Arm-Channel Towel Structure for Hands-Free Shoulder Coverage

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Solution Overview

Problem

Conventional towels and blankets often fall off the shoulders when performing activities, limiting hand availability and failing to provide adequate warmth to the upper torso.

Innovation Solution

A towel or blanket design featuring arm channels with angled, arced edges that allow arms to be inserted, keeping the garment in place without occupying the hands, utilizing flexible materials like cloth or terry cloth for the base sheet and arm covers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a towel or blanket is wrapped around the shoulders, then warmth and comfort are provided, but the garment easily falls off when performing activities

Engineering Contradiction:
Improvestability of towel on shouldersVSAvoidhand availability for activities
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The towel is segmented by adding separate arm cover components that extend from the main body, creating distinct arm channels for each arm. This segmentation allows the arms to be independently positioned within the towel structure, preventing the towel from slipping off the shoulders while keeping hands free for activities.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention adds a dimensional element by extending arm covers from the two-dimensional towel body into the third dimension, creating protruding arm channels. This dimensional addition provides a mechanical anchor point that prevents the towel from sliding off the shoulders during movement.

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

2Reliability

If hands are used to hold the towel to prevent it from falling, then the towel stays in place, but the hands are occupied and cannot perform other tasks

Engineering Contradiction:
Improvestability of towel on shouldersVSAvoidhand freedom for tasks
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The arm channels are designed to automatically engage with the wearer's arms without requiring manual adjustment or holding. Once the arms are inserted into the channels, the elastic or fitted structure of the arm covers maintains the towel's position on the shoulders autonomously, freeing the hands for other tasks.

Inventive Principle:
Principle #25Self-service

3Reliability

If the towel is wrapped around the waist instead of shoulders, then it stays secure, but the upper torso cannot be dried or kept warm

Engineering Contradiction:
Improvesecurity of towelVSAvoidcoverage of upper torso
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The towel design incorporates multi-functionality by combining shoulder coverage for warmth and drying with arm channels that provide secure positioning. This universal design allows the single garment to simultaneously perform both functions: keeping the upper torso warm and dry while maintaining stability during activities.

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

Data Source

PatentUS9095240B2Towel with arm channels
Publication Date: 2015.08.04 OFF COAST PROD
  • US9095240B2 patent drawing
  • US9095240B2 patent drawing
  • US9095240B2 patent drawing

AI summary

A towel has a linear top edge of a first arm cover affixed to a base sheet at an angle with respect to the top lengthwise edge of the base sheet. A bottom, arced edge of the first arm cover is affixed to the base sheet forming a first arm channel having a first shoulder central of the base sheet and having a first wrist opening proximal to a first edge of the base sheet. A linear top edge of a second arm cover is affixed to the base sheet at an angle with respect to the top lengthwise edge of the base sheet. A bottom, arced edge of the second arm cover is affixed to the base sheet forming a second arm channel that has a second shoulder opening central to the base sheet and a second wrist opening proximal to a second edge of the base sheet.