TUBE PUMP AND LIQUID INJECTION APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide a tube pump and a liquid injection apparatus with high reliability. SOLUTION: The tube pump has a discharge tube 27 made of a flexible material, and a roller moving along a longitudinal direction of the discharge tube 27 to sequentially pressing the discharge tube 27. A protrusion 42 extending along the longitudinal direction of the discharge tube 27 is formed on the surface of the discharge tube 27. COPYRIGHT: (C)2007,JPO&INPIT