Modular Broom Head Assembly for Flat-Part Storage

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Solution Overview

Problem

Existing broom heads with lamellae are bulky and difficult to store, making stockkeeping challenging during manufacturing.

Innovation Solution

A broom head design featuring a module with second cleaning elements that can be inserted into a plate, allowing the three individual parts (plate, cap, and module) to be easily stacked and assembled, facilitating cost-effective production and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If lamellae are integrated directly into the plate or cap, then the cleaning function is improved, but the storage difficulty and bulkiness increase

Engineering Contradiction:
Improvecleaning functionVSAvoidstockkeeping
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The broom head is divided into separate modules: a plate with first cleaning elements (bristles), a cap, and a separate module containing the second cleaning elements (lamellae). This segmentation allows each component to be manufactured and stored independently as flat parts, reducing storage bulk while maintaining the complete cleaning function when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The module containing the lamellae is designed to be inserted into and nested within the plate structure. The ridge of the module fits into a recess of the plate, creating a compact nested arrangement that reduces overall bulk for storage while preserving the integrated cleaning function during use.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Strength

If the broom head is manufactured as an integrated unit, then the structural strength is improved, but the storage efficiency and manufacturing cost decrease

Engineering Contradiction:
Improvestructural strengthVSAvoidstorage efficiency
Core Design Contradiction:
StrengthVSVolume of stationary object

Solution Approach 1:

The broom head is segmented into separate flat components (plate, cap, and module) that can be stored efficiently. These segments are designed with connection features (recesses, ridges, adhesive bonding surfaces) that ensure strong structural assembly when put together, maintaining structural integrity while improving storage efficiency through the flat configuration of individual parts.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If the lamellae are made as a separate module, then the storage ease is improved, but the assembly complexity increases

Engineering Contradiction:
Improvestorage easeVSAvoidassembly complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The lamellae are segmented into a separate module that can be stored independently as a flat part. The module includes integrated connection features (ridge and recess structures) that simplify the assembly process by providing predetermined alignment and attachment points, reducing the actual assembly complexity despite the increased number of components.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9375076B2Broom head
Publication Date: 2016.06.28 CARL FREUDENBERG KG
  • US9375076B2 patent drawing
  • US9375076B2 patent drawing
  • US9375076B2 patent drawing

AI summary

In respect of the problem of indicating a broom head (1) which can be produced such that its individual parts are easy to store, wherein the individual parts are fixed to one another following production of the broom head, said broom head (1) comprising a basic body (2) with a plate (3), from which project first cleaning elements (4) for directing towards a surface which is to be cleaned, wherein the plate (3) also has second cleaning elements (5), which assist the cleaning performance of the first cleaning elements (4), projecting from it, is characterized in that the second cleaning elements (5) are arranged on a module (6) which can be introduced, as a separate individual part, into an aperture (9) of the plate (3) such that the second cleaning elements (5) engage through the plate (3).