hopper


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Related to hopper: Edward Hopper

hopper

1. a funnel-shaped chamber or reservoir from which solid materials can be discharged under gravity into a receptacle below, esp for feeding fuel to a furnace, loading a railway truck with grain, etc.
2. any of various long-legged hopping insects, esp the grasshopper, leaf hopper, and immature locust
3. an open-topped railway truck for bulk transport of loose minerals, etc., unloaded through doors on the underside
4. Computing a device formerly used for holding punched cards and feeding them to a card punch or card reader

hopper

[′häp·ər]
(engineering)
A funnel-shaped receptacle with an opening at the top for loading and a discharge opening at the bottom for bulk-delivering material such as grain or coal.

hopper

1. A funnel-shaped bin or chute; used to store loose construction materials, such as crushed stone or sand.
2. One of two barriers on both sides of a hopper light to prevent airflow through the side openings at the ends of the inward-sloping pivoted sash (ventilator, 2).
3. A water tank which releases its contents through a pipe at the bottom; esp. used with a water closet.
4. A water-closet bowl, esp. one that is funnel-shaped.

hopper

A tray, or chute, that accepts input to a mechanical device, such as a disk duplicator or printer. In the days of punch cards, millions of cards were numerically or alphabetically organized by placing them into the hopper of a card sorter, taking them out of all the stackers and putting them back into the hopper for the next card column.


Sorter Hopper
In the 1940s and 1950s, millions of punch cards were placed into hoppers on IBM sorters such as this one. The hoppers were also fitted with two-foot extensions that held more cards. (Image courtesy of The Computer History Museum, www.computerhistory.org)








Paper Hoppers
This Dataproducts laser printer holds 250 sheets of paper in the top hopper and 2,000 in the bottom. (Image courtesy of Hitachi Koki Imaging Solutions, Inc.)
References in periodicals archive ?
To complete the operation the "lid", which had been lifted through the hole with chain blocks prior to the hopper installation, was refitted.
Hury: Black and Peacock Spider, Bibio, Kate McLaren, Black Hopper, Orange Fritz, Fritz Cat's Whisker.
Hammon said that the Hopper Hammer has helped to solve his problem and he has since installed four additional Hopper Hammers at the plant.
Portia de Rossi, James Coburn and his wife, Paula Murad, Marisa Tomei and Courteney Cox Arquette were among the faces anxious to see the exhibit and to hear what Hopper had to say about his longtime friend, who died in 1987.
The record for the largest, heaviest hopper ever conceived may go to a leaping battle tank patented in 1945 by Henry W.
Dennis Hopper did bury George Cukor, just as he promised he would at that long-ago party.
With the Hopper Transfers app, customers can set up their Hopper with Sling to prepare television recordings for mobile viewing.
The Hopper Duo is Wi-Fi enabled and includes the modern Hopper user interface with HD graphics and easy content discovery; a 500 GB hard drive to record up to 125 hours of HD DVR; compatibility with Amazon Alexa voice control ; universal search; audio capability via Bluetooth via adapter; Picture-in-Picture view; remote control locator and apps like Game Finder, Pandora and DISH On-Demand; Soon we will also have Netflix.
The event was called "Night at the Museum" and brought together more than 200 Hopper Information Services Center employees, their families, and members of the Navy Historical Foundation.
The six hoppers were divided into two banks of three hoppers, with a 500-cfm dryer for each hopper bank.
Hopper of Florida, Norman Hopper and his wife Bertha of Marlborough, Nelson "Micky" Hopper and his girlfriend Janet Royal, Brian A.
The ram position indicator shows the position of the ram or plunger in the hopper of the mixer, and is considered part of the hopper assembly, it is an extremely valuable tool for optimizing the batch weight for both Banbury and Intermix mixers.