Motion damping system for water bed mattresses
US4517691A · kind A · utility
10Cited by
8References
20Claims
0Family size
Inventor
Key dates
| Filing date | May 1, 1981 |
| Grant date | May 21, 1985 |
| Priority date | — |
| Expiry date | May 1, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C27/085
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A free floating wave control unit in combination with a water bed mattress and detachably disposed interiorly therein and coextensive of the top panel of the mattress and comprised of a floatable frame carrying thick fiber batting underlying the top panel and free hanging curtains to intercept and damp out wave motion, and there being marginal walls of thick fiber batting adjacent to the side and end panels of the mattress to damp reflective wave motion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.