Heat roller device

Details Heat roller device Heat roller device

1996-05-31

1997-08-19

Ramirez, Nestor R.

Electrophotography

Having particular structure

Modular or displaceable

384275, 384420, 384539, 399330, G03G 1520

Patent

active

056598483

ABSTRACT:
A heat roller device includes a frame, a hollow cylindrical fixing roller accommodating therein a heat source for fixing a toner image on a recording medium; a driving gear for driving the fixing roller; a first flange shaped bearing having a base attached to the frame and a projection extending from the base in order to accommodate the driving gear, for rotatably supporting one end of the fixing roller; and a second flange shaped bearing having a base attached to the frame, a projection extending from said base and a pair of hooks integrally extending from the projection for preventing movement of the fixing roller in its longitudinal axis, when the fixing roller is driven by the driving gear.

REFERENCES:
patent: 4046436 (1977-09-01), Brown
patent: 4942434 (1990-07-01), Nakai et al.
patent: 5070366 (1991-12-01), Tsuchiya
patent: 5221947 (1993-06-01), Ndebi et al.
patent: 5287156 (1994-02-01), Shikada et al.
patent: 5293202 (1994-03-01), Adachi et al.
patent: 5461464 (1995-10-01), Swain
patent: 5485260 (1996-01-01), Mitsuya

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