Patent · US Expired

Machines for classifying pharmaceutical capsules

US4402412A · kind A · utility

9Cited by
5References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 22, 1980
Grant dateSep 6, 1983
Priority date
Expiry dateDec 22, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB07C5/04
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A device for insertion into the flow line of a high speed capsule classifying machine, having a capsule receptacle mounted on a movable gate, and a control circuit for detecting nonuniform capsules on the receptacle to position the gate and thereby move the receptacle in front of an air pressure jet to remove the nonuniform capsule from the receptacle, and then reposition the receptacle back into the capsule flow line.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.