Athletic shoe having inflatable bladder
US5113599A · kind A · utility
213Cited by
94References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 1990 |
| Grant date | May 19, 1992 |
| Priority date | — |
| Expiry date | Sep 27, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B23/26
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An athletic shoe is described, provided with an inflatable tongue or bladder for a more secure fit to the user's foot. The bladder may include a plurality of chambers with a valve disposed therebetween to selectively inflate the chambers. The inflatable tongue or bladder has a lightweight pump disposed thereon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.