Inflatable Garment Bladders for Warmth Without Motion Restriction
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional athletic garments for warmth often restrict motion and lose effectiveness in wet conditions, leading to decreased performance during activities.
Innovation Solution
Inflatable bladder chambers integrated into garments, formed by laminated components, provide thermal insulation and can be converted between deflated and inflated conditions using a pump and release system, maintaining flexibility and insulation properties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If heavy materials and insulation are used in conventional garments, then thermal insulation is improved, but motion restriction increases
Solution Approach 1:
The garment incorporates an inflatable bladder that can dynamically change volume between deflated and inflated states. When inflated, the bladder provides thermal insulation; when deflated, it allows for greater freedom of motion. This dynamic adjustment resolves the contradiction between insulation and mobility by allowing the user to switch between states based on activity level.
Solution Approach 2:
The invention changes the physical state of the insulation medium from a fixed heavy material to a variable air-filled bladder. By controlling the inflation parameter (volume of air in the bladder), the garment can adjust its insulation properties and weight, thereby resolving the contradiction between providing thermal insulation and maintaining ease of motion.
2Temperature
If conventional insulation materials are used, then warmth is provided, but effectiveness decreases in wet conditions
Solution Approach 1:
The invention uses air as the insulation medium within a sealed bladder, changing from conventional solid or fibrous insulation materials. Air is hydrophobic and maintains its insulating properties when exposed to moisture, unlike many conventional insulation materials that lose effectiveness when wet. This parameter change (from material-based to gas-based insulation) resolves the contradiction between providing warmth and maintaining reliability in wet conditions.
Solution Approach 2:
The garment employs a pneumatic system (inflatable bladder) to provide insulation. The air-filled bladder creates a barrier that is inherently resistant to water penetration, as air does not absorb moisture. This pneumatic approach resolves the contradiction by providing warmth through air insulation while maintaining effectiveness in wet environments through the water-resistant nature of the sealed air chamber.
3Temperature
If inflatable bladder chambers are added to garments, then thermal insulation and mobility are improved, but device complexity increases
Solution Approach 1:
The inflatable bladder is designed to serve multiple functions: thermal insulation, motion facilitation, and potential buoyancy. By consolidating these functions into a single component rather than adding separate systems for each function, the invention reduces overall device complexity while achieving multiple benefits simultaneously.
Solution Approach 2:
The invention merges the insulation layer and the motion-accommodating element into a single inflatable bladder structure. Instead of having separate insulation material and separate flexible elements, the air-filled bladder combines both functions, thereby reducing structural complexity while maintaining or improving both thermal insulation and mobility.
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 inflatable bladder chambers enhance thermal insulation while allowing for increased mobility and maintaining effectiveness in various conditions, including wet environments.
Implementation Method 1
garment components and garments including such laminates and bladders, e.g., of the types described and/or claimed below and/or of the types illustrated in the appended drawings. In some aspects of this technology, the bladders will include inflatable bladder chambers configured to provide thermal insulation for a wearer
Data Source
AI summary
Garments include one or more fluid-filled bladder chambers for providing thermal insulation to a wearer. The bladder chamber(s) may be convertible between a deflated condition and an inflated condition. The bladder chamber(s) may be integrally formed with the fabric forming the garment, e.g., with the bladder chamber(s) defined between an exterior laminated component (e.g., formed from a fabric layer and a film layer) and an interior component (e.g., including at least a film layer). The film layers are selectively fixed together, e.g., at a perimeter bond and/or one or more internal bonded regions, to form fluid-tight bladder chamber portions within the overall garment structure. The garments may be equipped with a pump (for adding air to the garment bladder chamber(s)) and/or a release system (for removing air from the garment bladder chamber(s)). In this manner, a wearer can change the garment between the deflated condition and the inflated condition.