US2019365050A1PendingUtilityA1

Heel liner preventing heel rubbing and sliding

Assignee: MA QINGFENGPriority: Jun 4, 2018Filed: Aug 12, 2018Published: Dec 5, 2019
Est. expiryJun 4, 2038(~11.8 yrs left)· nominal 20-yr term from priority
Inventors:Qingfeng Ma
A43B 23/28A43B 23/17A43B 23/16A43B 7/141A43B 23/00A43B 23/20A43B 1/10
36
PatentIndex Score
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Claims

Abstract

A heel liner preventing heel rubbing and sliding comprises a heel liner body, wherein the upper and lower surfaces of the heel liner body are respectively provided with a gripping surface and an adhesive fixing surface; the gripping surface comprises a pin array arranged stepwise in ascending order; the pin array and the heel liner body are inclined at a specific angle; the pin array comprises a lower pin array, a middle pin array and a upper pin array; the configuration of the lower end of the heel liner body is matched with the that of the heel of a human body. The disclosure is ease to use, good fitness, and nice comfort, such that the adaptation to various shoe types and foot shapes may be truly realized, and that the problems such as foot rubbing and lack of fit may finally be solved.

Claims

exact text as granted — not AI-modified
1 . A heel liner preventing heel rubbing and sliding of the disclosure comprises a heel liner body, wherein the upper and lower surfaces of the heel liner body are respectively provided with a gripping surface and an adhesive fixing surface; the gripping surface comprises a pin array arranged stepwise in ascending order; the pin array and the heel liner body are inclined at a specific angle; the pin array comprises a lower pin array, a middle pin array and a upper pin array; the configuration of the lower end of the heel liner body is matched with the that of the heel of a human body. 
     
     
         2 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the pins of the pin array is arranged in an inclined downward direction, and the specific angle of inclination between the pin array and the heel liner body is 0-90 degrees. 
     
     
         3 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the thickness of the heel liner body is 1-6 mm; the pin length of the lower pin array is 1.5 mm, and the pin length of the upper pin array is 3.5 mm. 
     
     
         4 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein each of the pins of the pin array is arranged in the form of a cylinder, and the middle-upper part of the pin is provided with a cut surface, and the end of the pin is provided with a holding contact. 
     
     
         5 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the configuration of the lower end of the heel liner body is arranged in a convex arc-concave arc-convex arc configuration. 
     
     
         6 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the upper side wall of the pin in the upper pin array is provided with a notch. 
     
     
         7 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the gripping surface is provided with a diagonal brace. 
     
     
         8 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the adhesive fixing surface is a sticky glue layer, a 3M double-sided adhesive layer or a hook and loop layer. 
     
     
         9 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the adhesive fixing surface is provided with a release paper layer. 
     
     
         10 . The heel liner preventing heel rubbing and sliding of  claim 1 , wherein the heel liner body is made of a soft material including silica gel, rubber, and soft plastic.

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