Anchoring apparatus for wheeled chair
US5489170A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 9, 1993 |
| Grant date | Feb 6, 1996 |
| Priority date | — |
| Expiry date | Dec 9, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61G3/0808
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An anchoring apparatus for a wheeled chair mainly composed of a movable frame assembled with a seat frame structure of the wheeled chair to be movable in a vertical direction, a hydraulic damper assembled with the seat frame structure for biasing the movable frame upwardly to retain the movable frame in a lifted position in a released condition of the anchoring apparatus, a foot pedal mechanism having a foot pedal assembled with the seat frame structure of the wheeled chair to lower the movable frame when depressed by an attendant, a locking mechanism mounted on the movable frame to be locked by engagement with a stationary element fixed to a floor when the movable frame has been lowered by depression of the foot pedal, and a releasing mechanism assembled with the seat frame structure of the wheeled chair, the releasing mechanism having an operation lever mounted on a back frame structure of the wheeled chair and operatively connected to the locking mechanism to release engagement of the locking mechanism with the stationary element when operated by the attendant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.