Oxford Biosensors Limited

Airflow Developments Limited

Creavo Medical Technologies Limited

Oliver Bishop

Nick Smart

Ian Heseltine

Kevin Lorimer

John Griffiths

Philip Stankus

Andrew Forbes

Geoffrey Matthews

Andrew Hamshere

Joseph Stone

Brian Blackburn

Richard Kent

Alkis Karaolis

Andy Matthews

Andy Spragg

Magnetometer

In order to provide a simple design of ventilation device which has a relatively open aperture of pleasing aesthetic appearance, there is provided a facefor facing into a room, the face including an aperture. Three closure partsare provided for closing the aperture. The closure partsare rotatably mounted adjacent to the apertureabout pivotslocated around the periphery of the aperture. A drive means is provided for moving the closure parts between an open position and a closed position. A suitable fancan be provided for drawing air through the aperture when the closure parts are in the open position. In a first aspect of the invention, the closure partseach comprise closures surfaces having edges, the edges abutting one another in the closed position. In a second aspect of the invention, there is drive memberfor contacting a drive partof a closure part, the drive partbeing located close to the pivot. In a third aspect of the invention, the drive meansis configured to act on a drive partof each closure part, the pivotand the drive partbeing mounted on the same side of the closure part

Ventilation device

Medical instrument

Docking device for a medical instrument

Growing community of inventors

Hampshire, United Kingdom

Oliver Bishop