Patent · US Expired

Rowing exercise machine

US7226397B1 · kind B1 · utility

6Cited by
22References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 2004
Grant dateJun 5, 2007
Priority date
Expiry dateDec 14, 2025

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA63B2208/0233
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A rowing exercise machine includes a resistance mechanism having a first coupling between first and second spaced disks and resiliently deformable and tensionable in a spiral therebetween to resist rotation, and a second coupling between one of the disks and a user handle to resist movement of the handle and concordant movement of the user on a seat along a track.

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