Packaging material feeding device for a packaging machine

Details Packaging material feeding device for a packaging machine Packaging material feeding device for a packaging machine

1979-08-29

1980-09-16

McCarthy, Edward J.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

156502, B65H 1914

Patent

active

042225337

ABSTRACT:
The present invention relates to a packaging material feeding device on a packaging machine with two winders. This system includes two driving servomotors 4, 34, winders 1, 31, a driving mechanism 24, 25 of the packaging material in the form of a strip, two coding devices 54, 56, and sensing devices 55, 57 which sense a signal corresponding to the instantaneous diameter of the activated packaging material reel and, in response thereto, supply a control signal for controlling the driving speed of these winders. The system also includes a press 17, 21 to automatically match the end of the strip of packaging material on the reel being unrolled to the beginning of the strip on the following reel.

REFERENCES:
patent: 3024157 (1962-03-01), Beerli
patent: 3089661 (1963-05-01), Phillips
patent: 3194508 (1965-07-01), Netze
patent: 3730811 (1973-05-01), Wendt
patent: 3974490 (1976-08-01), Mori
patent: 4113197 (1978-09-01), Harrington

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