Adjustable Crimping Handtool for Coaxial Cables

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Solution Overview

Problem

The existing crimping hand tools for coaxial cables require multiple replacement parts due to varying specifications, making them cumbersome and inconvenient to use, as users need to carry and manage different sizes and types of crimping tools.

Innovation Solution

A crimping hand tool with a simple structure comprising a first body, a second body, a crimping module, and a linking member, where the crimping module includes a base, an adjustment member, and a crimping member that can be adjusted to match different cable sizes through rotational movement converted into linear movement, allowing for crimping of cables and connectors without the need for multiple replacement parts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple replacement parts are provided for different cable specifications, then the crimping tool can handle various cable sizes, but the device complexity and portability deteriorate

Engineering Contradiction:
Improvecapability to handle various cable sizesVSAvoidnumber of replacement parts
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The crimping member is designed with an adjustable position along the base, allowing a single crimping tool to handle multiple cable specifications. The adjustment member enables the crimping member to be repositioned to different locations on the base, providing universal adaptability for different cable sizes without requiring multiple specialized tools or replacement parts.

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

Solution Approach 2:

The crimping member is made movable along the base through the adjustment mechanism. This dynamic positioning capability allows the crimping member to adapt its position according to different cable specifications, transforming a static single-function tool into a dynamic multi-function tool that can accommodate various cable sizes.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple replacement parts are provided for different cable specifications, then the crimping tool can handle various cable sizes, but the ease of operation and portability worsen due to carrying and managing multiple parts

Engineering Contradiction:
Improvecapability to handle various cable sizesVSAvoidconvenience of carrying and using the tool
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

A single crimping tool with an adjustable crimping member replaces multiple specialized crimping tools. The adjustment member allows users to reposition the crimping member along the base to match different cable specifications, providing universal functionality that eliminates the need to carry and manage multiple replacement parts or specialized tools.

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

3Device complexity

If the crimping member is fixed in position, then the structure is simple, but the adaptability to different cable sizes is limited

Engineering Contradiction:
Improvesimplicity of structureVSAvoidability to match different cable sizes
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The crimping member is designed to be movable along the base rather than fixed. The adjustment member enables this movement, allowing the crimping member to be repositioned to different locations on the base to match different cable sizes. This dynamic design adds minimal complexity while significantly improving adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The base is designed with multiple possible positions or segments where the crimping member can be positioned. The adjustment member allows the crimping member to move between these segments or positions, enabling the tool to adapt to different cable sizes while maintaining a relatively simple segmented structure.

Inventive Principle:
Principle #1Segmentation

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

Enhances portability and convenience by allowing the crimping hand tool to adapt to various coaxial cable sizes and specifications with a single tool, reducing the need for multiple replacements and improving crimping efficiency.

Implementation Method 1

The crimping member penetrates the adjustment member and being screwed therewith. When the adjustment member is applied by a force to rotate about the axis and drives the crimping member

Methodology Applied
Scientific EffectScrew mechanism: Screw

Implementation Method 2

The second body is pivoted to the first body, and at least one of the first body and the second body is adapted to be open and close with respect to each other

Methodology Applied
Scientific EffectPivoting motion: Hinge

Implementation Method 3

The linking member is pivoted to the first body and the base. After the cable and the connector are received in the second body, the first body and the second body are pivoted with respect to each other by a force to move the base along the axis through the linking member

Methodology Applied
Scientific EffectMechanical linkage: Lever

Data Source

PatentUS11605927B2Crimping handtool
Publication Date: 2023.03.14 JETOOL
  • US11605927B2 patent drawing
  • US11605927B2 patent drawing
  • US11605927B2 patent drawing

AI summary

A crimping hand tool configured to crimp a cable and a connector together is provided. The crimping hand tool includes a first body, a second body, a limiting member, a crimping member, and an adjustment member. The second body is pivoted to the first body. The limiting member is disposed in the second body. The crimping member is movably disposed in the second body and linked with the first body, the crimping member being partially interfered with the limiting member and having only one degree of freedom of movement along an axis. The adjustment member is disposed in the second body, rotating about the axis, and screwed with the crimping member. The adjustment member being forced by an user to adjust a position of the crimping member in the second body along the axis.