Automatically controlled weigh feeding apparatus

USRE30967E · kind E · reissue

Assignee

• Acrison, Inc. · US

Inventors

• Angelo Ferrara · Fairfield, US
• Ronald J. Ricciardi · Woodcliff Lake, US
• Alexander Urban · Gifhorn, DE

Key dates

• Filing date: Feb 25, 1980
• Grant date: Jun 15, 1982
• Expiry date: Feb 25, 2000

Classification

• Technology area (CPC —): General

Abstract

Disclosed herein is an automatically controlled weigh feeding system including a container prefilled with a substance, a device for discharging the substance from the container at a controllable rate, apparatus for weighing the container and its contents and for producing an electrical signal proportional to that weight, apparatus actuated by the electrical signal for controlling the discharge of the substance from the container, and a detector circuit actuated by the electrical signal for producing an output which is responsive to predetermined excessive excursions of the electrical signal for locking the discharge control apparatus against deviation during the time of the excessive excursion. .Iadd.