Footgear with pressure relief zones
US5329705A · kind A · utility
166Cited by
12References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 16, 1993 |
| Grant date | Jul 19, 1994 |
| Priority date | — |
| Expiry date | Feb 16, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F5/012
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Footgear is provided with an inner sole having a grid of removable resilient elements to permit removal of selected elements to provide relief to ulcerated or otherwise injured areas of the foot. An air bladder may underlie the inner sole, preferably with additional cushioning material within the air bladder. A walker with a soft goods type support may be provided with the foregoing type of inner sole within the support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.