Patent · US Expired

Apparatus for conveying a solid particular material

US5687881A · kind A · utility

90Cited by
8References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 1995
Grant dateNov 18, 1997
Priority date
Expiry dateOct 18, 2015

Classification

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

Abstract

An improved apparatus for conveying solid particulate material which includes a generally flexible receptacle fixedly situated within a frame. The receptacle has a top, a bottom, at least one wall defining an interior and a longitudinal axis perpendicular with the top and bottom. The improvement comprises a dump structure at the bottom comprising a dump aperture, a first flap, and a second flap. The first flap has a first connection along a first flap width with the wall and with the frame adjacent to the dump aperture, extends a first length from the first connection, and is swingable about the first connection from a first position blocking the dump aperture toward an open position. The second flap has a second connection along a second width with the wall and with the frame adjacent to the dump aperture and is swingable about the second connection from a closed position blocking the dump aperture toward an open position. The dump structure further comprises at least one side flap being connected with the wall adjacent to the dump aperture intermediate the first flap and the second flap. Each side flap has a third connection along a third width with the wall and a fourth connecti…

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