Patent · US Expired

Finger gripper with state indicator

US4730861A · kind A · utility

20Cited by
3References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 25, 1987
Grant dateMar 15, 1988
Priority date
Expiry dateFeb 25, 2007

Classification

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

Abstract

A positive indication of the closure state of a fingered gripper is provided by a sensor having a first element mounted for motion responsive to the primary finger driver and a second element operable in conjunction with the first element to provide, between the two, a positive indication of the gripper state.

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