eVTOL Flight Inceptor Layout for Low-Vibration Control

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Solution Overview

Problem

Conventional electric vertical take-off and landing (eVTOL) aircraft face challenges in designing components that withstand frequent use, generate low noise and vibration, and ensure safety with distributed propulsion systems, while meeting regulatory requirements for safety and efficiency in densely populated areas.

Innovation Solution

The eVTOL aircraft employs a distributed electrical propulsion system with tiltable forward engines and fixed aft engines, optimized energy density, weight reduction, and advanced safety protocols, including redundancy and heat management, to enable both vertical and conventional takeoff and landing capabilities, and transition between flight modes efficiently.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional eVTOL aircraft designs are used, then the aircraft can operate with traditional propulsion systems, but the components cannot withstand frequent use and generate excessive noise and vibration

Engineering Contradiction:
Improvecomponent durabilityVSAvoidnoise and vibration
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The aircraft employs a distributed propulsion system with multiple independent electric motors (at least three, preferably four or more) positioned at different locations on the airframe. Each motor drives its own propeller or rotor independently, distributing the propulsion function across multiple segments rather than relying on a single conventional engine. This segmentation reduces vibration and noise by eliminating large reciprocating components and allows each motor to operate at lower, quieter speeds while collectively providing the necessary thrust.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The aircraft incorporates tiltable forward engines that can dynamically change their orientation between vertical and horizontal positions. This dynamic capability allows the same propulsion system to perform both vertical takeoff/landing and conventional forward flight functions, adapting the engine orientation based on flight phase. The tilting mechanism enables smooth transitions between flight modes while maintaining component efficiency and reducing wear through optimized operational angles.

Inventive Principle:
Principle #15Dynamics

2Reliability

If distributed propulsion systems are implemented, then safety is improved through redundancy, but device complexity increases

Engineering Contradiction:
ImprovesafetyVSAvoidpropulsion system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The propulsion system is divided into multiple independent motor-propeller units distributed across the aircraft structure. Each unit functions as an independent module with its own motor, propeller, and control system. This modular segmentation provides inherent redundancy - if one motor fails, the others can compensate - while keeping each individual module relatively simple and manageable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The distributed electric motors serve multiple functions: they provide vertical lift during takeoff and landing, generate forward thrust during cruise flight, and can be individually controlled for maneuvering and stabilization. This multi-functionality reduces the need for separate specialized components for different flight phases, thereby managing overall system complexity despite the distributed architecture.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If tiltable forward engines are used, then both vertical and conventional takeoff and landing capabilities are achieved, but device complexity increases

Engineering Contradiction:
Improveflight mode capabilityVSAvoidengine mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The forward engines are mounted on tilting mechanisms that allow them to dynamically adjust their orientation angle. During vertical takeoff and landing phases, the engines tilt vertically to maximize lift generation. During conventional forward flight phases, the engines tilt horizontally to optimize thrust efficiency. This dynamic repositioning capability enables a single engine design to perform multiple flight functions without requiring separate engine sets for different flight modes.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The tiltable engine design creates a universal propulsion component that can perform both vertical lift and horizontal thrust functions. The same physical engine and mounting structure serve dual purposes depending on their orientation, eliminating the need for separate vertical lift engines and horizontal propulsion engines. This multi-functionality achieves versatile flight mode capability while managing complexity through component consolidation.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Weight of moving object

If weight reduction measures are implemented, then flight efficiency is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveaircraft weightVSAvoidcomponent precision
Core Design Contradiction:
Weight of moving objectVSManufacturing precision

Solution Approach 1:

The aircraft structure extensively utilizes composite materials, particularly carbon fiber reinforced polymers, for the airframe, engine mounts, and propeller components. These composites provide high strength-to-weight and stiffness-to-weight ratios, enabling significant weight reduction while maintaining structural integrity. The use of advanced composite materials allows the design to achieve lightweight construction without compromising the precision and reliability of critical load-bearing components.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS20240140590A1Electric vertical take-off and landing aircraft gaming apparatus and methods
Publication Date: 2024.05.02 ARCHER AVIATION INC
  • US20240140590A1 patent drawing
  • US20240140590A1 patent drawing
  • US20240140590A1 patent drawing

AI summary

Disclosed are electric vertical take-off and landing (eVTOL) aircraft gaming apparatuses and methods. In one embodiment, a video game apparatus comprises a processor, a first inceptor, communicatively coupled to the processor, the first inceptor configured to accept longitudinal and lateral linear movements as manual input and provide corresponding signals to the processor, and a second inceptor, communicatively coupled to the processor, the second inceptor configured to accept longitudinal and lateral linear movements as manual input and provide corresponding signals to the processor, wherein the processor is configured to control a heading of an aircraft in a video game using a signal received from the second inceptor corresponding to lateral linear movement of the second inceptor. Some embodiments may additionally include at least one sensor and a thumb stick for each inceptor.