B - Operations – Transporting – 41 – J
Patent
B - Operations, Transporting
41
J
101/96.022
B41J 2/05 (2006.01) B41J 2/14 (2006.01)
Patent
CA 2034298
A liquid jet recording head includes a plurality of ejection outlets through which a droplet of liquid is ejected by thermal energy; a plurality of liquid passages communicating with the ejection outlets to supply the liquid; a plurality of supply inlet for supplying the liquid to the passages; a plurality of electro-thermal transducers provided for the respective ejection outlets to produce the thermal energy; wherein each of said electro-thermal transducers has a heating surface for heating the liquid on the bottom of said passage, characterized in that a width of the passage measured in the direction in which the passages are arranged is maximum at a position between an end of said electro- thermal transducer element near the ejection outlet and an end thereof near the supply inlet, and that the width reduces toward the ejection outlet and toward the supply inlet.
Hirasawa Shinichi
Tachihara Masayoshi
Canon Kabushiki Kaisha
Ridout & Maybee Llp
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