The present invention relates to a power plant (10) provided with a first turbine engine (11) and a second turbine engine (16) and a backup system (20) for injecting fluid into said turbine engines (11, 16). A first and a second pressurization pipe (26, 28...

The helicopter has a positioning gyroscope for detecting a pitch angle, display devices for the pitch angle and a load suspension device. Measurement devices detect the angle between the earth normal and the direction in which the load acts on the helicopt...