1. a fixed or adjustable pitch propeller.’

2. a fixed or adjustable pitch propeller.’ ;

3. a fixed or adjustable pitch propeller

4. a fixed or adjustable pitch propeller.

5. Hydraulically reversible adjustable-pitch propeller unit

6. 4. a fixed or adjustable pitch propeller.

7. ‘5. a fixed or adjustable pitch propeller.’ ;

8. 5. a fixed or adjustable pitch propeller.

9. Shock absorber for adjustable pitch propeller with feathering blades, particularly for sailers

10. Each of the propulsive blowing installations (6) consists of a fan and an adjustable-pitch propeller.

11. The adjustable pitch propeller (5) can be used as a pusher or and puller propeller in any aircraft.