An electric pump supplies the VAQ unit with varying degrees of
pressurised hydraulic fluid; this oil operates a pack of clutches that can lock the driveshaft to the diff cage, and therefore, essentially, the other driveshaft too.
Not exact matches
Fracking — or
hydraulic fracturing — is a process in which rocks are deliberately fractured to release oil or gas by injecting highly
pressurised fluid into a borehole.
This system uses a belt or camshaft driven pump from the engine to
pressurise a special
hydraulic fluid, which then powers the brakes, suspension and power steering.