Patent ID: 11927203
Assignee: A&A INTERNATIONAL, LLC
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  H  Y | IPC F

Claim 1:
2. A system, comprising:
an accumulator unit configured to store and release hydraulic fluid;
a first variable displacement hydraulic rotational unit;
a first control valve comprising a plurality of ports coupled to the first variable displacement hydraulic rotational unit, the accumulator unit, and an energy input;
a second variable displacement hydraulic rotational unit;
a second control valve comprising a plurality of ports coupled to the second variable displacement hydraulic rotational unit, the accumulator unit, and the energy input; and
a controller configured to:
regulate transfer of energy in the accumulator unit; and
direct the hydraulic fluid to the first and second variable displacement hydraulic rotational units via the first and second control valves.