US2012108397A1PendingUtilityA1

Leg Stretching Device

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Assignee: TSAI JAO-HSINGPriority: Nov 2, 2010Filed: Jun 2, 2011Published: May 3, 2012
Est. expiryNov 2, 2030(~4.3 yrs left)· nominal 20-yr term from priority
Inventors:Jao-Hsing Tsai
A63B 21/0557A63B 21/4033A63B 21/0421A63B 22/0023A63B 22/0015A63B 2022/0038A63B 21/00069A63B 21/4047
44
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Claims

Abstract

A leg stretching device includes a frame having multiple lugs so as to be pivotably connected with first and second pedals. Two first protrusions extend from the first and second pedals respectively. Two side extensions respectively extend from two ends of the frame. A rod is connected to the mediate portion of the frame by an angle adjusting member. Two second protrusions extend from two sides of the rod respectively. Two resilient bands are respectively connected to the two first protrusions and the two second protrusions. The angle adjusting member adjusts the tensions of the two resilient bands. Two extension portions are respectively connected to the two side extensions and each extension portion has a support rod. The first and second pedals each have multiple positioning holes facing the support rod so as to adjust the angle of stretching.

Claims

exact text as granted — not AI-modified
1 . A leg stretching device comprising:
 a frame having multiple lugs on two sides thereof, first and second pedals pivotably connected to the lugs, two first protrusions extending from the first and second pedals respectively, two side extensions respectively extending from two ends of the frame;   a rod connected to a mediate portion of the frame by an angle adjusting member, two second protrusions extending from two sides of the rod respectively, two resilient bands respectively connected to the two first protrusions and the two second protrusions, the angle adjusting member adjusting tensions of the two resilient bands, and   two extension portions respectively connected to the two side extensions and each extension portion having a support rod connected thereto, the first and second pedals each having multiple positioning holes facing the support rod.   
     
     
         2 . The device as claimed in  claim 1 , wherein a through hole is defined in the rod and two fan-shaped plates are respectively located on two sides of the rod and located corresponding to the through hole, each fan-shaped plate has multiple curved notches, a pin extends through the through hole and engaged with one of the curved notches of each of the fan-shaped plates to set up an angle of the rod relative to the frame.

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