Sole for footwears capable of recovering part of the energy produced during deambulation
US9999273B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 2, 2015 |
| Grant date | Jun 19, 2018 |
| Priority date | — |
| Expiry date | Feb 2, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02N11/002
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A sole for footwear capable of recovering part of the energy produced during deambulation including: at least one energy harvesting means, including: a tubular body, fixed in use, having a first and a second end and a movable part slidable in the tubular body; the energy harvesting means being provided, in use, for generating electrical energy following the sliding of the movable part with respect to the tubular body that is fixed in use, during the deambulation; at least one actuator group for the energy harvesting means, including at least one fluid-dynamic circuit including: at least one first and one second tank including a fluid, the first tank being housed at a rear area of the sole and the second tank being housed at a front area of the sole; at least one first and one second joining conduit in fluid connection between the first tank and the first end of the at least one tubular body, and the second tank and the second end of the tubular body, respectively, where, the first tank has a configuration in plan view which is substantially elongated and curved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.