Patent · US Expired

Rotating drum spreader

US4162752A · kind A · utility

2Cited by
5References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 5, 1977
Grant dateJul 31, 1979
Priority date
Expiry dateJul 5, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB07B1/24
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A powder dispensing device having a powder storage bin with a powder discharge area, a perforated drum rotatably mounted within the bin adjacent to the powder discharge area and a wiper blade mounted within the drum and engaging the interior surface of the drum near the powder discharge area.

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