| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a plunger pump that cannot only reduce the number of components but also reduce working hours for assembling the components. <P>SOLUTION: A plunger pump 1 includes: a pump body 100 having a cylinder hole 10; a plunger 30 reciprocating in the cylinder hole 10; and a bottomed cylindrical sealing member 20 which seals the opening part 13 of the cylinder hole 10. The sealing member 20 has a leaf spring 23 formed to bend a part of a peripheral wall part 21 inside to exert pressing force from the leaf spring 23 to the plunger 30 projecting inside the peripheral wall part 21. <P>COPYRIGHT: (C)2013,JPO&INPIT |
