Reversible Furniture Pad Frame for Multi-Floor Surface Adaptation

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Solution Overview

Problem

Existing frames for furniture pads, particularly for furniture legs, lack versatility in accommodating different types of flooring and do not allow for easy replacement of worn-out floor contact layers without additional manufacturing steps or increased costs.

Innovation Solution

A frame with two distinct floor contact layers, one on each side, made of different materials, that can be easily swapped depending on the flooring type, allowing for adjustable and cost-effective use on various surfaces by detachable mounting in a holder part.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single floor contact layer is used on the frame, then the structure is simple and manufacturing is easy, but the frame cannot adapt to different flooring types and the contact layer must be replaced when worn

Engineering Contradiction:
Improveadaptability to different flooring typesVSAvoidframe structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The frame is divided into two functional sides: one side with a first floor contact layer and the other side with a second floor contact layer. This segmentation allows each side to be optimized for different flooring types (e.g., carpet vs. hard flooring), enabling the frame to adapt to various environments without requiring multiple separate frames.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame is designed with dual functionality by incorporating two different floor contact layers on opposite sides. Each contact layer is suited for different flooring types, making the single frame universally applicable to both carpeted and hard flooring surfaces, eliminating the need for separate frames for different flooring types.

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

2Ease of operation

If the frame is designed with detachable mounting, then the frame can be easily exchanged and turned, but the manufacturing and assembly process becomes more complex

Engineering Contradiction:
Improveease of frame exchange and turningVSAvoidmanufacturing and assembly complexity
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The frame employs a detachable mounting system with a lock-in connection that allows the frame to be dynamically adjusted between different orientations. The frame can be easily removed and reattached with the floor contact layers facing different directions, enabling users to adapt the frame to different flooring types or replace worn layers without complex tools or procedures.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If floor contact layers are made of different materials, then the frame can be adapted to various flooring types, but the manufacturing process becomes more complex

Engineering Contradiction:
Improveadaptability to different flooring typesVSAvoidmanufacturing procedure complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The first and second floor contact layers are molded to the frame as a single integrated piece rather than as separate components. This merging of the contact layers with the frame structure simplifies the manufacturing process by reducing the number of assembly steps, while still allowing the frame to offer different contact layer materials on opposite sides for different flooring types.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8827221B2Furniture coasters
Publication Date: 2014.09.09 WAGNER SYSTEM GMBH
  • US8827221B2 patent drawing
  • US8827221B2 patent drawing
  • US8827221B2 patent drawing

AI summary

The invention relates to a frame for pads for pieces of furniture, in particular furniture legs, wherein the frame comprises a first floor contact layer on a first side and can be mounted detachably on the pad, wherein the frame comprises a second floor contact layer arranged on a second side of the frame which is different from the first side.