Thread Conditioner Dispenser With Guided Channels for Anti-Tangle Sewing

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Solution Overview

Problem

Thread is prone to kinking, curling, tangling, and static electricity issues, making it difficult to manage and use efficiently, especially for hobbyists and professionals who need a convenient and portable solution for pretreating small amounts of thread.

Innovation Solution

A thread conditioning dispenser with a cylindrical design featuring notches and a cap that allows for easy passage of thread through a conditioner, which can be attached to a sewing machine for efficient thread treatment, ensuring contact between the thread and the conditioner to reduce fraying and tangling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a thread conditioner is used to prevent kinking and tangling, then thread quality improves, but portability and convenience deteriorate

Engineering Contradiction:
Improvethread qualityVSAvoidportability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The device is divided into a removable cap containing the conditioner and a base holder that attaches to the sewing machine. This segmentation allows the conditioner to be easily replaced or refilled while maintaining a compact, portable form factor that can be conveniently positioned on the machine.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The conditioner is applied in a vertical orientation through the needle path, utilizing the third dimension (height/vertical space) rather than horizontal placement. This allows the thread to be conditioned as it passes through the device without requiring additional horizontal workspace or complex mechanisms.

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

2Productivity

If a thread conditioner is used to reduce fraying and static, then sewing efficiency improves, but device complexity increases

Engineering Contradiction:
Improvesewing efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The device automatically conditions the thread as it passes through the cap and holder structure. The thread contacts the conditioner material through its own motion during normal sewing operations, eliminating the need for separate manual application steps or complex control mechanisms.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The cap and holder structure serves multiple functions: it contains the conditioner, positions it for optimal contact with the thread, maintains proper tension, and attaches to the sewing machine. This multi-functionality reduces the need for separate components and simplifies the overall device design.

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

Data Source

PatentUS9982377B2Dispenser for thread treatment compound
Publication Date: 2018.05.29 DPG USA INC
  • US9982377B2 patent drawing
  • US9982377B2 patent drawing
  • US9982377B2 patent drawing

AI summary

A thread conditioner dispenser is provided as well as a method of conditioning thread. The dispenser has a storage and dispensing unit and a cap unit. The storage/dispensing unit has multiple resilient plinths and a generally planar base defining a cavity. Notches are defined between the plinths. Multiple linear channels are defined in the base. One channel connects each notch with a diametrically opposed notch. The plinths define a cylindrical sidewall. The cap has a cylindrical sidewall defining an outwardly flaring mouth to engage the plinths. One of the cap inner sidewall and the storage/dispensing sidewall has an annular recess. At least one lug is formed into the other sidewall for engagement with the annular recess. Thread may be passed through one of the notches and into one of the channels and withdrawn through the diametrically opposed notch while the cap sidewall is engaged with the storage and dispensing sidewall.