Construction Lift Control Using Orientation-Aware Motion Translation

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Solution Overview

Problem

Construction lift equipment controls are non-intuitive, requiring skilled operators and extensive training, which is a challenge in the construction industry due to intermittent equipment use and the complexity of operations, leading to inefficiencies and potential safety hazards.

Innovation Solution

An intuitive control system that translates user-defined inputs into machine expressions of movement using orientation and relative position sensors, converting spherical coordinates to X-Y coordinates for simplified operation, incorporating sensors like cameras, machine vision, and AI for safety and collision avoidance, allowing for semi-autonomous and remote operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional control systems with multiple levers and knobs are used, then the lift can be controlled with basic mechanical components, but the operation becomes non-intuitive and requires extensive skill and training

Engineering Contradiction:
Improveintuitiveness of controlVSAvoidcomplexity of control system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical control systems (levers, knobs, hydraulic valves) with an electronic control system that includes a processor, memory, and user interface. The controller receives user inputs through an intuitive interface and translates them into machine expressions of movement, eliminating the need for complex mechanical control components while improving ease of operation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an intermediary control system that acts as a mediator between the user and the lift mechanism. This intermediary layer includes a processor that translates user-defined inputs into machine expressions of movement, and orientation sensors that provide context about the lift's current state, making the overall system more intuitive to operate.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple segments move in linear and radial manners, then the lift achieves versatile movement capability, but skill is required for proper placement and movement

Engineering Contradiction:
Improvemovement capabilityVSAvoidease of control
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent incorporates orientation sensors (such as accelerometers, gyroscopes, or magnetometers) that continuously monitor the lift's orientation and position. This feedback is processed by the controller to understand the current state of the lift, enabling the system to translate user inputs into appropriate movement commands that account for the lift's current orientation and segment positions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent implements a dynamic control system where the user interface and control logic adapt to the current state of the lift. The system dynamically translates user inputs based on real-time orientation data from sensors, allowing the lift to move its multiple segments in coordinated linear and radial manners while maintaining intuitive control regardless of the lift's configuration.

Inventive Principle:
Principle #15Dynamics

3Productivity

If equipment is rented for intermittent use, then cost efficiency is improved, but it becomes difficult to develop skilled operators

Engineering Contradiction:
Improvecost efficiencyVSAvoidoperator skill level
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent implements a self-teaching control system where the intuitive user interface and automated control logic guide operators through proper lift operation without requiring extensive prior training. The system's ability to dynamically adapt to its current state and provide predictable responses enables intermittent users to operate the equipment safely and effectively on their first use.

Inventive Principle:
Principle #25Self-service

4Productivity

If traditional controls are used, then the system structure remains simple, but operation speed and efficiency are reduced

Engineering Contradiction:
Improveoperation speedVSAvoidcontrol system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent replaces slow and cumbersome mechanical controls with an electronic control system that processes user inputs rapidly. The processor-based controller can quickly translate user-defined inputs into coordinated movement commands for multiple segments, significantly increasing operation speed and efficiency while managing the complexity through integrated sensor feedback and adaptive control logic.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS12012309B2Intuitive control of lifting equipment
Publication Date: 2024.06.18 CONSTRUCTION ROBOTICS LLC
  • US12012309B2 patent drawing
  • US12012309B2 patent drawing
  • US12012309B2 patent drawing

AI summary

An intuitive control system for lifting equipment is described. The intuitive control system translates user defined inputs into machine expressions of movement that are in turn used to control a construction lift or similar piece of construction equipment. Orientation and relative position sensors may be incorporated into the translation and control system for correct user control of the lifting equipment in various operating conditions.