Hydrostatic transmissions, or HST, have been available in the construction marketplace for quite a while on crawler dozers, with similar designs on excavators. But it’s only within the past decade ...

Hydrostatic transmissions, or HST, have been available in the construction marketplace for quite a while on crawler dozers with similar designs on excavators. But it’s only within the past decade that ...

The 301.8C mini hydraulic excavator features an 18.1 hp engine and increased hydraulic flow and pressure. The two-speed excavator’s variable displacement hydraulic pump prevents stalling, and the ...

Trondheim-based ChapDrive’s technology would slim down and simplify transmission systems by doing away with the mechanical gearbox, frequency converter and transformer. In their place would be a ...

WEST LAFAYETTE, Ind. - Researchers at Purdue University have shown how to reduce fuel consumption and dramatically improve the efficiency of hydraulic pumps and motors in heavy construction equipment.