Patent · US Expired

Portable crusher

US4585179A · kind A · utility

25Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 1984
Grant dateApr 29, 1986
Priority date
Expiry dateMay 31, 2004

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB02C21/02
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A movable crushing apparatus has two skids with wheels. The main skid carrying a crusher and a feeder is adapted to lie on the ground when in use. When moving the apparatus to other place, the point where the two skids are coupled with each other is raised off the ground by a hydraulic jack.

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