| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a reciprocating pump device excellent in also lubricating and heat radiating performance. SOLUTION: In this constitution, pump action changing a capacity of an oil seal-cross head space 20 by a reciprocating motion of a cross head 5 is utilized, lubricating oil in a crankcase 1 is introduced to the oil seal-cross head space 20, delivered from it to outside the crankcase 1 through a crossing hole 22, and supplied to a lubricated part 6 in the crankcase 1 through a connection means 14.</p> |
