Lift Assembly With Quadrant Directional Devices For Platform Leveling

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Solution Overview

Problem

Current lift assemblies for indoor plant growth require manual adjustment of light height, leading to potential platform tilting and instability, which can cause objects to fall off, highlighting the need for a more efficient and precise control mechanism for incremental leveling, securing, rising, and lowering of platforms.

Innovation Solution

A lift assembly featuring a control mechanism combined with multiple directional devices in a two-by-two quadrant configuration, utilizing straps and hubs for precise incremental movement, with a release-lock mechanism to secure the platform at desired heights, ensuring simultaneous and level adjustment of both ends of the platform.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual adjustment of light height is performed using rope locking devices, then the light height can be adjusted, but the platform becomes tilted and unstable causing objects to fall off

Engineering Contradiction:
Improvemanual adjustment capabilityVSAvoidplatform stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent combines multiple directional devices (first, second, and third directional devices) with a control mechanism into an integrated lift assembly. This merging allows simultaneous control of both ends of the platform through coordinated strap routing, ensuring the platform remains level and stable during height adjustment, eliminating the tilting problem caused by sequential manual adjustment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent implements a dynamic control system where the control mechanism can independently adjust the length of straps connected to different directional devices. This dynamic adjustment capability allows the system to maintain platform balance and stability during height changes, contrasting with the static sequential adjustment of traditional rope locking devices that cause platform tilting.

Inventive Principle:
Principle #15Dynamics

2Productivity

If sequential adjustment of platform ends is performed, then height adjustment is achieved, but the platform remains at an angled position during transition

Engineering Contradiction:
Improveheight adjustment efficiencyVSAvoidleveling precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent routes straps through multiple directional devices in advance to create a pre-configured mechanical linkage system. This preliminary arrangement ensures that when the control mechanism adjusts strap lengths, both ends of the platform are simultaneously and协调ly positioned, achieving precise leveling without the angled transition problem of sequential adjustment.

Inventive Principle:
Principle #10Preliminary action

3Device complexity

If a simple rope locking device is used, then the device complexity is low, but the control precision and versatility are insufficient

Engineering Contradiction:
Improvestructure simplicityVSAvoidcontrol versatility
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent designs the control mechanism to perform multiple functions: it can independently adjust strap lengths, control platform height, maintain platform levelness, and secure the platform at desired positions. This multi-functionality provides versatile control capability while keeping the overall structure relatively simple through integrated design of the control mechanism and directional devices.

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

Data Source

PatentUS9927105B2Lift assembly and related method
Publication Date: 2018.03.27 USA PRODUCTS GROUP INC
  • US9927105B2 patent drawing
  • US9927105B2 patent drawing
  • US9927105B2 patent drawing

AI summary

A lift assembly having, among other things, a control mechanism in combination with multiple directional devices to facilitate efficient, versatile, and precise incremental leveling, securing, rising, and lowering of a platform, is disclosed herein.