71 patents
Page 2 of 4
Utility
Method to control an inverter and inverter with improved controls
23 Aug 22
A motor drive including an inverter and control logic and a method implemented by the control logic to protect an inverter.
Douglas C. Lynn, Shengnan Li, Richard J. Halsey
Filed: 18 May 18
Utility
Fuel management system for a fuel dispensing facility including a fuel deliver system
23 Aug 22
Fuel management systems for a fuel dispensing facility including a fuel delivery system are disclosed.
Jay Jerard Walsh, Lisa Marie O'Leary, Bill Nelson
Filed: 6 Jul 20
Utility
Motor drive system and method
2 Aug 22
A motor drive and method to control a motor in a fluid system.
Adrian Russell Chavis, Steven W. Aikman, Robert L. Wetekamp, Douglas C. Lynn
Filed: 7 Apr 17
Utility
Method and apparatus for limiting acidic corrosion and contamination in fuel delivery systems
21 Jun 22
A method and apparatus are provided for controlling a fuel delivery system to limit acidic corrosion.
Nicholas Schultz, James Novak, Bill Nelson, Randall Boucher, Martin Turnidge, George Risch, Todd Breuer
Filed: 30 Aug 19
Utility
Overfill prevention valve
21 Jun 22
An overfill valve associated with a drop tube segment fluidly connected to a fluid reservoir is described.
Justin Kuehn, David Laundrie, Michael O'Flahrity, Erik Backhaus, Bill Nelson
Filed: 3 Jun 19
Utility
Method and apparatus for limiting acidic corrosion and contamination in fuel delivery systems
7 Jun 22
A method and apparatus are provided for controlling a fuel delivery system to limit acidic corrosion.
Nicholas Schultz, James Novak, Bill Nelson, Randall Boucher, Martin Turnidge, George Risch, Todd Breuer
Filed: 7 Mar 18
Utility
Motor drive system including removable bypass circuit and/or cooling features
31 May 22
A motor control system to drive an alternating-current (AC) motor, including a motor drive with a power circuit and a motor drive controller powered by the power circuit and configured to cause the power circuit to generate a motor voltage; a motor drive contactor having first contacts electrically connected between the power circuit and the AC motor; a bypass contactor having second contacts electrically connected between a line voltage source and the AC motor; and a bypass controller communicatively coupled with the motor drive contactor and the bypass contractor; wherein the motor drive controller is structured to generate a speed reference and to command the bypass controller to connect the AC motor to the line voltage source upon the motor drive controller determining that the speed reference is substantially equal to a line frequency of the line voltage source.
Ryan A. Lauw, Scott E. Leonard, Dalton H. Paull, Andre P. Perra
Filed: 6 Feb 20
Utility
Tank Maintenance Access Chamber
26 May 22
A fuel storage system has a tank access chamber with improved monitoring, servicing and maintenance capabilities.
Lee B. MARKHAM, John R. WEST, William S. NELSON, Paul RIDGE
Filed: 11 Feb 22
Utility
Low Level Water Sensor and Method of Use
5 May 22
A low level water sensor and method of use in, e.g., mitigating acidic corrosion in a fuel storage tank is disclosed.
Todd Breuer, Vitaliy Demin, Randall Boucher, Adam Main
Filed: 1 Nov 21
Utility
Sewage Basin Pump Control Support
14 Apr 22
A wastewater sump assembly for receiving and disposing of undesired fluid and, in some cases, solid waste (collectively “wastewater”).
James J. COFFEY, Petr SRAMEK, Steven C. GRAY
Filed: 21 Dec 21
Utility
Motor drive system and method
29 Mar 22
A water pumping system, a motor drive, and a method of starting pumping by the motor drive.
Jason L. Coney, Jared E. Evans, Lyon van der Merwe
Filed: 20 Oct 17
Utility
In-line pressure boosting system and method
1 Feb 22
A pressure boosting system and a method of using the same to increase fluid pressure in a fluid distribution system are disclosed.
Jeff Roussel, James J. Volk, Doug Lynn
Filed: 19 Aug 19
Utility
Adjustable spill containment system
28 Dec 21
A tank collar has an adjustable mounting surface for a containment sump, such that the containment sump may be adjusted on the tank collar to be substantially plumb, even if the tank collar itself is not plumb.
Michael Christopherson, James Matthew Novak, Bill Nelson
Filed: 26 Nov 19
Utility
Sewage basin pump control support
28 Dec 21
A wastewater sump assembly for receiving and disposing of undesired fluid and, in some cases, solid waste (collectively “wastewater”).
James J. Coffey, Petr Sramek, Steven C. Gray
Filed: 22 Dec 17
Utility
Motor Drive System and Method
23 Dec 21
A motor drive and method to control a motor in a fluid system.
Steven W. Aikman, Robert L. Wetekamp, Douglas C. Lynn, Adrian Russell Chavis
Filed: 7 Apr 17
Utility
Spill containment system
21 Dec 21
A containment sump has a primary container and a secondary container which extends only partway up the outer wall of the primary container.
Jay Jerard Walsh
Filed: 27 Sep 19
Utility
Fuel/water Separator Probe
16 Dec 21
A method and apparatus are provided for controlling a fuel delivery system to limit acidic corrosion.
Todd Breuer, Leon Schuster
Filed: 11 Jun 21
Utility
Water Gulping Detection
11 Nov 21
A method to detect gulping in a pump driven by a motor drive to pump a liquid includes: determining a value of a work indicator corresponding to work performed by a pump pumping a liquid; comparing the value to a first threshold; changing a value of a tracking variable by a first amount if the value of the work indicator is below the threshold; changing the value of the tracking variable by a second amount if the value of the work indicator is above the threshold, wherein the first amount and the second amount have opposite signs; and determining that a gulping event occurred if an absolute value of the tracking variable is larger than an absolute value of a second threshold.
Adrian Chavis, Kevin Michael Fox
Filed: 5 May 21
Utility
Fuel Station Operations Controller and Method to Control Fuel Station Operation
21 Oct 21
A fuel station controller to dispense fuel and drinks, a fuel station including the fuel station controller, and a product management subsystem including sensors communicatively coupled with the fuel station controller.
Martin L. Turnidge, Randall S. Boucher, Vitaliy Demin, Timothy Dyson, III, John J. Gillis, Adam Main, George A. Risch, John Francis Larkin, III
Filed: 25 Apr 19
Utility
Motor drive system and method
31 Aug 21
A water pumping system, a motor drive, and a method of starting pumping by the motor drive.
Jason L. Coney, Jared E. Evans, Robert C. Smith
Filed: 20 Oct 17