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Electronically adjustable pressure compensated flow control with pressure limiting relief valve |
Michael Gilling, Kyle Ballweg, Jace Birschbach |
2023-01-10 |
| 10125750 |
Radial piston pump assemblies and use thereof in hydraulic circuits |
Joe Pfaff, Bradley Kramer, Dwight B. Stephenson |
2018-11-13 |
| 10072679 |
Systems and methods for selectively engaged regeneration of a hydraulic system |
Jacob Ballweg, Joseph L. Pfaff, Mark Elton |
2018-09-11 |
| 9752597 |
Metered fluid source connection to downstream functions in PCLS systems |
Casey Buschkopf, Darrell Hesse, Joseph L. Pfaff, Jacob Ballweg |
2017-09-05 |
| 9091281 |
System for allocating fluid from multiple pumps to a plurality of hydraulic functions on a priority basis |
Corey K. Quinnell, Joseph L. Pfaff, Jonathan M. Starkey |
2015-07-28 |
| 9032724 |
Command based method for allocating fluid flow from a plurality of pumps to multiple hydraulic functions |
Joseph L. Pfaff, Corey K. Quinnell |
2015-05-19 |
| 8899034 |
Hydraulic system with fluid flow summation control of a variable displacement pump and priority allocation of fluid flow |
Jacob Ballweg, Gary J. Pieper, Corey K. Quinnell, Jonathan M. Starkey |
2014-12-02 |
| 8453783 |
Differential pressure control |
Steve G. Fleischmann, Mark H. Schultz, Lynn A. Russell, Kristen D. Cadman |
2013-06-04 |
| 8215107 |
Flow summation system for controlling a variable displacement hydraulic pump |
Joseph L. Pfaff |
2012-07-10 |
| 7905088 |
Energy recovery and reuse techniques for a hydraulic system |
Dwight B. Stephenson, Joseph L. Pfaff, Keith A. Tabor |
2011-03-15 |
| 7823379 |
Energy recovery and reuse methods for a hydraulic system |
Dwight B. Stephenson, Joseph L. Pfaff, Keith A. Tabor |
2010-11-02 |
| 7654369 |
Hydraulic vibration damper piston with an integral electrically operated adjustment valve |
Todd Michael Murray, Curtis L. Van Weelden |
2010-02-02 |
| 6640834 |
Electrohydraulic valve for controlling a cam shaft phasing mechanism of an internal combustion engine |
Edward A. Flynn |
2003-11-04 |
| 5950429 |
Hydraulic control valve system with load sensing priority |
— |
1999-09-14 |
| 5579642 |
Pressure compensating hydraulic control system |
Raud A. Wilke, Michael Layne, Leif Pedersen, Lynn A. Russell |
1996-12-03 |