Device for exchanging the form cylinder in a photogravure rotary

Details Device for exchanging the form cylinder in a photogravure rotary Device for exchanging the form cylinder in a photogravure rotary

1980-04-29

1982-08-31

Fisher, J. Reed

Printing

Intaglio

Rotary

101216, B41F 918, B41F 1320

Patent

active

043466559

ABSTRACT:
In a photogravure rotary machine, each side of the form cylinder is mounted in a bearing housing, which is secured in a saddle portion of a carriage provided with a sleeve drive. The carriage is displaceably mounted on a guide secured on a machine wall and which carries a pivotally mounted retaining fork for the bearing housing. A locking mechanism is provided for locking the carriage in its operating positon, which is in an operative connection with a switching element that is electrically connected to a machine control. In the range of the extended position of the carriage is arranged an incline with a hinged return feed ratchet for lifting the form cylinder on the machine wall.

REFERENCES:
patent: 2263323 (1941-11-01), Wickwire, Jr.
patent: 2965023 (1960-12-01), Boule et al.
patent: 4137843 (1979-02-01), Ottenhue

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