Tag : LeTourneau

Classic Machines Contractor Scrapers

Classic Machines: LeTourneau’s Model A Tournapull

Charles Fairbairn
R.G LeTourneau conceived the idea of the self-propelled motor scraper while recovering from a near-fatal auto accident.  He approached Caterpillar with the concept but they
Forgotten companies

Forgotten companies: Carco

Charles Fairbairn
Many of the readership will identify the name Carco as being associated with logging winches and forestry equipment. However, Carco’s roots go much further back
Classic Machines Tractors

Classic Machines: The Allis-Chalmers HD-19 revisited

Charles Fairbairn
Allis-Chalmers led the charge for a bigger, higher horsepower track type tractor following World War Two. The resulting model HD-19 was a breakthrough in many
Classic Machines Tractors

Classic Machines: Caterpillar’s D7 tractor -‘the early years’

Charles Fairbairn
The iconic Caterpillar D7 has been in continuous production in various versions since 1935. They have fought in three major conflicts – WWII, Korea &
Classic Machines Forgotten companies

Forgotten companies: Bucyrus-Erie

Charles Fairbairn
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
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: Isaacson

Charles Fairbairn
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 Scrapers

Classic Machines: Caterpillar’s DW21 scraper revisited

Charles Fairbairn
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
Classic Machines Scrapers

Classic Machines: Wabco 229 Series – End of a long lineage

Charles Fairbairn
In a successful attempt to keep up with the competition, Wabco finally incorporated full hydraulic controls into the Model C Tournapull. By Richard Campbell. Starting
Classic Machines Scrapers

Classic Machines: RG Le Tourneau’s L-series Pacemaker

Charles Fairbairn
Le Tourneau was a visionary machine designer. His innovative electric wheel, developed for the L-series Pacemaker motorscraper, is now used in most mining trucks. Only