Heat roller and toner image fixing device made therewith

Details Heat roller and toner image fixing device made therewith Heat roller and toner image fixing device made therewith

1977-04-26

1978-11-14

Yuen, Henry C.

Heating

Advancing structure flexing, looping or coiling sheet, web...

Internally heated roll

291295, 29132, 219469, G03G 1308, B05C 1100

Patent

active

041253620

ABSTRACT:
A thermal fixing device which includes a heat roller which is positioned to contact a toner image-bearing surface of a copy sheet in order to completely fix the already preliminarily fixed toner image as the copy sheet moves through the thermal fixing device, the surface of the heat roller being made of RTV silicone rubber which contains 25 to 35% by weight of non-reactive dimethyl silicone oil having a viscosity of 10 to 300 centistoke and a trimethyl siloxy group as an end group. The heat roller contacts the toner image-bearing surface of the copy sheet with a total pressure of about 1.5 to 4.5Kg.

REFERENCES:
patent: 3731358 (1973-05-01), Artl
patent: 3881859 (1975-05-01), Hamilton
patent: 3902845 (1975-09-01), Murphy
patent: 3912901 (1975-10-01), Strella et al.
patent: 3957423 (1976-05-01), Mueller
patent: 3965853 (1976-06-01), Moser
patent: 4019024 (1977-04-01), Namiki
patent: 4065586 (1977-12-01), Eddy et al.

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