Tag : Wooldridge
Forgotten companies: Bucyrus-Erie
The Bucyrus-Erie Company was world famous for it’s range of face shovels, draglines, cranes and other mining and quarry equipment. However, it also made a...
Forgotten companies: Isaacson
Back in time when the track type tractor was still considered a new tool for earthmoving, there were dozens of companies offering attachments to outfit...
Classic Machines: Caterpillar’s DW21 scraper revisited
Born of necessity, the Caterpillar DW21, the great granddaddy of all Caterpillar 2-axle scrapers, went on to become a very successful scraper for Cat and...
The history of the towed scraper
Before the motor scraper there was the towed scraper – one of the first types of bulk earthmoving equipment to be invented. RICHARD CAMPBELL looks...
Classic Machines: Wooldridge’s scraper range
Wooldridge is not a name many of our readers will be familiar with and yet it was an important evolutionary branch of the motor scraper...
Classic Machines: A landmark machine
The Diesel Sixty marked a significant milestone in the development history of the track type tractor in that it was the first such diesel engined...