Elevating scrapers such as this Cat 623G have the advantage of being able to load themselves without the help of a pusher. To the casual observer, the scraper market may seem to be shrinking. But a ...

The H Series wheel tractor-scrapers include the 621H single-engine, open bowl machine, the 623H with elevating scraper and a single engine and the open-bowl 627H with twin engines and all-wheel drive.

Scrapers were originally designed to be pulled behind horses in order to construct canals and ditches in the American west. Modern day counterparts are most commonly found in mines or on very large ...

The Miami Trailer-Scraper Co. offered scrapers that were rear dumping. Hoisting was performed either through the drive wheels or, with a special attachment for the tractor, by means of powered winch.

Mr O’Bryan, founder of Swan Hill-based Murray Valley Lasers, has just released the new O’Bryan HD Highlift earthmoving carry-grade scraper. The machine, with its 4.5m working width, was put through ...

The original elevating graders (EGAs) were drawn by stock, and tractor-drawn elevating graders were used into the 1940s before being rendered obsolete by advances in belt loader and scraper technology ...