Adjustable Load Mounting for Stable Aircraft Parcel Flight

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Solution Overview

Problem

Aircrafts used for delivering objects, such as parcels, face challenges in maintaining the stability of the object during flight due to susceptibility to wind, which can cause the aircraft to incline, leading to instability in the posture of the mounted load.

Innovation Solution

The aircraft is equipped with a first frame body that has a mounting unit capable of adjusting its position in the up-down direction, coupled with a control unit that adjusts the position of the attaching unit to maintain the flying posture of the object horizontally, using telescopic struts and legs to stabilize the aircraft and its load, and a communication system for wireless control and communication with a controller.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the aircraft uses a fixed mounting structure for the object, then the structure is simple, but the object stability deteriorates when the aircraft inclines due to wind

Engineering Contradiction:
Improveobject stabilityVSAvoidmounting structure complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The mounting structure employs adjustable struts that can dynamically change their length and position to compensate for aircraft inclination. The struts are configured to be adjustable in the up-down direction, allowing the mounting unit to maintain a horizontal posture relative to the ground even when the aircraft body tilts due to wind or maneuvering.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting structure is divided into multiple independent struts (first struts and second struts) that can be independently adjusted. This segmentation allows each strut to individually compensate for inclination in different directions, providing comprehensive stability control for the mounted object.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If the aircraft uses an adjustable mounting structure to maintain object stability, then the object stability improves, but the device complexity increases

Engineering Contradiction:
Improveobject stabilityVSAvoidmounting structure complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The struts serve multiple functions: they support the weight of the mounted object, adjust the mounting unit's position in the up-down direction, and compensate for aircraft inclination to maintain horizontal posture. This multi-functionality reduces the need for separate stabilization mechanisms, thereby limiting the increase in overall device complexity.

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

3Adaptability or versatility

If the attaching unit position is fixed, then the manufacturing is simpler, but the adaptability to different flight conditions deteriorates

Engineering Contradiction:
Improveadaptability to flight conditionsVSAvoidmanufacturing simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The attaching unit is designed with adjustable struts that can modify their configuration during flight to adapt to different flight conditions including wind gusts, maneuvers, and varying load requirements. This adjustability provides versatility without requiring completely different mounting systems for different conditions.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11420732B2Aircraft and aircraft control system
Publication Date: 2022.08.23 ATSUMI REAL ESTATE & CORP
  • US11420732B2 patent drawing
  • US11420732B2 patent drawing
  • US11420732B2 patent drawing

AI summary

An aircraft includes a frame body that includes an attaching unit on an upper portion thereof, that is formed into a frame-shape structure, and that couples an object to a lower portion thereof, the attaching unit being configured to be capable of adjusting a position in an up-down direction of the attaching unit. A main body including a flying mechanism is positioned on an upper portion of the frame body. A control unit controls a position in the up-down direction of the attaching unit such that a flying posture of the object is controlled in accordance with a posture of the flying mechanism.