Finger-Mountable Tool Holder With Self-Actuating Clamp

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Solution Overview

Problem

Existing finger-mounted tools often restrict the functionality of the fingers they are attached to, making it difficult to perform multiple tasks efficiently and requiring temporary storage, which can be inconvenient.

Innovation Solution

A device with a clamp mechanism that allows tools to be securely attached to the fingers, enabling easy switching between tasks while maintaining finger functionality, and providing a secure holding mechanism that accommodates various tool shapes and sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a tool is mounted on the finger to extend functional extent, then the tool can reach narrow and hidden places, but the finger's functionality is restricted for other work tasks

Engineering Contradiction:
Improvetool reach capabilityVSAvoidfinger functionality
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The device is segmented into a finger-mounted holder portion and a separate tool portion. The holder can be attached to or removed from the finger independently, allowing the tool to be accessed without permanently restricting finger movement. This segmentation enables the tool to extend reach while the finger remains free for other tasks when the tool is not in use.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mounting mechanism allows dynamic attachment and detachment of the tool from the finger. The holder can be quickly secured to the finger when needed and easily removed when not needed, transforming the static restriction into a dynamic configuration that adapts to different work requirements.

Inventive Principle:
Principle #15Dynamics

2Productivity

If a tool is mounted on the finger to eliminate temporary storage need, then the tool is always ready for use, but the device complexity increases

Engineering Contradiction:
Improvetool readinessVSAvoidmounting mechanism
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The mounting mechanism extracts only the essential function of secure attachment from the overall device. By separating the holder into a simple finger-mounted component with minimal attachment elements, the design achieves tool readiness without incorporating complex mounting systems, thereby limiting the increase in device complexity to only what is necessary.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If a clamp mechanism is used to secure the tool, then the tool is firmly held, but the mechanism for mounting and removing tools becomes more complex

Engineering Contradiction:
Improvetool securingVSAvoidclamp operation mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The clamp mechanism is designed to be self-operating through the natural movements of the finger. When the finger closes around the holder, the clamp automatically engages to secure the tool. When the finger opens, the clamp automatically releases. This self-service mechanism provides reliable tool securing without requiring additional complex control systems or manual operations.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11845176B2Finger mountable tool holder
Publication Date: 2023.12.19 KATAZ APS
  • US11845176B2 patent drawing
  • US11845176B2 patent drawing
  • US11845176B2 patent drawing

AI summary

The present invention relates to a device for mounting a tool on a hand of a user, the device comprises a receiving part for attachment of a tool and at least one mounting member for mounting the device on one or more fingers of the hand of the user, such as two neighbouring fingers, wherein the receiving part is fixed to the mounting member, and the receiving part comprises at least one clamp for clamping a tool to the device, wherein the clamp has a closed position (h2) and an open position (h1) and wherein the clamp is configured to be operable by one or more of the fingers of the same hand the device is mounted on. The invention further relates to a method of mounting a tool in the device, and to the use of the device.