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US 4,905,050 AGranted
Fusing apparatus having axially unsupported fuser roller
AssigneeEastman Kodak Company
InventorsJohn E. Derimiggio, Linn C. Hoover
Life of this patent
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Abstract
An apparatus for fusing toner images to a receiver or copy sheet of paper includes a pressure roller and an axially unsupported fuser roller that is nested rotatably between the pressure roller and a pair of heater rollers. The apparatus of the present invention is particularly suitable for fusing toner images to the receiver or copy sheet without generating fuser related defects such as copy distortions, copy curls, wrinkles or image voids.
Claims10
An apparatus for fusing toner particles to a receiver such as a copy sheet through the application of heat and pressure, the apparatus including:
- (a) a heater roller;
- (b) at least one other roller;
- (c) a pressure roller, spaced from said heater roller and said other roller;
- (d) means for supporting said pressure, heater and other rollers;
- and
- (e) an axially unsupported fuser roller nested rotatably between said heater, pressure and other rollers.
3 more elements
Dependencies are inferred from the claim text.