Shoes included natural germanium
OwnerJu Parkinventor
Life of this patent
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Abstract
The present invention relates to footwear in which natural germanium ore powder is added to the uppers of leather portion (an outer cover, an inner cover and a middle cover) and sole portions (an inner sole, a Taxon portion, a middle sole and a bottom sole) in all kinds of footwear such as shoes, running shoes, golf shoes, indoor shoes, sandals and work shoes. Germanium (Ge) is a material that emits a large amount of far-infrared rays. Germanium has a thermo effect of the human body and efficacy of promoting equilibrium of the autonomic nervous system and the amount of skin blood flow. Further, germanium has effects that it promotes circulation of blood and metabolism, shuts electromagnetic waves and prevents static electricity.
Claims3
Footwear having the uppers of leather portion 2 made of synthetic leather or natural leather 2a and a sole portion 3 made of a rubber material and synthetic resin,
- wherein a natural germanium ore containing a germanium (Ge) component of 0.36 to 1.05% is crushed to 350 to 500 mesh, and germanium ore powder 1a that is sintered at a temperature of 400° C. is then added to the uppers of leather portion 2 and the sole portion 3.
Dependencies are inferred from the claim text.