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US 9,511,527 B2Granted
Universal feeding system for extruders
AssigneeKing Abdulaziz City for Science and Technology (KACST)
InventorFares D Alsewailem
Life of this patent
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Abstract
A novel universal main feeder is described for cutting the large items into smaller items before they are fed into the feeder, hopper of the extruder. The sensor based control and the cutting device based resizing and quantity control enables a non-clog and smoother operation for recycling or waste management. The unique design of interchangeable cutting device enables the user to fit the pertinent cutting device blade, knives, shredders or hammer mills.
Claims9
A recycling system, comprising:
- a universal main feeder having a cutting device run by a motor and a container to receive an item for disposal, wherein the cutting device is changeable;
- wherein the item has an initial size that is large;
- wherein the universal feeder cuts the item that is large to a smaller size item to be fed into a feeding device;
- a shaft residing in the universal main feeder connecting the cutting device and the motor;
- the feeding device connected to the universal main feeder and an extruder inlet to allow the smaller size item received from the universal main feeder to the extruder inlet;
- a sensor to control the speed of the motor and the speed of a second motor to manage an in-flow into the universal main feeder and an out-flow to the extruder inlet along with determining a specific shape and a specific size of the item to be fed into the feeding device;
- and
- an extruder to process and send the item that has been reduced in a specific shape and a specific size using the universal main feeder and the feeding device to a die to make a new reusable product.
5 more elements
Dependencies are inferred from the claim text.