Search results
Results from the WOW.Com Content Network
A grain elevator is a facility designed to stockpile or store grain. In the grain trade, the term "grain elevator" also describes a tower containing a bucket elevator or a pneumatic conveyor, which scoops up grain from a lower level and deposits it in a silo or other storage facility. In most cases, the term "grain elevator" also describes the ...
The technology developed by these industries, and the introduction of steel beam construction, worked together to provide the passenger and freight elevators in use today. Starting in coal mines, elevators in the mid-19th century operated with steam power, and were used for moving goods in bulk in mines and factories. These devices were soon ...
Electrical engineering. Frank Julian Sprague (July 25, 1857 – October 25, 1934) was an American inventor who contributed to the development of the electric motor, electric railways, and electric elevators. His contributions were especially important in promoting urban development by increasing the size cities could reasonably attain (through ...
Elisha Otis. Elisha Graves Otis (August 3, 1811 – April 8, 1861) was an American industrialist and founder of the Otis Elevator Company. [1] In 1853, he invented a safety device that prevents elevators from falling if the hoisting cable fails. [2][3] On March 23, 1857, he installed the first safety elevator for passenger service in the store ...
Another citizen journalist—Priscilla Villarreal of Laredo, Texas, which is located 4.5 hours from Fort Bend County—is asking the Supreme Court to hear her case after local police arrested her ...
Robert Dunbar. Dunbar patent US226047A for grain elevator improvement invention. Robert Dunbar (13 December 1812 – 18 September 1890) was a Scottish mechanical engineer. He designed the first steam-powered grain elevator in the world and the majority of the first grain elevators in Buffalo, New York City, and Canada.
Alexander Miles, circa 1895. Alexander Miles (May 18, 1838 – May 7, 1918) was an African American inventor and businessman, known for being awarded a patent for automatically opening and closing elevator doors. He was awarded U.S. patent 371,207 on October 11, 1887.
A paternoster in Prague Paternoster elevator in The Hague, when it was still in operation. A paternoster (/ ˌ p eɪ t ər ˈ n ɒ s t ər /, / ˌ p ɑː-/, or / ˌ p æ-/) or paternoster lift is a passenger elevator which consists of a chain of open compartments (each usually designed for two people) that move slowly in a loop up and down inside a building without stopping.