Class F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Subclass 1/20: 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 cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10598167 | Semispherical shoe for swash plate compressor and swash plate compressor | Jul 22, 15 | Mar 24, 20 | NTN Corporation |
| 10590920 | Pump device | Nov 03, 15 | Mar 17, 20 | Danfoss A/S |
| 10584690 | Hydrostatic axial piston machine | Aug 08, 18 | Mar 10, 20 | Robert Bosch GmbH |
| 10557461 | Transmission assembly | Oct 16, 17 | Feb 11, 20 | Hydro-Gear Limited Partnership |
| 10533541 | Hydraulic running surface | Jul 03, 18 | Jan 14, 20 | Hydro-Gear Limited Partnership |
| 10533544 | Swash plate type liquid-pressure rotating device and method of manufacturing same | Mar 31, 15 | Jan 14, 20 | Kawasaki Jukogyo Kabushiki Kaisha |
| 10527029 | Axial piston pump | May 15, 14 | Jan 07, 20 | HYDAC DRIVE CENTER GMBH |
| 10519990 | Hydraulic apparatus | Mar 26, 15 | Dec 31, 19 | YANMAR CO., LTD. |
| 10495074 | Pump arrangement | Nov 03, 15 | Dec 03, 19 | Danfoss A/S |
| 10487811 | Variable displacement swash plate type piston pump | Dec 19, 16 | Nov 26, 19 | Kabushiki Kaisha Toyota Jidoshokki |
| 10487825 | Articulated coupling for piston sealing device | Feb 22, 18 | Nov 26, 19 | Not available |
| 10480142 | Drive device | Jun 20, 16 | Nov 19, 19 | Hydro-Gear Limited Partnership |
| 10465667 | Variable displacement pump | Sep 23, 16 | Nov 05, 19 | KABUSHIKI KAISHA TOYOTA JIDOSHOKKI |
| 10465668 | Axial Piston Machine | Sep 29, 15 | Nov 05, 19 | Robert Bosch GmbH |
| 10458387 | Hydrostatic axial piston machine | Nov 30, 16 | Oct 29, 19 | Robert Bosch GmbH |
| 10443583 | Vibratory drive with hydraulic pulse generator | Nov 23, 16 | Oct 15, 19 | Robert Bosch GmbH |
| 10443584 | Fluid pressure pump and fluid pressure system | Dec 07, 16 | Oct 15, 19 | Nabtesco Corporation |
| 10436184 | Hydraulic device | Feb 08, 16 | Oct 08, 19 | Danfoss A/.S |
| 10422324 | Wear ring for integrated drive generator | Nov 22, 17 | Sep 24, 19 | HAMILTON SUNDSTRAND CORPORATION |
| 10408199 | Hydrostatic axial piston machine of swash plate design with an adjustable swept volume, in particular hydrostatic axial piston pump | Jul 14, 17 | Sep 10, 19 | Robert Bosch GmbH |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0072,196 | Piston Pump with a High Delivery Rate at a Low Rotational Speed and Use of a Piston Pump in a Wind Turbine | Dec 12, 17 | Mar 05, 20 | Not available |
| 2020/0063,723 | HYDRAULIC ROTARY MACHINE | Mar 07, 17 | Feb 27, 20 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) |
| 2020/0063,722 | HYDRAULIC DEVICE | May 02, 18 | Feb 27, 20 | INNAS BV |
| 2020/0011,307 | ROTARY TYPE VALVE PLATE COMPRESSOR | Nov 20, 18 | Jan 09, 20 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; |
| 2019/0390,663 | HYDRAULIC PUMP WITH INLET BAFFLE | Jun 16, 17 | Dec 26, 19 | Not available |
| 2019/0309,738 | Hydrostatic Axial Piston Machine | Apr 04, 19 | Oct 10, 19 | Not available |
| 2019/0277,269 | Hydraulic Actuator | Mar 01, 19 | Sep 12, 19 | Not available |
| 2019/0234,388 | HYDRAULIC MACHINE | Jan 23, 19 | Aug 01, 19 | Not available |
| 2019/0219,041 | PORT PLATE FOR INTEGRATED DRIVE GENERATOR | Jan 18, 18 | Jul 18, 19 | Not available |
| 2019/0211,811 | A HYDRAULIC DEVICE | May 17, 17 | Jul 11, 19 | Not available |
| 2019/0145,388 | HYDRAULIC ROTARY MACHINE AND VALVE PLATE THEREOF | Sep 14, 16 | May 16, 19 | KYB Corporation |
| 2019/0055,931 | HYDRAULIC ROTARY MACHINE | Sep 14, 16 | Feb 21, 19 | KYB Corporation |
| 2018/0156,207 | AXIAL PISTON HYDRAULIC PUMP | Dec 06, 17 | Jun 07, 18 | Not available |
| 2016/0377,066 | WATER-HYDRAULIC MACHINE | Jun 16, 16 | Dec 29, 16 | DANFOSS A/S |
| 2016/0084,241 | ULTRA-HIGH PRESSURE GENERATOR | Sep 02, 15 | Mar 24, 16 | SUGINO MACHINE LIMITED |
| 2016/0076,525 | AXIAL PISTON PUMP | May 15, 14 | Mar 17, 16 | HYDAC DRIVE CENTER GMBH |
| 2016/0025,080 | APPARATUS INCLUDING SWASHPLATES FIXED ON SHAFT ASSEMBLY AND PISTON ASSEMBLIES | Jul 16, 15 | Jan 28, 16 | Not available |
| 2016/0025,081 | HYDRAULIC PUMP WITH DOUBLE DIRECTION OF ROTATION | Mar 27, 14 | Jan 28, 16 | HYDRO LEDUC |
| 2015/0252,763 | FUEL PUMP | Jul 05, 13 | Sep 10, 15 | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 2015/0152,854 | Variable Displacement Compressor | May 20, 13 | Jun 04, 15 | SANDEN HOLDINGS CORPORATION |
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