New Case 26-tonne short swing excavator
2017-05-31
Case has launched the CX245D SR excavator, a short radius 26-tonner that meets Stage 4 of the emissions regulations without a D.P.F.Read More →
CVT: a potted history of a transmission
2017-05-31
Continuously Variable Transmissions (CVT) for off-road vehicles have been around since the 1990s, but are only now beginning to appear on construction equipment (wheel loaders being the first application; Caterpillar & Liebherr with Doosan next). There may be a concern about the durability of this combined hydrostatic and mechanical driveline, so let me tell you a story. By the mid 1990s Fendt had introduced the first such transmission in a premium agricultural tractor, followed by Steyr. When Case took over Steyr this was going to be the first time a CVT was going to be offered by one of the big boys (in terms ofRead More →
Cat D7E diesel-electric driveline
2017-05-31
Caterpillar’s D7E dozer features a diesel-electric driveline, with a diesel motor driving a generator, which in turn power all the functions of the machine.Read More →