Patent · US Expired

Chopper blade assembly

US4600160A · kind A · utility

7Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 20, 1984
Grant dateJul 15, 1986
Priority date
Expiry dateSep 20, 2004

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB02C18/18
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A continuous chopper assembly including a housing having received therein a rotatable shaft, a plurality of blade members, means for mounting said blade members on said shaft for rotation therewith, inlet means in said housing for the delivery of material thereinto for comminution by said blade members, and drive means for rotating said shaft. Said blade members each include a curved cutting edge and a further abutment edge, wherein said mounting means for each blade member includes a pivot member for providing of the corresponding blade member about a pivot axis remote from said curved cutting edge during the rotation of said shaft. Said assembly further includes a stop member for each blade member mounted on said mounting means downstream for the corresponding pivot member in the direction of rotation of the blade members and positioned in the path of travel of the abutment edge of the corresponding blade member such that said corresponding blade member engages said stop member, during rotation of said drive shaft.

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