Patent · US Active

Range of motion machine and method and adjustable crank

US9352189B2 · kind B2 · utility

0Cited by
1References
15Claims
0Family size

Inventors

Key dates

Filing dateApr 28, 2015
Grant dateMay 31, 2016
Priority date
Expiry dateApr 28, 2035

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA63B2208/0252
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A range of motion machine having two or four cranks driven directly by motors without exposed gears or chains. The speed and direction of crank rotation and the length of the crank arms may be varied with electronic controls. Crank arm length may be varied whether the crank is stationary or rotating. The cranks and motors are mounted at the top of pedestals which are adjustable in height.

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