987-05-01), Elabd et al.
German commercial bulletin DR 7201 "Frematic-Kantenregelungen" of Fa. Frede-Automatic KG, Dusseldorf, Germany, VDE-Nachrichten Feb. 5, 1962, p. 6.
ETZ-B, vol. 12, No. 18, May 9, 1696, p. 447.

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