Liquid jet recording head and liquid jet recording apparatus...

B - Operations – Transporting – 41 – J

Patent

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Details

101/96.022

B41J 2/05 (2006.01) B41J 2/01 (2006.01) B41J 2/14 (2006.01) B41J 2/175 (2006.01)

Patent

CA 2025559

A liquid jet recording head includes a heat generating element; a heat acting zone in which heat generated by the heat generating device acts on liquid; a liquid feeding passage adjacent to the heat acting zone having a liquid supply opening for supplying liquid to the heat acting zone; a liquid ejection passage adjacent the heat acting zone and having an orifice through which the liquid is ejected; wherein a center line passing through the center of the liquid supply opening along a direction of the liquid supply from the liquid supply passage to the heat acting zone is directly opposite a wall defining the liquid ejection passage.

Une tête d'écriture à jet de liquide comprend un élément générant de la chaleur; une zone d'action de la chaleur dans laquelle la chaleur générée par le dispositif générant de la chaleur agit sur le liquide; un passage d'alimentation en liquide adjacent à la zone d'action de la chaleur comportant une ouverture d'alimentation en liquide pour fournir du liquide à la zone d'action de la chaleur; un passage d'éjection de liquide adjacent à la zone d'action de la chaleur et comportant un orifice par lequel le liquide est éjecté; l'axe passant par le centre de l'ouverture d'alimentation en liquide dans le sens de l'alimentation en liquide à partir du passage d'alimentation en liquide jusqu'à la zone d'action de la chaleur est directement opposé à une paroi définissant le passage d'éjection de liquide.

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