Tag : Caterpillar

Classic Machines Scrapers

A more modern look at the Allis-Chalmers TS-200 motorscraper

Gill Prentice
Although it was not an original Allis-Chalmers design, the model TS-200 motorscraper paved the way for a far more successful machine in Allis’ product line,
Classic Machines Forgotten companies

Forgotten companies: Tractomotive

Charles Fairbairn
An exceptionally versatile tool, the wheel loader has found a use in all phases of construction as well as quarry and aggregate production, material recycling,
Classic Machines Scrapers

Classic Machines: The John Deere 762 scraper

Charles Fairbairn
John Deere was one of the pioneers of elevating scrapers in the USA. But what to do when your existing technology is out of date?
Classic Machines Tractors

Classic Machines: The Vickers VR180 tractor

Charles Fairbairn
As a result of their experience manufacturing tanks during WWII, Vickers-Armstrong of Newcastle, England decided to build a track-type tractor to take on the Americans.  
Classic Machines Scrapers

The history of the towed scraper

Charles Fairbairn
Before the motor scraper there was the towed scraper – one of the first types of bulk earthmoving equipment to be invented.   RICHARD CAMPBELL looks
Bulldozer Classic Machines

Classic Machines: LeTourneau’s LW12 Tournatractor

Charles Fairbairn
 LeTourneau was first of the blocks with a wheeled bulldozer, a roadable and manoeuvrable machine suited to many earthmoving jobs. Here we take a closer
Classic Machines Scrapers

Classic machines: The Caterpillar 631A scraper

Charles Fairbairn
A direct descendent of the 1950s DW21, the 631A was introduced in 1960 and was the second of Caterpillar’s new ‘600’ series motor scrapers to
Classic Machines

Classic Machines: The Terex 72-81 wheel loader

Charles Fairbairn
Following on from the success of its smaller 72 series wheel loaders, Terex decided to take on the big boys with the 72-81. By Richard
Classic Machines Scrapers

Classic Machines: The International Harvester 270 PayScraper

Charles Fairbairn
Ten years ago, when I first wrote about the International 270 PayScraper (Contractor, September 2005), the article was heavily abridged to fit available publishing space. Also,
Classic Machines

Forgotten companies – Hough

Charles Fairbairn
Among the many people who invented iconic, useful and lasting pieces of earthmoving equipment was Frank G. Hough (pronounced “huff”), Richard Campbell explains. Frank Hough