Patent · US Expired

Horizontal actuator mechanism for the legs of a walking machine

US4503924A · kind A · utility

16Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 18, 1983
Grant dateMar 12, 1985
Priority date
Expiry dateMar 18, 2003

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB62D57/02
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A leg mechanism and horizontal actuator therefor comprising a frame member, first, second, third and fourth elongate links arranged in a pantograph mechanism, with one corner of the pantograph providing the main mounting point for the leg mechanism, a pair of crank arms connected to two of the links and extending approximately perpendicular to the ends thereof adjacent the main mounting point, and a drive member connected between the first and second crank arms for controlling the angle therebetween.

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