Class F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Subclass 1/107: 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 outer ends of the cylinders
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11841009 | Hydrostatic machine comprising a cam ring with adjacent bearings of same outer diameter, and manufacturing method | Jul 03, 19 | Dec 12, 23 | Not available |
| 10697442 | Hydraulic machine having two cylinder capacities and a safety valve | Oct 27, 16 | Jun 30, 20 | Poclain Hydraulics Industrie |
| 10683854 | Radial piston device with reduced pressure drop | May 19, 16 | Jun 16, 20 | Eaton Intelligent Power Limited |
| 10598177 | Pump unit with integrated piston pump and electric motor | May 02, 17 | Mar 24, 20 | Power Packer North America, Inc. |
| 10578084 | Hydraulic device with radial pistons comprising at least one ball bearing | Dec 17, 15 | Mar 03, 20 | Poclain Hydraulics Industrie |
| 10563641 | Distribution device for hydraulic machine | Jul 28, 15 | Feb 18, 20 | Poclain Hydraulics Industrie |
| 10378357 | Hydraulic radial piston device with improved pressure transition mechanism | Jan 14, 16 | Aug 13, 19 | Eaton Intelligent Power Limited |
| 10082027 | Piston unit and hydrostatic radial-piston machine | Jan 13, 16 | Sep 25, 18 | Robert Bosch GmbH |
| 9970436 | Pulsation-free positive displacement rotary pump | May 02, 13 | May 15, 18 | SWISSINNOV PRODUCT SARL |
| 9945360 | Radial piston pump and wind power generator | Jun 03, 15 | Apr 17, 18 | Hitachi, Ltd. |
| 9932827 | Hydraulic radial piston devices | Jan 09, 15 | Apr 03, 18 | EATON INTELLIGENT POWER LIMITED |
| 9784252 | Hydrostatic radial piston machine | Jun 11, 12 | Oct 10, 17 | Not available |
| 9518466 | Hydraulic apparatus having an improved structure for its commissioning | Sep 19, 13 | Dec 13, 16 | POCLAIN HYDRAULICS INDUSTRIE |
| 9512859 | Hydraulic transmission circuit with multiple capacities | Jan 16, 13 | Dec 06, 16 | POCLAIN HYDRAULICS INDUSTRIE |
| 9334956 | Piston unit | Jul 07, 11 | May 10, 16 | ROBERT BOSCH GMBH |
| 9303638 | Variable radial fluid devices in series | Jun 25, 12 | Apr 05, 16 | BELL HELICOPTER TEXTRON INC. |
| 9228571 | Variable radial fluid device with differential piston control | Jun 25, 12 | Jan 05, 16 | BELL HELICOPTER TEXTRON INC. |
| 9188111 | Displacement assembly for a fluid device | Dec 14, 09 | Nov 17, 15 | EATON CORPORATION |
| 9133830 | Fluid device with flexible ring | Oct 30, 09 | Sep 15, 15 | EATON CORPORATION |
| 5632191 | Piston roller alignment configuration for a radial piston mechanism | Nov 13, 95 | May 27, 97 | Poclain Hydraulics |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2023/0400,015 | HYDROSTATIC MACHINE COMPRISING A CAM RING WITH ADJACENT BEARINGS OF SAME OUTER DIAMETER, AND MANUFACTURING METHOD | Aug 29, 23 | Dec 14, 23 | Not available |
| 2018/0156,206 | RADIAL PISTON DEVICE WITH REDUCED PRESSURE DROP | May 19, 16 | Jun 07, 18 | Eaton Corporation |
| 2018/0142,677 | INSERT TYPE ROTOR FOR RADIAL PISTON DEVICE | May 19, 16 | May 24, 18 | Eaton Corporation |
| 2018/0073,492 | HYDRAULIC RADIAL PISTON DEVICE | Sep 01, 17 | Mar 15, 18 | Not available |
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