Patent · US Expired

Five bar linkage mechanism

US4878374A · kind A · utility

17Cited by
9References
12Claims
0Family size

Inventor

Key dates

Filing dateMay 20, 1988
Grant dateNov 7, 1989
Priority date
Expiry dateMay 20, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB30B15/04
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A five bar articulating mechanism having the bars pivotally linked one to another forming a closed loop. Any one of the bars is intermittently rigidly joined to an adjacent bar to convert the five bar mechanism to a four bar mechanism.

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