Patent ID: 11867045
Assignee: BJ ENERGY SOLUTIONS, LLC
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC E  F | IPC E  F

Claim 3:
4. The method of claim 3, wherein the hydraulic fracturing pump comprises a drive assembly including the crankshaft and at least one planetary gearbox arranged at an end of the corresponding opposite ends of the hydraulic fracturing pump, and wherein driving the opposite ends of the crankshaft includes:
rotating a sun gear of the planetary gearbox coupled to a first one of the opposite ends of the crankshaft, the rotation of the sun gear being translated to a ring gear by a plurality of planetary gears arranged between the sun gear and the ring gear;
driving a first pinion gear with the rotation of the ring gear, the first pinion gear engaged with a connector shaft at a first end thereof; and
driving a second pinion gear engaged with the connector shaft at a second end thereof, the second pinion gear configured to engage with and drive rotation of the crankshaft from a second one of the opposite ends of the crankshaft.