IP Library › Granted Patent US 7,219,448
Granted Patent B2
US 7,219,448 · App. 10/852,173 · Granted May 22, 2007

Health promoting insole

Assignee: Taiwan Paiho Limited
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Quick Facts
Patent No.
US 7,219,448
App. No.
10/852,173
Granted
May 22, 2007
Kind
B2
Abstract

A health-promoting insole includes bamboo charcoal powder mixed with filament fibers. Via the bamboo charcoal powder added at the upper and bottom layers of the insole, the insole thereof is equipped with strong moisture absorbent capabilities as well as anti-bacteria and deodorization effects.

Claims (12)

1. A health-promoting insole made by the steps comprising:

mixing bamboo charcoal powder in a percentage of about 5% with about 95% of filament fibers to form a powder/filament mixture;

knitting and drawing the powder/filament mixture to form an upper layer having a plurality of hollow support rings densely arranged at the upper surface of the upper layer;

mixing bamboo vinegar liquid and bamboo charcoal powder in a ratio of about 1 to 2 to form a liquid/powder mixture;

drying the liquid/powder mixture by heating;

adding foaming material in a percentage of about 5% to about 10% to the liquid/powder mixture to form a bottom layer;

binding the upper and bottom layers together with a fastening agent;

cutting the bound upper and bottom layers into the shape of a shoe insole,

wherein the upper and bottom layers are configured for absorbing moisture, deodorizing, and being anti-bacterial.

2. The health-promoting insole as claimed in claim 1 wherein the filament fibers are made of an oxford single filament.

3. The health-promoting insole as claimed in claim 1 wherein the foaming material is an EVA foaming material.

4. The health-promoting insole as claimed in claim 1 wherein the foaming material is a PU foaming material.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 26, 2004
From: CHENG, SEN-MEI
To: TAIWAN PAIHO LIMITED
Reel/Frame 015373/0581 →
Continuity (1)
Related Publication 20050262735A1 · Dec 1, 2005