Hand-Held Adhesive Delivery Apparatus With Flexible Squeeze Holder

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Solution Overview

Problem

Existing adhesive delivery apparatuses require complex mechanical parts to break frangible adhesive containers, increasing weight, complexity, and manufacturing costs, and are not suitable for accessing hard-to-reach areas.

Innovation Solution

A simple adhesive delivery apparatus with a separable holder that squeezes adhesive fluid from a deformable tube without breaking it, using a flexible inner tube and leakproof rings to prevent leakage, allowing for adjustable adhesive output and easy assembly without complex mechanical components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If complex mechanical parts are used to break frangible adhesive containers, then adhesive delivery is enabled, but device weight and complexity increase

Engineering Contradiction:
Improveadhesive delivery capabilityVSAvoidmechanical parts complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention extracts and eliminates the complex mechanical breaking mechanism from the adhesive delivery system. Instead of using mechanical parts to break frangible containers, the patent uses a simple squeezable tube design where adhesive is delivered through direct compression, removing the need for complex breaking and filtering mechanisms entirely.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent employs a disposable squeezable adhesive tube that is discarded after use, eliminating the need for complex reusable mechanical breaking mechanisms. The tube itself becomes the delivery mechanism through simple compression, and is disposed of after adhesive depletion, simplifying the overall system.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Ease of operation

If complex mechanical parts are used to break frangible adhesive containers, then adhesive delivery is enabled, but manufacturing cost increases

Engineering Contradiction:
Improveadhesive delivery capabilityVSAvoidmanufacturing cost
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The invention extracts and eliminates the complex mechanical breaking mechanism from the adhesive delivery system. Instead of using mechanical parts to break frangible containers, the patent uses a simple squeezable tube design where adhesive is delivered through direct compression, removing the need for complex breaking and filtering mechanisms entirely.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent employs a disposable squeezable adhesive tube that is discarded after use, eliminating the need for complex reusable mechanical breaking mechanisms. The tube itself becomes the delivery mechanism through simple compression, and is disposed of after adhesive depletion, simplifying the overall system.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Quantity of substance

If frangible containers are used, then adhesive storage is enabled, but container fragments may mix with adhesive

Engineering Contradiction:
Improveadhesive storage capacityVSAvoidcontainer fragments
Core Design Contradiction:
Quantity of substanceVSObject-generated harmful factors

Solution Approach 1:

The patent employs a disposable squeezable adhesive tube that is discarded after use, eliminating the need for complex reusable mechanical breaking mechanisms. The tube itself becomes the delivery mechanism through simple compression, and is disposed of after adhesive depletion, simplifying the overall system.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The invention uses a flexible squeezable tube instead of a rigid frangible container. The tube can be compressed to deliver adhesive through its wall material without breaking into fragments, thereby eliminating the harmful effect of container fragments mixing with the adhesive.

Inventive Principle:
Principle #30Flexible shells and thin films

4Length of moving object

If elongated delivery tube is used to reach hard-to-access areas, then delivery reach is improved, but device weight increases

Engineering Contradiction:
Improvedelivery tube lengthVSAvoidapparatus weight
Core Design Contradiction:
Length of moving objectVSWeight of moving object

Solution Approach 1:

The invention uses a flexible squeezable tube instead of a rigid frangible container. The tube can be compressed to deliver adhesive through its wall material without breaking into fragments, thereby eliminating the harmful effect of container fragments mixing with the adhesive.

Inventive Principle:
Principle #30Flexible shells and thin films

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The apparatus effectively delivers adhesive to hard-to-reach areas with reduced complexity and manufacturing costs, ensuring efficient and reliable operation by eliminating the need for complex mechanical parts and frangible containers.

Implementation Method 1

a leakproof ring positioned within the support tube and arranged to operably prevent the adhesive fluid from penetrating through the support tube

Methodology Applied
Scientific EffectPhysical Containment: Physical Containment

Implementation Method 2

the hollow pillar arranged to break through the nozzle seal when the connector is connected to the nozzle of the adhesive tube, thereby establishing a fluid transmission channel

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Data Source

PatentEP3698724B1Hand-held adhesive deliver apparatus
Publication Date: 2022.10.05 GENEJET BIOTECH
  • EP3698724B1 patent drawingFigure 1
  • EP3698724B1 patent drawingFigure 2
  • EP3698724B1 patent drawingFigure 3

AI summary

An adhesive deliver apparatus (100; 800; 1400) includes: a separable holder (110; 810) having a flexible press region (116; 816) thereon and comprising an interior receiving chamber (216; 916; 1416) for placing the adhesive tube (280); a support tube (120) having a substantially elongated shape and comprising a proximal end (222) and a distal end (224); a connector (130; 830; 1430) connected with the proximal end (222) of the support tube (120) and arranged to operably connect with a nozzle (282) of the adhesive tube (280); and an inner tube (250) positioned within the support tube (120) and comprising an inlet end (252) connected with the connector (130; 830; 1430) and an outlet end (254) approximating to the distal end (224) of the support tube (120); wherein when the press region (116; 816) is pressed to cause an interior surface of the press region (116; 816) to press the adhesive tube (280), the adhesive fluid will be squeezed out from the adhesive tube (280) and transmitted through the inner tube (250) from the inlet end (252) to the outlet end (254).