Strand-wound bladder
US9144268B2 · kind B2 · utility
26Cited by
43References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2010 |
| Grant date | Sep 29, 2015 |
| Priority date | — |
| Expiry date | Jan 14, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/1352
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An article of footwear or another product may incorporate a pressure chamber that includes (a) a bladder at least partially formed from a polymer material that is sealed to enclose a pressurized fluid and (b) a strand wound around the bladder and secured to the bladder. In manufacturing the pressure chamber, a bladder with an elongate configuration may be formed. A strand is wound around the bladder, and the strand is secured to the bladder. When incorporated to a sole structure of the article of footwear, for example, a portion of the bladder that includes the strands may be exposed at an outer surface of the sole structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.