Adjustable Trigger Glove Fastening for Universal Hand Fit

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Solution Overview

Problem

Existing gloves with electrical triggers are not universally sized, leading to increased production, logistics, and storage costs due to the need for different sizes to accommodate various hand sizes, and they often fail to provide secure and reliable attachment.

Innovation Solution

A glove design featuring a dorsal section, strap section, and trigger with a detachable fastening system using a strap that passes through an opening and secures around the palm, allowing for flexible fitting across different hand sizes, and includes a hook-and-loop fastener for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If gloves are provided in different sizes to accommodate various hand sizes, then the glove fits different users, but production, logistics and storage costs increase

Engineering Contradiction:
Improveglove size adaptabilityVSAvoidproduction and logistics efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The glove is designed with a universal size that can accommodate different hand sizes through an adjustable strap section. The strap section can be fastened at different positions around the wrist, allowing the same glove to fit multiple users without requiring multiple size variants, thus reducing production and logistics costs while maintaining adaptability

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If the strap section is permanently fixed to the dorsal section, then the structure is simple, but the glove cannot be securely fastened to different-sized hands

Engineering Contradiction:
Improveglove fastening flexibilityVSAvoidfastening system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The strap section is designed to be detachably fastenable to the dorsal section at multiple positions, transforming the static structure into a dynamic one. This allows the fastening system to adapt to different hand sizes and user preferences while maintaining a relatively simple overall structure through the use of basic fastening elements

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the trigger is placed on the dorsal section, then the structure is compact, but the trigger is not easily reachable by the user

Engineering Contradiction:
Improvetrigger accessibilityVSAvoidtrigger section positioning
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The trigger section is extended from the dorsal section in a direction that makes the trigger more accessible to the user's finger while maintaining the compact overall structure. This spatial extension in another dimension allows easy trigger operation without significantly increasing the glove's base complexity

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

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 design ensures durable, secure, and reliable fastening of the glove to hands of varying sizes, meeting occupational safety standards without loops or protrusions, and allows easy access to the trigger, while minimizing material usage and production costs.

Implementation Method 1

a portion of the strap section that passed through the first opening fastens the dorsal section detachably

Methodology Applied
Scientific EffectHook-and-loop fastening mechanism: Mechanical Fastener

Data Source

PatentUS20250338910A1Glove as well as wearable sensor device comprising a glove and an electronic module
Publication Date: 2025.11.06 WORKAROUND GMBH
  • US20250338910A1 patent drawing
  • US20250338910A1 patent drawing
  • US20250338910A1 patent drawing

AI summary

A work glove including a dorsal section, a strap section, a trigger and a holder for an electronic module. The dorsal section includes a first opening on the side-of-the-hand edge and the strap section extends from the thumb-side edge or the dorsal section includes a first opening on the thumb-side edge and the strap section extends from the side-of-the-hand edge of the dorsal section. The strap section passes through the first opening and a portion of the strap section that passed through the first opening fastens the dorsal section detachably. Moreover, a wearable sensor device is shown.