Articles with retractable traction elements
US8256145B2 · kind B2 · utility
72Cited by
60References
74Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2009 |
| Grant date | Sep 4, 2012 |
| Priority date | — |
| Expiry date | Jan 18, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2071/1283
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Articles of manufacture and articles of wear may include one or more traction elements. Portions of the traction elements may be extendable and/or retractable. The traction elements have at least a two-plate construction that is designed to moderate a force that is applied to one of the plates. This construction may be used in articles of footwear having cleats or other traction elements. force applied by a wearer's foot may be moderated by the two-plate construction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.