Patent ID: 6183066
Filing Date: 2001-02-06
Classification: B41J

Abstract:
An ink jet recording head, comprising:a device substrate having an edge which constitutes a part of a face of a discharging portion; anda plurality of thermal energy generating elements arranged in an array on said device substrate and which change a state of an ink to thereby generate thermal energy sufficient to discharge the ink,wherein said elements are arranged at a substantially equal interval, and a first element of said plurality of elements is adjacent to a second element of said plurality of elementsa first individual wiring portion for supplying a signal only to said first element is connected only to said first element and a second individual wiring portion for supplying a signal only to said second element is connected only to said second element,wherein the thermal energy generating elements include a plurality of pairs, each said pair having one said first element and one said second element in that order repeatedly are respectively arranged in an array at a substantially equal interval, andsaid first and said second elements are connected to a common wiring portion, said common wiring portion being arranged between said first and said second elements,wherein said first and said second elements are disposed at a turn portion of a wiring structure which is closest to the edge of the device substrate.