Patent ID: 7036906
Filing Date: 2006-05-02
Classification: G02F

Abstract:
1. A liquid droplet ejection apparatus comprising: a function liquid droplet ejection head disposed such that a nozzle surface thereof lies in parallel with a workpiece; gap measuring means for measuring a workpiece gap between a workpiece surface and a nozzle surface; gap adjusting means for adjusting the workpiece gap based on a result of measurement by said gap measuring means, said adjusting being made by relative movement of said function liquid droplet ejection head and said workpiece in a vertical direction, and water head adjusting means for adjusting a water head of said function liquid droplet ejection head relative to a function liquid tank for supplying said function liquid droplet ejection head with a function liquid by vertically moving said function liquid droplet tank based on the result of measuring by said gap measuring means; wherein said function liquid droplet ejection head is mounted on a sub-carriage, and wherein said gap adjusting means comprises: