Foldable massaging mattress
US6409689B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Oct 23, 2000 |
| Grant date | Jun 25, 2002 |
| Priority date | — |
| Expiry date | Oct 29, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/5066
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A foldable massaging mattress is disclosed. The massaging mattress includes a mattress body having a protruding pillow portion at an end thereof and a track having a first end and a second end. The track is arranged in the mattress body and extends in the longitudinal midway of the mattress body. The track has at least two sections pivotally connected with each other. A gear case is arranged in the protruding pillow portion of the mattress body in a location adjacent to the first end of the track. A sprocket case is arranged in the mattress body in a location adjacent to the second end of the track. A DC motor is included for driving the gear case. A carriage has opposed two ends and is movable along the track. A chain runs between the gear and sprocket cases and has two ends attached to the opposed two ends of the carriage. The chain is driven by the gear case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.