Patent · US Expired

Apparatus for discharging particulate solids

US5322195A · kind A · utility

18Cited by
6References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 7, 1991
Grant dateJun 21, 1994
Priority date
Expiry dateOct 7, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65D90/205
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Apparatus for discharging particulate solids from a flexible bag wherein a lower end of the bag and its spout are located within a hopper with the spout accessible through an opening in the hopper wall and wherein a constricting device is included for choking the bag spout to restrict flow therethrough so that the spout can be tied off and closed by access through the hopper wall opening.

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