Storage container for storing powdered or granular materials
US4938372A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Apr 14, 1989 |
| Grant date | Jul 3, 1990 |
| Priority date | — |
| Expiry date | Apr 14, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G11/088
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A storage container for storing powdered or granular materials without causing breakage and fragementation thereof includes a storage container body provided with at its upper portion with an a shock absorbing means accommodated therewithin for alleviating the shock of the materials induced thereinto. The shock absorbing means comprises, in a first aspect, a zigzagged shoot includes a plurality of slant plates extended inwardly alternately from its opposed side wall portions, a plurality of outlets formed below said respective slant plates except the lowermost one and a discharge window formed its upper portion. In a second aspect, it comprises a small and a large shock absorbing members configured to a right circular cone with the former being arranged on the upper side of the latter and disposed concentrically below the inlet. The latter has a drop opening formed at it stop portion. In a third apsect, it comprises a shock absorbing member configured to a right circular cone and disposed below the inlet and a plurality of trough members arranged radially projectingly on the foot edge thereof. In a fourth apsect, it comprises a small and a large slant trough members disposed within…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.