The body of the discharge pump has the following

摘要

P a. the body of the discharge pump to the entire movement. b. body displacers 19 of the pump are designed in a single piece with a support part 18 of the body of the outlet 16; this part is placed a removable - the connection being effected by friction or by fitting of complementary shapes - in a separate part of fig. 17, flexible, of annular shape and is provided on its inner face of the grooves which are profiled in the teeth. / p & & p & c. pumps which can be used for the transfer of thick liquids and (or) containing the stones and sand. / p