Pump and restoration device for restoration

摘要

Topic The pump for maintenance easy restoration which can reduce cost with simple configuration is offered. SolutionsPump 10 for restoration of this invention, 1st and 2nd end plate the cylinder 13 which possesses 11 and 12, piston 14, piston rod has 15 and coil spring 17, through piston rod 15 under cooperating of the compressed air and coil spring 17, piston 14 operating, being the pump which supplies the liquid and the compressed air to container 40, 1st end plate 11 has the 1st channel 11B the compressed air inflow and the 2nd channel 11C where the compressed air inside cylinder 13 flows out, as for 2nd end plate 12, the 3rd channel where the liquid flows out from inside cylinder 13It possesses the 4th channel 12B the liquid inflow into 13 the cylinder when the returning of 12A and piston 14, piston rod 15 inside cylinder 13 has the channel 15B which communicates 2nd channel 11A at the position where piston 14 contacts 2nd end plate 12. Choice figure Drawing 1