Class F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Subclass 1/113: Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (F04B 3/00 takes precedence; fluid-driven pumps F04B 9/08; control of reciprocating machines or pumps in general F04B 49/00) having cylinders in star- or fan-arrangement the cylinders being movable, e.g. rotary with an actuating or actuated element at the inner ends of the cylinders
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10465669 | Spin pump with spun-epicyclic geometry having piston bores capped with caps including ducts or valves within the rotor | Sep 25, 17 | Nov 05, 19 | Chart Inc. |
| 9945360 | Radial piston pump and wind power generator | Jun 03, 15 | Apr 17, 18 | Hitachi, Ltd. |
| 9771931 | Spin pump with spun-epicyclic geometry | Oct 09, 14 | Sep 26, 17 | CHART INC. |
| 9188116 | High pressure pump | Sep 17, 12 | Nov 17, 15 | KINEMAX SYSTEMS, LLC |
| 9109585 | Pump | Jan 24, 11 | Aug 18, 15 | YASA MOTORS POLAND SP. Z O.O., YASA MOTORS POLAND SP. ZO.O., |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2023/0296,088 | RADIAL ROTARY PISTON MACHINE | Aug 13, 21 | Sep 21, 23 | Not available |
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