Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 25, 2009
Patent Application Number
11439261
Date Filed
May 24, 2006
Patent Primary Examiner
Patent abstract
An alignment jig including a base jig which is used when bonding a nozzle plate provided with nozzle orifices which eject liquid in a liquid-jet head to a fixing member holding a nozzle plate side of a plurality of the liquid-jet heads, and which is provided with a penetrated hole in a thickness direction in a region facing a reference mark to be aligned with an alignment mark provided on the nozzle plate as well as the fixing member is held on one plane of the base jig; and a mask which is provided on the other plane of the base jig and has transparency, and where a protrusion protruding in the penetrated hole is formed with the reference mark provided on an edge plane of the mask.
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