Fixed roller for an electrostatic image recorder

Details Fixed roller for an electrostatic image recorder Fixed roller for an electrostatic image recorder

1988-12-09

1990-07-17

Moses, R. L.

Photocopying

Contact printing

Light boxes

100155R, 100176, 219216, 355295, G03G 1520

Patent

active

049424343

ABSTRACT:
A heat roller type fixing device for an electrophotographic copier, printer, facsimile apparatus or similar electrostatic image recorder includes a hollow cylindrical fixing roller having a heating element thereinside and a hollow cylindrical pressing roller held in pressing contact with the fixing roller. A shaft is received in the pressing roller while two annular pressing members are mounted on the shaft through individual bearings so as to urge the cylindrical inner periphery of the pressing roller. The pressing members are each movable on and along the shaft to any predetermined distance as measured from an end of the pressing roller.

REFERENCES:
patent: 4348579 (1982-09-01), Namba
patent: 4544435 (1985-10-01), Hawerkamp

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