Foldable Modular Light Frame with Rotational Latches

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Solution Overview

Problem

Existing decorative light assembly methods are time-consuming, laborious, and result in poor waterproof performance due to exposed wires and unattractive shapes, with pre-determined frames posing challenges for packaging and transportation.

Innovation Solution

A modular and foldable decorative light frame composed of alternating first and second frame bodies connected through a rotational structure with angle limiting latches and abutting parts, allowing for shape transformation and easy disassembly for storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a pre-determined shape light frame is made into a specific shape, then the aesthetic appeal and waterproof performance are improved, but the packaging and transportation costs increase and the frame becomes susceptible to damage

Engineering Contradiction:
Improvewaterproof performanceVSAvoidpackaging and transportation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The light frame is divided into multiple detachable frame bodies that can be separated into individual modules. Each frame body can be independently packaged, reducing packaging complexity and transportation costs while maintaining the aesthetic appeal when assembled. The segmentation allows the frame to be disassembled for compact storage and reassembled for display, resolving the contradiction between maintaining shape integrity and reducing transportation complexity.

Inventive Principle:
Principle #1Segmentation

2Reliability

If light strips are placed inside a pre-determined shape light frame, then the aesthetic appeal and waterproof performance are improved, but the frame becomes difficult to store and transport

Engineering Contradiction:
Improveaesthetic appealVSAvoidstorage volume
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The light frame employs a dynamic design where frame bodies can be rotated and folded relative to each other around connection axes. This dynamic structure allows the frame to transform from an extended aesthetic display shape to a compact folded configuration for storage and transportation, reducing the volume occupied while maintaining the ability to form aesthetically appealing shapes when deployed.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If multiple frame bodies are connected through rotational structures with angle limiting latches, then the ease of assembly and shape transformation are improved, but the device complexity increases

Engineering Contradiction:
Improveease of assemblyVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The connection structure between frame bodies incorporates self-latching mechanisms where angle limiting latches automatically engage with abutting parts when frame bodies are connected. This self-service feature allows the frame bodies to automatically lock into position without requiring additional fastening operations, simplifying the assembly process despite the presence of multiple connection components. The latches automatically constrain the rotation angle to form the desired shape.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12181137B2Modular and foldable decorative light frame shapable into different shapes
Publication Date: 2024.12.31 CHOW KWOK ON
  • US12181137B2 patent drawing
  • US12181137B2 patent drawing
  • US12181137B2 patent drawing

AI summary

A modular and foldable decorative light frame shapable into different shapes, including a plurality of first frame bodies and a plurality of second frame bodies sequentially and alternately connected end to end; each pair of adjacent first frame body and second frame body are detachably and rotatably connected through a rotational structure so that the decorative light frame can be folded and reduced in occupied space and also not required to be packaged with a specific shape; a first angle limiting latch and a second angle limiting latch are provided at two ends of each of the first frame bodies to provide fixation such that the decorative light frame can be shaped into a specific shape when being unfolded.