Hopper
['hɒpə] or ['hɑpɚ]
Definition
(noun.) funnel-shaped receptacle; contents pass by gravity into a receptacle below.
(noun.) someone who hops; 'at hopscotch, the best hoppers are the children'.
Checked by Jacques--From WordNet
Definition
(n.) One who, or that which, hops.
(n.) A chute, box, or receptacle, usually funnel-shaped with an opening at the lower part, for delivering or feeding any material, as to a machine; as, the wooden box with its trough through which grain passes into a mill by joining or shaking, or a funnel through which fuel passes into a furnace, or coal, etc., into a car.
(n.) See Grasshopper, 2.
(n.) A game. See Hopscotch.
(n.) See Grasshopper, and Frog hopper, Grape hopper, Leaf hopper, Tree hopper, under Frog, Grape, Leaf, and Tree.
(n.) The larva of a cheese fly.
(n.) A vessel for carrying waste, garbage, etc., out to sea, so constructed as to discharge its load by a mechanical contrivance; -- called also dumping scow.
Checked by Clifton
Unserious Contents or Definition
A skipper.
Edited by Caleb
Examples
- The conductor from the hopper to the machine is made of two strips of steel, down which the pins, held by their heads, slide. Various. The Wonder Book of Knowledge.
- The raw cotton was put in a hopper, where it was met by the teeth of the saws, and torn from the seeds. Rupert S. Holland. Historic Inventions.
- A diagrammatic sketch of this remarkable machine is shown in Fig. 5, which shows a front elevation with the casings, hopper, etc. Frank Lewis Dyer. Edison, His Life and Inventions.
- When this high speed is attained, masses of rock weighing several tons in one or more pieces are dumped into a hopper which guides them into the gap between the rapidly revolving rolls. Frank Lewis Dyer. Edison, His Life and Inventions.
- A hopper with adjustable feed is supported several feet above a bin having a central partition. Frank Lewis Dyer. Edison, His Life and Inventions.
- The pipe is lowered into contact with the bottom to be excavated and the material is pumped into hopper barges or into a hopper-well in the dredge itself. Various. The Wonder Book of Knowledge.
- In India a drilling hopper had been attached to a plough. William Henry Doolittle. Inventions in the Century.
- The Chinese, probably before that time, had a wheelbarrow arrangement with a seed hopper and separate seed spouts. William Henry Doolittle. Inventions in the Century.
- Normally, a stream of finely divided ore falling from the hopper would fall into that portion of the bin lying to the left of the partition. Frank Lewis Dyer. Edison, His Life and Inventions.
- The pins are put into a vibrating hopper, which slopes slightly towards the sticking machine. Various. The Wonder Book of Knowledge.
- Over each core-maker’s bench is a hopper, connected with the floor of the gallery. Various. The Wonder Book of Knowledge.
- Each machine has but just sufficient powder in its hopper to run until a new supply can reach it. Various. The Wonder Book of Knowledge.
- The mixture was to be poured into the hopper until the entire form was filled, such mixture flowing down and along the horizontal legs and up the vertical members. Frank Lewis Dyer. Edison, His Life and Inventions.
- Almost midway between the hopper and the bin is placed an electromagnet whose polar extension is so arranged as to be a little to one side of a stream of material falling from the hopper. Frank Lewis Dyer. Edison, His Life and Inventions.
- When the skips arrived at the giant rolls, their contents were dumped automatically into a superimposed hopper. Frank Lewis Dyer. Edison, His Life and Inventions.
- The scales are set according to the chemist's weighing orders, and the material is fed into the scales from the hoppers. Frank Lewis Dyer. Edison, His Life and Inventions.
- When the sand is mixed it is dropped through holes in the floor into the hoppers, which deposit the sand on the bench convenient for the core-maker. Various. The Wonder Book of Knowledge.
- Coal cars are dumped into hoppers under the tracks and the coal carried to the top of the piles by conveyors. Various. The Wonder Book of Knowledge.
Checked by Joseph