Toner image fixing device

Electrophotography – Image formation – Fixing

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G03G 1520

Patent

active

057089515

ABSTRACT:
A toner image fixing device which has a satisfactory self-stripping ability to suppress the formation of creases of an envelope, and to prevent the abrasion of the elastic layers of a pair of toner image fixing rollers. In the fixing device, surface strain .di-elect cons.h in the circumferential direction of the first elastic layer of a first toner image fixing roller which comes in contact with a non-fixed toner image on a recording medium, and surface strain .di-elect cons.p in the circumferential direction of the second elastic layer of a second toner image fixing roller are defined by:

REFERENCES:
patent: 3912901 (1975-10-01), Strella et al.
patent: 4149797 (1979-04-01), Imperial
patent: 4814819 (1989-03-01), Torino et al.
patent: 5345301 (1994-09-01), Satoh et al.
patent: 5530536 (1996-06-01), Henry et al.

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