Patent · US Expired

Therapeutic leveraging device

US5253639A · kind A · utility

23Cited by
14References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 13, 1991
Grant dateOct 19, 1993
Priority date
Expiry dateNov 13, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S482/907
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A device for flexing a person's knee joint is described. The device contains a seat harness, an element for grasping the foot of a user, line cord, and an element for connecting the seat harness to the line cord. Movement of the line cord by the user causes movement of the foot grasping element.

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