Pressure-compensating compositions and pads made therefrom
US5869164A · kind A · utility
43Cited by
117References
108Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 1996 |
| Grant date | Feb 9, 1999 |
| Priority date | — |
| Expiry date | Nov 7, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/239
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A pressure compensating padding device comprising a flexible envelope and a deformable composition within said envelope, wherein said composition deforms in response to continuously applied pressure; but tends to maintain its shape and position in the absence of applied pressure; said composition comprising a fluid formed from a mixture of an oil and a thickener, wherein said composition maintains its fluid characteristic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.