Patent · US Expired

Waste material testing apparatus

US4184424A · kind A · utility

9Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 27, 1978
Grant dateJan 22, 1980
Priority date
Expiry dateApr 27, 1998

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB30B9/3042
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A waste material testing apparatus which is portable, economically manufactured, suitable for a wide variety of waste materials, sturdy enough to withstand the required compacting pressures, and equipped with a means to enable the viewing of the interior of the attendant container section to observe the compacting efficiency of the apparatus.

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