HEAT TREATMENT APPARATUS

To provide a heat treatment apparatus capable of reducing uneven heating in the width direction of a web.SOLUTION: A heat treatment apparatus comprises: a heater group 40 with heaters arranged at predetermined intervals along a conveyance path of a web W extending in a longitudinal direction inside...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NAKAMURA YUKIYOSHI, UENO MITSUYOSHI
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a heat treatment apparatus capable of reducing uneven heating in the width direction of a web.SOLUTION: A heat treatment apparatus comprises: a heater group 40 with heaters arranged at predetermined intervals along a conveyance path of a web W extending in a longitudinal direction inside a heat treatment chamber 12 to heat the web W. The heater group 40 comprises: left and right heaters 42, 44 arranged on a straight line at a part corresponding to both the left and right side parts of the web W; and central heaters 46 each arranged at a part corresponding to the central part of the web W between the left and right heaters 42, 44.SELECTED DRAWING: Figure 2 【課題】ウエブの幅方向の加熱むらを小さくできる熱処理装置を提供する。【解決手段】熱処理室12内を前後方向に走行するウエブWの搬送路に沿って所定間隔毎に配され、ウエブWを加熱するヒータ群40とを有し、ヒータ群40は、ウエブWの左右両側部に対応する部分に一直線上に配された左右ヒータ42,44と、左右ヒータ42,44の間にあるウエブWの中央部に対応する部分に配された中央ヒータ46とを有する。【選択図】 図2