Airbus Helicopters Deutschland Gmbh

Eurocopter Deutschland Gmbh

Stefan Haisch

Sebastian Mores

Marius Bebesel

Uwe Kiesewetter

Wolfgang Kreitmair-Steck

Michael Geiss

Christoph Geyer

Manfred Bernhard

A multirotor aircraft with at least two thrust producing units, the multirotor aircraft being adapted for transportation of passengers and comprising an aircraft operating structure that is adapted for operation of the multirotor aircraft in failure-free operating mode, and a redundant security architecture that is at least adapted for operation of the multirotor aircraft in case of a failure of the aircraft operating structure in operation, the redundant security architecture being provided to comply with applicable authority regulations and certification requirements regarding passenger transportation.

Multirotor electric aircraft with redundant security architecture

A propeller assembly with at least two propeller blades that are interconnected by associated connection means, the associated connection means defining a common pitch axis for the at least two propeller blades in operation, each one of the at least two propeller blades comprising associated leading and trailing edges that define a respective chord and quarter chord line thereof, wherein the common pitch axis is arranged with a predetermined offset relative to the quarter chord line of each one of the at least two propeller blades, and wherein the associated connection means is adapted to enable, at least in operation in a non-axial inflow field, a passive pitch adjustment of the at least two propeller blades around the common pitch axis.

Propeller assembly with at least two propeller blades

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Harburg, Germany

Stefan Haisch