Patent · US Expired

Industrial robot

US4674947A · kind A · utility

12Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 1985
Grant dateJun 23, 1987
Priority date
Expiry dateSep 18, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25J9/1065
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

There is disclosed in this application an industrial robot comprising: a first arm pivotally supported at its one end for rotation around a first axis; a second arm pivotally supported at its one end by the other end of the first arm for rotation around a second axis parallel to the first axis; a wrist mechanism carried by the free end of the second arm and having at least one degree of freedom; and driving motors for driving the first arm, the second arm and the wrist mechanism, respectively; wherein at least one of the first arm and the second arm is connected to the drive motor through a double link mechanism having a phase difference.

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