Patent · US Expired

Shredding machine

US4018392A · kind A · utility

45Cited by
4References
10Claims
0Family size

Inventor

Key dates

Filing dateDec 22, 1975
Grant dateApr 19, 1977
Priority date
Expiry dateDec 22, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/2103
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A shredding machine having a housing, a first and a second parallel spaced apart rotatably driven shafts rotatably mounted in the housing at end plates fixedly attached to the housing, driving means in the housing and operably connected to the shafts to drive the shafts counter to each other, a plurality of interfitting cutters having annular cutting surfaces disposed on the shafts and locked against rotation on the shafts by locking means, at least two support rods fixedly attached at their ends to the end plates, the support rods being parallel to each other and to the first and second shafts, a comber interposed between each of the cutters, each comber having at least two openings therethrough, one support shaft in registration with and of slightly smaller diameter than one of the openings to provide mechanical support for each comber, the first and second shafts in registration with and of slightly smaller diameter than another of the openings in each comber to provide further mechanical support for each comber, each comber free floating along the axis of the first and second shafts and the support rods to which the comber is coupled, but mechanically supported substantially pe…

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