Back kneading device and chair-type massage apparatus equipped with the back kneading device
US9149409B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2012 |
| Grant date | Oct 6, 2015 |
| Priority date | — |
| Expiry date | Feb 21, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2205/081
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The back kneading device mounted in the chair-type massage apparatus comprises: the massage mechanism including paired right-hand and left-hand massage members having the treatment element for massage and the driving section for transmitting massage action to the massage member; the base member for supporting the massage mechanism, with the massage member pointing forward; the vertical movement mechanism for moving the base member in the vertical direction in the backrest; and the protruding-amount varying mechanism for moving the massage member so that protrusion amount of the treatment element in the front-rear direction can be varied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.