Multi-Function Chair Attachment for Detachable Device Support

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Solution Overview

Problem

Conventional devices for assisting users in tasks like hunting and fishing are often limited in functionality and portability, failing to adapt to various tasks and being of little value outside their specific use cases.

Innovation Solution

A multi-function attachment for a chair or stationary object, featuring an adjustable arm member with detachable coupling members and a support member that can position devices forward and above the seat, allowing for easy access and interchangeability of devices to assist users in multiple tasks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional devices like angler's chairs or bench rests are used, then they provide specialized support for specific tasks (fishing or hunting), but they lack versatility and cannot assist with multiple different tasks in the user's life

Engineering Contradiction:
Improvetask versatilityVSAvoiddevice specialization
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The attachment device is designed with a universal support member that can accommodate multiple different devices (fishing rod, hunting rifle, camera, binoculars) through a single standardized mounting interface. This allows one attachment structure to perform multiple functions across different activities, resolving the contradiction between task versatility and device specialization.

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

2Adaptability or versatility

If conventional devices are permanently fixed to chairs or boat decks, then they provide stable support, but they are not portable and cannot be taken to assist in various other tasks

Engineering Contradiction:
ImproveportabilityVSAvoidmounting stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The device is divided into separable components: a coupling member that attaches to the chair, an adjustable arm member, and a support member with device holder. This segmentation allows the entire assembly to be easily attached to and removed from different chairs or standing stations, providing portability while maintaining stable support when assembled.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If a device is positioned far from the user for optimal task performance, then task execution is improved, but the device becomes difficult to access and adjust

Engineering Contradiction:
Improvetask performanceVSAvoidadjustment difficulty
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The arm member incorporating the support member is made adjustable in both position and angle relative to the coupling member. This dynamic adjustability allows the user to optimize the device position for task performance while maintaining easy access for adjustments, resolving the contradiction between task performance and adjustment difficulty.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10555847B2Multi-function chair attachment for disabled persons
Publication Date: 2020.02.11 LANE GREG
  • US10555847B2 patent drawing
  • US10555847B2 patent drawing
  • US10555847B2 patent drawing

AI summary

A multi-function attachment to assist a user to perform one or more tasks, the attachment including an arm member having forward and back ends, one or more coupling members provided to the arm member and configured to detachable secure the arm member to a chair, and a support member configured to be detachably coupled to the second end of the arm member; wherein at least a portion of the support member is configured to extend laterally from a point proximate the front end of the arm member to provide support for a device forward and above a seat portion of the chair.