Class F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Subclass 1/14: 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 stationary cylinders
| 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 |
| 10598162 | Pump and a desalination system including the pump | Oct 20, 16 | Mar 24, 20 | KATADYN DESALINATION, LLC |
| 10598146 | Hydraulic pump-motor | Aug 08, 14 | Mar 24, 20 | Komatsu Ltd. |
| 10590908 | Hydrostatic axial piston motor of bent-axis construction | Nov 20, 17 | Mar 17, 20 | Robert Bosch GmbH |
| 10527036 | Pump housing with inline valve | Aug 23, 16 | Jan 07, 20 | Not available |
| 10465679 | Electric motor driven pump | Oct 10, 14 | Nov 05, 19 | EATON INTELLIGENT POWER LIMITED |
| 10451027 | Axial piston machine with outlet control | Mar 09, 16 | Oct 22, 19 | Mahle International GmbH |
| 10443583 | Vibratory drive with hydraulic pulse generator | Nov 23, 16 | Oct 15, 19 | Robert Bosch GmbH |
| 10422325 | Piston engaging with valve for self-priming in fluid sprayers | Sep 14, 17 | Sep 24, 19 | GRACE MINNESOTA INC. |
| 10378523 | Supplying device of fixed colorants volume for a colorant dispenser | Mar 06, 13 | Aug 13, 19 | Zhengzhou Sanhua Technology & Industry Co., Ltd |
| 10371119 | Hydroelectric power system and pump | Dec 05, 17 | Aug 06, 19 | YOURBROOK ENERGY SYSTEMS LTD. |
| 10316839 | Pump plunger for a linearly actuated pump | Dec 14, 16 | Jun 11, 19 | Caterpillar Inc. |
| 10309380 | Rotary axial piston pump | Nov 16, 11 | Jun 04, 19 | Ocean Pacific Technologies |
| 10281042 | Cylinder drum of a hydrostatic axial piston machine having a wear-resistant layer | Aug 17, 17 | May 07, 19 | Robert Bosch GmbH |
| 10247177 | Positive displacement machines and methods of increasing load-carrying capacities thereof | Jul 12, 16 | Apr 02, 19 | Purdue Research Foundation |
| 10215170 | Pump-regulator combination with power limitation | Sep 30, 16 | Feb 26, 19 | Robert Bosch GmbH |
| 10174746 | Piston drive assembly | Dec 02, 15 | Jan 08, 19 | Not available |
| 10161393 | Mechanical drive system for a pulseless positive displacement pump | Dec 22, 14 | Dec 25, 18 | Graco Minnesota Inc. |
| 10145366 | Hydraulic arrangement | Feb 08, 16 | Dec 04, 18 | Danfoss A/S |
| 10107279 | Unitary fluid flow apparatus for inflating and deflating a device | Dec 10, 12 | Oct 23, 18 | Kongsberg Automotive AB |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0072,201 | PUMP ASSEMBLIES AND PUMPING SYSTEMS INCORPORATING PUMP ASSEMBLIES | Sep 17, 18 | Mar 05, 20 | NATIONAL OILWELL VARCO L.P. |
| 2019/0360,473 | WOBBLE PUMP COMPRISING A WOBBLE PLATE | Jan 16, 18 | Nov 28, 19 | Not available |
| 2019/0323,499 | Linear Hydraulic Pump for Submersible Applications | Jun 29, 19 | Oct 24, 19 | GE Oil & Gas ESP, Inc. |
| 2019/0211,817 | HIGH-PRESSURE POSITIVE DISPLACEMENT PLUNGER PUMP | Jan 08, 19 | Jul 11, 19 | Not available |
| 2019/0145,387 | MULTI-CHAMBER WOBBLE PLATE PUMP | Nov 16, 17 | May 16, 19 | Not available |
| 2019/0120,215 | VARIABLE CONTROLLED RECIPROCATION DEVICE FOR FLUIDS | Oct 23, 18 | Apr 25, 19 | Not available |
| 2018/0298,885 | PUMP | Apr 17, 18 | Oct 18, 18 | Not available |
| 2018/0010,587 | DURABLE CANTED OFF-AXIS DRIVER FOR QUIET PNEUMATIC PUMPING | Jun 16, 17 | Jan 11, 18 | Not available |
| 2017/0218,929 | HYDRAULIC TRANSAXLE | Apr 13, 17 | Aug 03, 17 | KANZAKI KOKYUKOKI MFG. CO., LTD. |
| 2016/0252,080 | VARIABLE DISPLACEMENT PUMP | Nov 27, 14 | Sep 01, 16 | SCHAEFFLER TECHNOLOGIES AG & CO. KG |
| 2016/0084,240 | Integrated Pump Pressure Washer | Nov 25, 15 | Mar 24, 16 | GXI HOLDINGS, LLC |
| 2016/0003,237 | PUMP DISCHARGE FLOW-RATE CONTROL DEVICE | Mar 06, 14 | Jan 07, 16 | KYB CORPORATION |
| 2015/0275,891 | INTEGRATED MOTOR AND PUMP ASSEMBLY | Mar 27, 15 | Oct 01, 15 | SCHLUMBERGER TECHNOLOGY CORPORATION |
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