TUBE PUMP

摘要

A duct 2 in a tube pump 1 includes a looped large-diameter tube 8, a supply tube 18 connected to an end of the large-diameter tube 8 via a supply-side connector 17, and a discharge tube 19 connected to the other end of the large-diameter tube 8 via a discharge-side connector 17'. The holder 7 includes a pair of stepped engagement recess portions 7D and 7D' that are engageable with outer surfaces of the respective connectors 17 and 17'. The connectors 17 and 17' are held by the stepped engagement recess portions 7D and 7D' of the holder 7, and the holder 7 in such a state is attached to a notch portion 6B of the housing 6. The tube pump 1 enabling easy attachment/detachment of the duct 2 to/from the housing 6 can be provided.