Heating – Advancing structure flexing – looping or coiling sheet – web... – Internally heated roll
Patent
1975-08-27
1976-12-21
Albritton, C. L.
Heating
Advancing structure flexing, looping or coiling sheet, web...
Internally heated roll
29122, 100 93RP, 219216, F27B 928
Patent
active
039990389
ABSTRACT:
An improved pressure heated fusing apparatus for a copier/duplicator machine capable of simplex and duplex operation wherein the copy sheets make two passes through processing stations including a first roll which is heated to a temperature sufficient to fuse toner images onto paper support sheet material and a second roll made of an elastic material arranged axially parallel with said first roll to define a nip through which the paper support sheet material bearing toner images is passed having a longitudinal cross-sectional shape with a maximum diameter at the ends and a minimum diameter at the center.
REFERENCES:
patent: 3884623 (1975-05-01), Slack
Bains Sudarshan S.
Norder Paul D.
Sikes, Jr. Malcolm W.
Sisson Jeffery L.
Albritton C. L.
Xerox Corporation
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