FIXING UNIT
2-O-1
2 UNIT EXPLANATION
FIXING UNIT
[1] Composition
[2] Mechanisms
Mechanism Method
Fixing Pressure + Heat roller
Heat source *1 Heater lamp(Upper rollers: Two, Lower roller: One)
Cleaning *2 Upper roller: Cleaning web (containing silicon oil)
Upper roller Aluminum + Teflon coating
Lower roller Silicon rubber + PFA tube
Separation Separation claws (six upper and three lower claws)
Temperature detection Upper roller: - Noncontact type thermistor (for control) TH1
- Contact type thermistor (for fault detection) TH2
Overheat protection Upper roller: - Noncontact type thermostat (for fault detec-
tion) TS1
Lower roller: - Noncontact type thermostat (for fault detec-
tion) TS2
Neutralizing Neutralizing brush
Pressure release Pressure release shaft and spring
Exit path selection Reverse/exit selection gate
Decurler *3 Decurler roller + Restriction shaft
Jam detection *4 Jam detection plate + Actuator + Photosensor
Fixing claw (upper)
Fixing claw (lower)
Fixing unit cover (upper)
Fixing claw unit (upper)
Fixing roller (lower)
Pressure release lever
Restriction shaft
Reverse/exit selection gate
Fixing heater lamp/1 (L2)
Fixing heater lamp/2 (L3)
Cleaning web wind-up shaft
Pressure roller
Cleaning web unwinding shaft
Cleaning web
Fixing roller (upper)
Exit roller
Decurler roller
Fixing heater lamp/3
(L4)
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