Tire Repair Inflator Layout for Separate Air and Sealant Flow

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Solution Overview

Problem

Conventional air compressors for tire repair and inflation are limited by a single delivery hose connection, which restricts simultaneous inflation and sealant application, leading to instability and potential hose entanglement during the process.

Innovation Solution

The device features two distinct coupling orifices on the accommodation box: one for air inflation and another for sealant accommodation, with separate hoses and a cap design that ensures stable connection and prevents hose entanglement, allowing simultaneous inflation and sealant application without interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single delivery hose is used to connect the accommodation box to the tire, then the device structure is simple, but the hose may entangle and the operation becomes unstable during simultaneous inflation and sealant application

Engineering Contradiction:
Improvedevice structureVSAvoidoperation stability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent divides the single delivery hose into two separate hoses: one for air inflation and another for sealant supply. This segmentation allows each hose to perform its specific function independently, preventing entanglement and improving operational stability during simultaneous inflation and sealant application.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts the sealant supply function from the air inflation hose by providing a separate delivery hose dedicated to sealant. The sealant can is positioned separately and connected through its own hose, eliminating the mixing of functions that caused entanglement in the single-hose design.

Inventive Principle:
Principle #2Taking out (Extraction)

2Device complexity

If the sealant can is connected to the same coupling orifice as the air inflation hose, then the device structure is compact, but the accommodation box moves during operation and hoses may twine

Engineering Contradiction:
Improvedevice structureVSAvoidaccommodation box stability
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

The patent segments the coupling orifices into two distinct locations on the accommodation box: one for air inflation and another for sealant supply. This spatial segmentation prevents the accommodation box from moving during operation and eliminates hose entanglement by providing separate connection points.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a single-point connection to a multi-point spatial arrangement by positioning coupling orifices at different locations and orientations on the accommodation box. This dimensional distribution of connection points stabilizes the accommodation box and prevents hose twining during simultaneous operations.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If the sealant supply tube is connected directly to the output hose of the air compressor, then the sealant can be supplied efficiently, but the sealant may contact and block the output hose or flow into the air compressor

Engineering Contradiction:
Improvesealant supply efficiencyVSAvoidair compressor reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent extracts the sealant supply path from the air compressor output hose by providing a separate delivery hose for sealant. The sealant can is positioned away from the air compressor and connected through its own dedicated hose, preventing sealant from contacting or blocking the air compressor output hose.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces a separate delivery hose as an intermediary between the sealant can and the tire. This intermediary hose isolates the sealant supply path from the air compressor system, allowing efficient sealant supply while protecting the air compressor from sealant contamination.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enables stable and efficient tire inflation and repair by preventing hose entanglement and ensuring smooth operation, with the sealant being applied directly to the tire while maintaining the compressor's stability.

Implementation Method 1

an air compressor is received... configured to compress airs to generate compressed airs

Methodology Applied
Scientific EffectCompression: Compression

Implementation Method 2

the compressed airs flow from the air compressor to force the sealant of the sealant can via the output hose and the one delivery hose so that the sealant is outputted out of the sealant supply tube

Methodology Applied
Scientific EffectPressure gradient: Pressure Gradient

Data Source

PatentEP4105009B1Device of inflating and repairing broken tire and method of using the same
Publication Date: 2025.11.19 CHOU WEN SAN
  • EP4105009B1 patent drawingFigure 1
  • EP4105009B1 patent drawingFigure 2
  • EP4105009B1 patent drawingFigure 3

AI summary

A method of using a device of inflating and repairing a broken tire contains a step of: placing the device on a ground. The device contains: an accommodation box (1), a sealant can (4), a cap (5), and at least one delivery hose. The accommodation box (1) accommodates an air compressor for compressing airs so as to produce compressed airs. The accommodation box (1) includes a first coupling orifice (11) and a second coupling orifice (2). The sealant can (4) includes a body (41) in which sealant is received, and the cap (5) is connected on an open end of the body (41). The cap (5) includes an air inflow tube (51) and a sealant supply tube (52), and the cap (5) is engaged on the first coupling orifice (11) or the second coupling orifice (12). The at least one delivery hose includes a first connector (31) and a second connector (32) connected with two components, thus inflating and repairing the broken tire diversely.