×

Shaker conveyor assembly having an electronically controllable stroke speed

  • US 7,650,986 B2
  • Filed: 07/20/2006
  • Issued: 01/26/2010
  • Est. Priority Date: 07/22/2005
  • Status: Active Grant
First Claim
Patent Images

1. A shaker conveyor assembly for moving objects, said assembly comprising:

  • a conveying element adapted for movement in first and second directions in repeated rectilinear fashion so as to convey items placed on said conveying element in one of said directions;

    an electric drive assembly including an electric motor having a rotary output including an output flange operatively interconnected and disposed between said electric drive assembly and said conveying element;

    a control assembly and at least one sensor operatively connected in electrical communication with said control assembly, said sensor adapted to sense rotational movement of said output flange and to communicate the angular position of said output flange to said control assembly; and

    said control assembly in electrical communication with said electric drive assembly and adapted to selectively provide a first level of electrical power to said electric drive assembly during a first portion of said movement of said conveying element and a second level of power to said electric drive assembly during a second portion of said movement of said conveying element, said control assembly further adapted to provide selective control over the duration of said first and said second portions of said movement thereby controlling the speed of each of said directions of said movement of said conveying element.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×