Closure systems for articles of footwear
US8245421B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2009 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Nov 4, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B11/00
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An article of footwear including a forefoot portion and a heel portion movable relative to the forefoot portion from a first articulated configuration to a second articulated configuration is provided. An articulation assembly having a forefoot articulation member and a heel articulation member is also provided. The articulation assembly couples the forefoot portion to the heel portion and includes a hinge mechanism and a cam mechanism. The hinge mechanism may include a pin located within a socket. The cam mechanism may include a cam surface and a protrusion configured to ride on the cam surface. The article of footwear may include a locking mechanism having a first locking element that engages a second locking element in the first articulated configuration. The first locking element may be a first concavity formed in a surface and the second locking element may be a protrusion configured to extend into the first concavity in the first articulated configuration. The articulation assembly may be provided as part of a sole structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.