Patents in subclass Pumps/Annular-Type Distributors
Parent class: Pumps
| Number | Patent title | Issue Date |
|---|---|---|
| 07074022 | Discharge valve assembly for reciprocating compressors A reciprocating compressor including cylinder block with a plurality of cylinder bores. A piston is positioned in each bore and mounted to move in response to the a crankshaft, causing each piston to reciprocate within the cylinder bore.... |
07/11/2006 |
| 6095775 | Single-acting manual pump for lubrication line, with deformable valve element A single-acting manual pump for feeding lubricant to metering units provided in a lubrication line, of the type comprising a body (10) housing a piston (1) movable within a chamber (2) against the action of elastic means (3), and... |
08/01/2000 |