Hydration Bladder Drying System with Forced Airflow

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Solution Overview

Problem

Conventional hydration systems are difficult to dry properly, leading to mold growth and health hazards due to inadequate drying methods, which existing cleaning and drying kits do not effectively address.

Innovation Solution

A system comprising a cap with a fluidic connection to a blower and heater unit, a conduit with an adjustable exhaust vent, and a clip for the mouthpiece, which facilitates airflow through the hydration bladder, tube, and mouthpiece to expedite drying, using ambient or heated air.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional cleaning and drying kits are used, then cleaning tools are provided, but adequate drying is not achieved

Engineering Contradiction:
Improvedrying effectivenessVSAvoiddrying system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses a blower device to generate forced airflow through the hydration bladder, tube, and mouthpiece. This pneumatic approach replaces passive drying methods with active air circulation, effectively removing moisture from all components including hard-to-reach areas while maintaining a relatively simple system architecture.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The patent replaces manual mechanical drying efforts (wiping, shaking, hanging) with a mechanical blower system that automatically circulates air through the hydration system. This substitution provides more reliable and thorough drying without requiring complex manual manipulation of the components.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If ambient air drying is used, then no additional energy is required, but drying time is excessive

Engineering Contradiction:
Improvedrying speedVSAvoidenergy consumption
Core Design Contradiction:
ProductivityVSUse of energy by stationary object

Solution Approach 1:

The patent allows users to adjust the air temperature parameter by selecting between cool and hot air modes on the blower. This parameter change enables faster evaporation and drying when needed, while still offering an energy-efficient cool air mode for less demanding situations, thus balancing drying speed with energy consumption.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent utilizes the phase transition of water from liquid to vapor through evaporation. The blower accelerates this phase transition by providing continuous air flow that carries water vapor away from the hydration components, significantly reducing drying time compared to passive air drying while consuming moderate energy.

Inventive Principle:
Principle #36Phase transitions

3Reliability

If the bladder walls collapse and stick together, then storage space is reduced, but drying effectiveness is compromised

Engineering Contradiction:
Improvedrying effectivenessVSAvoidbladder volume
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The blower device introduces pressurized air into the hydration bladder, which inflates the flexible walls and maintains them in an expanded, separated state. This pneumatic inflation prevents the walls from collapsing and sticking together, allowing air to circulate effectively throughout the entire surface area of the bladder for thorough drying.

Inventive Principle:
Principle #29Pneumatics and hydraulics

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 system efficiently dries hydration system components, preventing mold growth and ensuring the system is safe for storage and reuse by promoting rapid evaporation and convection within the bladder, hose, and mouthpiece.

Implementation Method 1

a heating element, a fan... using ambient or heated air

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

the airflow apparatus produces airflow through the bladder, the tube, and the mouthpiece... promoting rapid evaporation and convection within the bladder, hose, and mouthpiece

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

introduce ambient or heated air flow into hydration bladders in order to remove liquid remnants from the bladder... promoting rapid evaporation and convection within the bladder, hose, and mouthpiece

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentUS10995987B2Methods and systems for hydration bladder drying
Publication Date: 2021.05.04 TRL 9 LLC
  • US10995987B2 patent drawing
  • US10995987B2 patent drawing
  • US10995987B2 patent drawing

AI summary

A system, method, and apparatus for drying a hydration system comprises an airflow apparatus comprising a case, a heating element, a fan, a cap for a hydration bladder cap comprising a fluidic connection to bladder and air flow apparatus, a conduit connected to cap and airflow apparatus, conduit further comprising an exhaust vent, a clip connected to a mouthpiece associated with bladder wherein airflow apparatus produces airflow through bladder and mouthpiece, and a rack configured to hold hydration bladder while airflow flow through bladder and mouthpiece.