| http://www.w3.org/ns/prov#value | - On the surface of the driving substrate 32 covered with the protective film 32 f as shown in FIG. 2, heater portions 32 ai to 32 an and 32 bi to 32 bn (i=1 to n, n is an integer) are provided with a predetermined pitch, e.g. 84.7 (??m) pitch, at positions respectively opposing to respective of n in number of ink ejection openings 34 ai, . . . , 34 an and 34 bi, . . . , 34 bn on the orifice plate m
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