Beyond The Sprues

Modelling => Ideas & Inspiration => Aero-space => Topic started by: raafif on December 26, 2021, 08:30:32 AM

Title: Annular wings
Post by: raafif on December 26, 2021, 08:30:32 AM

Sadly, only a few designs have used annular wings :icon_nif:
There was the 1906 Blériot III "closed-wing", the Belorussian Narushevich Ring-wing c.1980s? & the French SNECMA C.450 Coleoptere.

the Lee Richards plane is sometimes described as an annular wing but is really a "circular" wing or "disc-wing".

Title: Re: Annular wings
Post by: raafif on December 26, 2021, 08:30:55 AM

However here is my contribution ... the Aerospatial A-990 ThrustLiner - single-engine ! + annular wing.

Title: Re: Annular wings
Post by: raafif on December 26, 2021, 09:02:40 AM

Back in 1981 I was given a lift from Switzerland to England by a designer who was experimenting with Annular Sails for boats.  His scale model worked ok.

Mr Dyson has used the concept for his new radical design electric fans.

Here's a few ideas ...