Soles with adjustable and interchangeable supports
US7644522B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Oct 12, 2005 |
| Grant date | Jan 12, 2010 |
| Priority date | — |
| Expiry date | Jan 12, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B17/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A shoe insert system with adjustable and interchangeable supports comprising: a base sole, a longitudinal arch, a heel insert, and a transverse arch; the base sole being generally planar and having a perimeter which covers the underside of a foot from the heel region up to the bottom of a person's toes, a longitudinal arch, the longitudinal arch having a d-shape with perforated holes and a row of pins sized to mate with perforations of the base sole, a heel insert, the heel insert having alternating perforated holes and pins near the edge defining a general circumference of the heel insert, the pins are sized to mate with corresponding perforated holes on the base sole, the transverse arch having a hole side and a pin side, the transverse arch having a series of perforated holes on the hole side and at least one pin sized to mate with a corresponding perforated hole on the base sole on the hole side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.