Patent · US Expired

Universal grinder with reciprocal feeder

US5205496A · kind A · utility

72Cited by
22References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 1991
Grant dateApr 27, 1993
Priority date
Expiry dateJun 5, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB02C2013/28645
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A hammer mill apparatus for comminuting materials such as wood, branches, twigs, leaves, grasses, hay, and the like, features a reciprocating batch feeder for feeding the materials to be comminuted into a rotary grinder. Adjustable and spring biased feed drum and metering roller meters the material into the hammer mill. The positions of a series of adjustable curved grinding teeth changes the sizes of the comminuted particles.

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