US2023144081A1PendingUtilityA1

Pad for strengthening muscle of sole of foot, and insole including same

Assignee: ONLY ONE LAB INCPriority: Oct 30, 2020Filed: May 18, 2021Published: May 11, 2023
Est. expiryOct 30, 2040(~14.2 yrs left)· nominal 20-yr term from priority
Inventors:Su Kyoung Lee
A43B 17/02A43B 7/1445A43B 17/00A43B 7/142A43B 7/143A43B 7/144A43B 7/1425A43B 7/141A43B 7/1435A43B 7/149A43B 7/145
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Claims

Abstract

The present invention relates to a pad for strengthening the muscle of the sole of the foot, and an insole including same. The subject matter of the present invention is a pad for strengthening the muscle of the sole of the foot, and an insole including same, the pad comprising: an arch support part for supporting the arch portion; a forefoot support part formed at the front of the arch support part to support the forefoot portion; and a connecting passage part for connecting the arch support part and the forefoot support part, wherein weight moves to the forefoot portion through the outer side of the sole of the foot after a load is applied to the rearfoot portion during walking, and the metatarsal bones come into contact with the forefoot support part and are stimulated so that driving power is generated in the direction between the big toe and the second toe, and thus walking is corrected.

Claims

exact text as granted — not AI-modified
1 . A pad for strengthening a muscle of a sole of a foot, the pad comprising:
 an arch support part configured to support an arch portion;   a forefoot support part formed in front of the arch support part and configured to support the forefoot portion; and   a connecting passage part configured to connect between the arch support part and the forefoot support part,   wherein a load is applied to a rearfoot during walking, a weight moves to a forefoot portion through an outer side of the sole, and then metatarsal bones contact the forefoot support part and are stimulated to generate a driving force in a direction between a big toe and an index toe, thereby correcting walking.   
     
     
         2 . The pad of  claim 1 , wherein a cushion material is inserted into the pad. 
     
     
         3 . The pad of  claim 1 , wherein an inside of the pad is filled with a fluid to maintain a pressure. 
     
     
         4 . The pad of  claim 1 , wherein an elastic force between the arch support part and the forefoot support part is transmitted to each other through the connecting passage part. 
     
     
         5 . An insole comprising:
 a bottom member; a cover member; and a pad for strengthening a muscle of a sole of a foot inserted and installed between the bottom member and the cover member,   wherein the pad includes:   an arch support part configured to support an arch portion;   a forefoot support part formed in front of the arch support part and configured to support the forefoot portion; and   a connecting passage part configured to connect between the arch support part and the forefoot support part, and   wherein a load is applied to a rearfoot during walking, a weight moves to a forefoot portion through an outer side of the sole, and then metatarsal bones contact the forefoot support part and are stimulated to generate a driving force in a direction between a big toe and an index toe, thereby correcting walking.   
     
     
         6 . The insole of  claim 5 , wherein the arch support part is formed to protrude upward to be rounded in an inside of the insole, thereby allowing an arch structure to be formed at an arch portion of the sole. 
     
     
         7 . The insole of  claim 5 , wherein a body center control part is formed to protrude upward to be rounded on an outer side of the insole, thereby limiting movement of the center of gravity of a body on the sole.

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