The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 14, 2017

Filed:

May. 04, 2015
Applicant:

Dyaco International Inc., Taipei, TW;

Inventors:

Hsuan-Fu Huang, Taipei, TW;

Han-Lin Liu, Taipei, TW;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A63B 22/04 (2006.01); A63B 22/00 (2006.01); A63B 22/06 (2006.01); A63B 21/22 (2006.01);
U.S. Cl.
CPC ...
A63B 22/04 (2013.01); A63B 22/0056 (2013.01); A63B 21/225 (2013.01); A63B 22/0015 (2013.01); A63B 2022/0682 (2013.01);
Abstract

An exercise device is provided with a frame, two pedals, two first swing arms, two second swing arms, a resistance device, two link rods, two cranks, two limiting rods, and two roller assemblies. Each first swing arm has two ends, in which one end pivotally connects to the frame, and the other connects to one of the two second swing arms. Each second swing arm has two ends, in which one end connects to one first swing arm, and the other connects to one pedal. The resistance device has an axle. Each crank includes two ends, one end connecting to the axle, and the other connecting to one link rod. Each link rods includes two ends, one end connecting to one crank, and the other connecting to an area of one second swing arm. Each roller assembly connects to one second swing arm, and can slide along one limiting rod.


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