Patent · US Expired

Discrete proximity detection system

US7171879B2 · kind B2 · utility

92Cited by
455References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 2002
Grant dateFeb 6, 2007
Priority date
Expiry dateJan 8, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T408/96
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A machine is described having at least one dangerous portion. The machine also includes a safety system to detect dangerous proximity between a person and the dangerous portion and perform a predetermined action to limit or prevent injury to the person from the dangerous portion.

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