Dock Post Sleeve System with Tongue and Groove Locking

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Solution Overview

Problem

Existing systems for attaching accessories to boat docks and residential decks face challenges such as difficulty in drilling holes in steel posts, risk of rust, and unsightly or ineffective anchoring methods, which can lead to items being knocked over or lost.

Innovation Solution

A sleeve system comprising U-shaped channels with a tongue and groove attachment mechanism that encases dock posts without the need for drilling, providing a secure and versatile way to attach various accessories using a dovetail tongue and groove locking mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If drilling holes in steel posts to attach accessories, then secure attachment is achieved, but difficulty of drilling and risk of rust increase

Engineering Contradiction:
Improveattachment securityVSAvoiddrilling difficulty
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent introduces a sleeve as an intermediary component that fits over the steel post without requiring drilling. The sleeve has a tapered end that facilitates easy installation by sliding over the post, and it provides attachment points for accessories through alternative methods such as straps or clips, thereby avoiding the need to drill into the steel post while maintaining secure attachment.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If drilling holes in steel posts to attach accessories, then secure attachment is achieved, but rust risk increases

Engineering Contradiction:
Improveattachment securityVSAvoidrust risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The sleeve acts as a protective intermediary between the steel post and the attachment hardware. By fitting the sleeve over the post and using attachment methods that do not penetrate the post (such as external straps or clips), the post's surface integrity is preserved, preventing moisture ingress and eliminating the rust risk associated with drilled holes.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If using rope or bungee cord to tie items to post, then attachment is achieved, but appearance becomes unsightly and convenience decreases

Engineering Contradiction:
Improveattachment capabilityVSAvoidconvenience and appearance
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The sleeve provides a structured interface between the post and accessories, replacing the ad-hoc rope or bungee cord method. The sleeve includes integrated attachment features such as slots, clips, or mounting surfaces that allow accessories to be securely fastened in a neat, organized manner, improving both appearance and convenience while maintaining reliable attachment.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Reliability

If drilling holes in posts for permanent anchoring, then items are secured in place, but structural integrity of post is compromised

Engineering Contradiction:
Improveanchoring securityVSAvoidpost structural integrity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The sleeve serves as a mediator that distributes attachment forces around the post rather than concentrating them at drilled holes. The sleeve's circumferential fit and rigid structure allow it to bear the load of attached accessories without compromising the post's structural integrity, as the forces are transferred to the sleeve rather than creating stress concentrations that would weaken the post.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9927063B2Attachment system for connection to dock or deck post
Publication Date: 2018.03.27 ROKEL ENTERPRISES LLC
  • US9927063B2 patent drawing
  • US9927063B2 patent drawing
  • US9927063B2 patent drawing

AI summary

Described herein, among other things, is an attachment system for connecting other accessories to the upright structures of a boat dock, deck or related systems, said upright structures comprising at least one post, a pair of tubular portions provided for interlocking together forming a tubular sleeve for application about the post forming the upright structure, said tubular sleeve provided for securement of other accessories thereto, to accommodate affixation of the other accessories to the post forming the upright structures for the dock or deck, and to prevent the untimely disconnection of the accessory from the post during its usage or storage.