Patent · US Expired

Positioning device

US6106397A · kind A · utility

30Cited by
8References
11Claims
0Family size

Inventor

Key dates

Filing dateDec 8, 1997
Grant dateAug 22, 2000
Priority date—
Expiry dateDec 8, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2203/012
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A positioning device for maintaining a user at a datum including a positional sensor for sensing a user's movement away from the datum, motive means to attach to a user's feet so that, when walking, the user is continually returned to the datum, and a controller to receive a signal from the positional sensor to activate the motive means so that it returns the user to the datum whenever the user moves from the datum.

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