Patent ID: 7556690

Claim:
A nozzle head holder ( 7 ) for holding a plurality of nozzle heads ( 500 ) having a plurality of nozzles ( 55 ) formed therein, the plurality of nozzle heads being disposed at a predetermined spacing in a main scanning direction (X), the nozzle head holder ( 7 ) comprising: a four-bar linkage ( 49 ) having a pair of first link members ( 56 A and 56 B) that extend parallel to the main scanning direction (X) and a pair of second link members ( 57 A and 57 B) that connect together said pair of first link members ( 56 A and 56 B); and movement means ( 53 A and 53 B) for moving at least one nozzle head of said plurality of nozzle heads ( 500 ) parallel to a sub scanning direction (Y) that is perpendicular to the main scanning direction (X); wherein: each of said nozzle heads ( 500 ) has two end portions connected to said pair of first link members ( 56 A and 56 B); and said movement means ( 53 A and 53 B) moves said at least one of said nozzle heads parallel in the sub scanning direction (Y), relative to the pair of first link members ( 56 A and 56 B).