Patent · US Expired

Unloading system for therapy, exercise and training

US6273844A · kind A · utility

54Cited by
34References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 25, 2000
Grant dateAug 14, 2001
Priority date
Expiry dateAug 25, 2020

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA63B2225/30
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

An apparatus for unloading a user's body weight during physical activity comprising: a frame; a pair of straight springs pivotably extending from an upper portion of the frame and having distal ends spaced apart from each other; and a fluid-operated lift system for raising the distal ends of the straight springs to provide a lifting force for the user.

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