Rotatable-Outlet Inflator for Flexible Inflation and Deflation

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Solution Overview

Problem

Existing inflators lack flexibility in airflow direction and functionality, limiting their versatility in inflating and deflating various inflatable items efficiently.

Innovation Solution

A high-volume, low-pressure inflator with a rotatable outlet and fan housing portion that allows the air outlet to be positioned in multiple directions, enabling efficient inflation and deflation of inflatable objects by adjusting the outlet's orientation relative to the handle.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the outlet position is fixed relative to the handle, then the device structure is simple, but the versatility and adaptability for different inflatable items is limited

Engineering Contradiction:
ImproveversatilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The outlet is made rotatable relative to the handle, allowing it to change position dynamically. The outlet can rotate about an axis to achieve multiple orientations (e.g., 0°, 90°, 180°, 270° positions), enabling the inflator to adapt to different inflatable items and configurations without requiring multiple separate devices.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the outlet is fixed in a single position, then the device structure is simple, but the ease of operation for different inflation scenarios is reduced

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

Solution Approach 1:

The outlet is made rotatable relative to the handle, allowing it to change position dynamically. The outlet can rotate about an axis to achieve multiple orientations (e.g., 0°, 90°, 180°, 270° positions), enabling the inflator to adapt to different inflatable items and configurations without requiring multiple separate devices.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the fan housing portion is fixed, then the manufacturing process is simple, but the adaptability to various inflation needs is limited

Engineering Contradiction:
ImproveadaptabilityVSAvoidease of manufacture
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The fan housing portion is designed to be rotatable relative to the connection portion, allowing the outlet to be positioned in multiple directions. This rotational capability enables the same device to handle various inflation scenarios (e.g., inflating from different sides or orientations) while maintaining a relatively simple manufacturing process through modular design.

Inventive Principle:
Principle #15Dynamics

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 inflator provides enhanced versatility and efficiency in inflating and deflating a variety of inflatable items by allowing the air outlet to be rotated to different positions, improving usability and adaptability.

Implementation Method 1

a motor housed in the housing

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

a fan configured to draw air in through the inlet and blow air out through the outlet

Methodology Applied
Scientific EffectFluid dynamics:

Data Source

PatentUS12416300B2Inflator having an outlet rotatable relative to a handle
Publication Date: 2025.09.16 BLACK & DECKER CORP
  • US12416300B2 patent drawing
  • US12416300B2 patent drawing
  • US12416300B2 patent drawing

AI summary

An inflator includes a housing, a handle formed by the housing, a motor housed in the housing, a trigger configured to activate the motor, an inlet having an inlet axis that is generally parallel or concentric with a longitudinal axis of the motor, an outlet which is transverse to the inlet and a fan configured to draw air in through the inlet and blow air out through the outlet. The inlet is generally transverse to the handle.The position of the outlet is rotatable relative to the handle.