Patent ID: 6659595
Filing Date: 2003-12-09
Classification: B41J

Abstract:
A liquid jet recording head for carrying out recording on a medium to be recorded, comprising:a recording element substrate at which a plurality of recording elements for discharging recording liquid are provided; a wiring sheet which is provided so as to surround a periphery of the recording element substrate and which is for transmitting a recording signal to the recording element substrate; a wiring substrate which is electrically connected to one end portion of the wiring sheet and has a terminal portion for input of a recording signal from an exterior; and a flow path forming member at which a recording liquid supplying path for supplying recording liquid to the recording element substrate is provided, wherein, when the flow path forming member is joined to a holder member which detachably holds a recording liquid storage unit storing recording liquid at the interior thereof or a recording liquid storage tank storing recording liquid at the interior thereof, in a state in which one end portion of the wiring substrate is supported by the flow path forming member, due to opposing both side end portions of another end portion of the wiring substrate being respectively inserted into and engaged with a set of engaging grooves provided at the recording liquid storage unit or the holder member, the wiring substrate is held by the flow path forming member and the recording liquid storage unit or the holder member.