Patent · US Expired

Robot gripper passively locked

US4878705A · kind A · utility

59Cited by
2References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 18, 1988
Grant dateNov 7, 1989
Priority date
Expiry dateMar 18, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S294/907
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

The disclosure relates to a gripper arm for use in conjunction with a robotic arm for gripping a tool wherein the tool is retained in the gripper arm until a positive action signal and lack of pressure from the tool are simultaneously provided. The tool cannot be discharged from the gripper arm under other conditions including power loss to the robotic device.

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