Patent · US Expired

Head equipment with articulated arm

US5272422A · kind A · utility

9Cited by
6References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 12, 1992
Grant dateDec 21, 1993
Priority date
Expiry dateFeb 12, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2027/0154
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A head equipment comprises a component such as a helmet connectable to the head of a wearer and movable by the wearer in a limited field, with at least five degrees of freedom. It comprises an arm constituted by articulated segments giving the component at least five degrees of freedom with respect to the fixed structure and linking the component to a fixed structure.

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