Knitting Tool With Retractable Hook And Counter

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Solution Overview

Problem

Knitters require multiple tools for various tasks, leading to convenience and organizational issues, as they need to manage separate apparatus for measuring, repairing, cutting, and counting, which can be lost or misplaced.

Innovation Solution

A single integrated knitting tool with a counter button, rotatable hub, and retractable tape measure, along with compartments for additional items like scissors and a thread cutter, providing a centralized solution for multiple functions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate knitting tools are used for different tasks, then each tool can be optimized for its specific function, but the knitter must manage and organize multiple separate apparatus which can be lost or misplaced

Engineering Contradiction:
Improvefunctional versatilityVSAvoidnumber of separate tools
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines multiple separate knitting tools (tape measure, crochet hook, thread cutter, counter) into a single integrated housing structure. Each function is housed within the same external boundary, allowing the knitter to carry and manage one unified tool rather than multiple separate apparatus.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single knitting tool housing serves multiple functions simultaneously - measuring (tape measure), repairing (crocet hook), cutting (thread cutter), and counting (counter). This multi-functional design eliminates the need for separate specialized tools while maintaining the effectiveness of each individual function.

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

2Ease of operation

If multiple separate knitting tools are carried, then each tool remains simple and easy to use, but the knitter experiences convenience and organizational issues

Engineering Contradiction:
Improveease of useVSAvoidtime to locate tools
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

By merging all knitting tools into one housing, the patent eliminates the time spent searching for and organizing separate tools. The knitter accesses all functions from a single location, significantly reducing the time lost to locating misplaced items.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If a single integrated tool is created, then all functions are centralized and easily accessible, but the device structure becomes more complex

Engineering Contradiction:
Improvefunctional integrationVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent employs a nested structure where the tape measure, crochet hook, thread cutter, and counter are all contained within the external housing. Each component is housed within the same boundary, creating a compact integrated unit that appears simple externally while containing multiple functions internally.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS7900482B2Knitting tool
Publication Date: 2011.03.08 KNIT KIT LLC
  • US7900482B2 patent drawing
  • US7900482B2 patent drawing
  • US7900482B2 patent drawing

AI summary

A knitting tool that has a measuring tape, a retractable crochet hook, a cutting blade, a counter, and a compartment for scissors, rings, and other knitting accessories combined in a single tool. The crochet hook can be retractable.