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Drop-bottom gondolas, for example, are low-sided open-topped cars where much of the floor of the car is composed of trapdoors. [ 5 ] [ 6 ] While drop-bottom cars could usually be used for other purposes, side-dump cars and hopper cars with sloping floors to guide the cargo to unloading doors can only be used for bulk cargo.
Huletts at the Pennsylvania Railroad ore docks at Cleveland.The nearest Hulett is discharging into the hopper, while the next is lowering its bucket into the hold. The Hulett was an ore unloader that was widely used on the Great Lakes of North America.
A bulldozer, excavator, or wheeled loader will outperform a tracked loader under specific conditions, but the ability of a tracked loader to perform almost every task on a job site is why it remains a part of many companies' fleets. The first tracked loaders were built from tracked tractors with custom-built loader buckets. The first loaders ...
John Deere Front end loaders CAD model tracing of a tractor mounted loader mechanism CAD model tracing of a skid loader mechanism. A loader is a heavy equipment machine used in construction to move or load materials such as soil, rock, sand, demolition debris, etc. into or onto another type of machinery (such as a dump truck, conveyor belt, feed-hopper, or railroad car).
Original file (1,275 × 1,650 pixels, file size: 28.78 MB, MIME type: application/pdf, 26 pages) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
The word stevedore (/ ˈ s t iː v ɪ ˌ d ɔːr /) originated in Portugal or Spain, and entered the English language through its use by sailors. [3] It started as a phonetic spelling of estivador or estibador (), meaning a man who loads ships and stows cargo, which was the original meaning of stevedore (though there is a secondary meaning of "a man who stuffs" in Spanish); compare Latin ...
Baggage handler unloading baggage from a bag belt at Detroit Metropolitan Airport. In the airline industry, a baggage handler is a person who loads and unloads baggage (suitcases or luggage), and other cargo (airfreight, mail, counter-to-counter packages) for transport via aircraft.
A wheeled front loader at work. This wheeled tractor is equipped with a large bucket, which can be raised or lowered by hydraulic arms.. A heavy equipment operator operates heavy equipment used in engineering and construction projects.