FUSER FOR ELECTROPHOTOGRAPHIC PRINTING HAVING RESISTIVE TRACE WITH GAP

A fuser includes a fuser roll and a pressure roll that forms a nip between the rolls through which a sheet is conveyed to permanently fuse an image onto the sheet. The fuser roll includes a heater element having a single resistive trace, a common trace tapped to a first side of the resistive trace c...

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Hauptverfasser: TRESS TAB A, FAYETTE MICHAEL A, GILLIS BRIAN J, THOMPSON ALLEN J
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:A fuser includes a fuser roll and a pressure roll that forms a nip between the rolls through which a sheet is conveyed to permanently fuse an image onto the sheet. The fuser roll includes a heater element having a single resistive trace, a common trace tapped to a first side of the resistive trace continuous across the resistive trace, and first and second conductive traces tapped to ends of the resistive trace at a second side of the resistive trace opposite the first side. The first and second conductive traces are physically separated and conductively segmented by a conductive gap between the conductive traces. The resistive trace includes a separation gap extending through the resistive trace continuously from the second side of the resistive trace at the conductive gap towards the first side of the resistive trace to prevent current flow between the segmented conductive traces. 种定影器包括定影辊和压力辊,在所述定影辊和所述压力辊之间形成辊隙,片材通过所述辊隙被传送以将图像永久地定影到片材上。所述定影辊包括加热器元件,所述加热器元件具有单个电阻迹线,在所述电阻迹线上连续的分接到所述电阻迹线的第侧的公共迹线,以及在与所述第侧相反的所