US 11,052,272 B2
Multiple position adjustable exercise device
Lung-Fei Chuang, Taichung (TW)
Filed by Lung-Fei Chuang, Taichung (TW)
Filed on Apr. 15, 2019, as Appl. No. 16/384,901.
Claims priority of application No. 201821371624.4 (CN), filed on Aug. 24, 2018.
Prior Publication US 2020/0061405 A1, Feb. 27, 2020
Int. Cl. A63B 21/00 (2006.01); A63B 21/02 (2006.01); A63B 21/068 (2006.01)
CPC A63B 21/00058 (2013.01) [A63B 21/02 (2013.01); A63B 21/068 (2013.01); A63B 21/00185 (2013.01); A63B 21/4043 (2015.10); A63B 2210/50 (2013.01); A63B 2225/09 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A multiple position adjustable exercise device, comprising:
a lever;
a base, wherein the lever is pivotally connected with the base; and
an elastic member disposed in the base, wherein when the lever rotates relative to the base, the elastic member is stretched or compressed for providing an elastic recovering force;
wherein an initial position of the lever relative to the base is adjustable for adjusting the elastic recovering force;
wherein the multiple position adjustable exercise device further comprises a tooth sleeve, a belt reel, a belt, at least one guiding wheel, a compression spring, a rotating axis, a gasket and a bushing, both of the lever and the base are pivotally connected with the rotating axis, and the rotating axis is passed through each of the gasket, the bushing, the tooth sleeve, the belt reel and the compression spring.