Sign Post Carrier With Drainage And Locking Sidewalls

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Solution Overview

Problem

Existing systems for mounting realty sign posts fail to securely fix the posts relative to the stake, leading to tilting over time and stake breakage from the carrier.

Innovation Solution

A sign post mounting apparatus with a carrier having a hollow open end and a base wall with through openings for drainage, featuring sidewall sections with adjustable fasteners and a stake with blades, ensuring the post remains upright and securely coupled to the carrier.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If adjustable threaded fasteners are used to contract the carrier perimeter, then the post is fixed inside the carrier, but the post tilts over time relative to the stake

Engineering Contradiction:
Improvepost stabilityVSAvoidlong-term fixation reliability
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The carrier is designed with expandable sidewalls that can dynamically adjust to accommodate the post during installation, then lock into a fixed contracted position. The sidewalls transition from an expanded state (allowing post insertion) to a contracted state (securing the post), providing dynamic adaptability that resolves the contradiction between initial fixation and long-term stability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The carrier sidewalls are pre-configured with specific contraction mechanisms and locking features that are activated during installation. The fasteners are pre-positioned to engage with predetermined locations on the sidewalls, ensuring that when contracted, the carrier maintains a stable geometric configuration that prevents post tilting over time.

Inventive Principle:
Principle #10Preliminary action

2Stability of the object's composition

If the carrier has a solid structure to hold the post, then the post remains upright, but water accumulation causes deterioration

Engineering Contradiction:
Improvepost vertical stabilityVSAvoidwater accumulation damage
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The carrier base incorporates porous or perforated structures that allow water to drain through while maintaining the structural integrity needed to hold the post upright. The porous design enables water passage without compromising the carrier's ability to provide vertical stability to the post.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The drainage solution adds a vertical dimension to water management by creating through-opening pathways from the top to the bottom of the carrier base. This dimensional approach allows water to escape downward while the carrier walls maintain their load-bearing function, separating the stability function from the water retention issue.

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

Data Source

PatentUS10559231B2Sign post mounting apparatus
Publication Date: 2020.02.11 FOX VALLEY REALTY SIGN LLC
  • US10559231B2 patent drawing
  • US10559231B2 patent drawing
  • US10559231B2 patent drawing

AI summary

A sign post mounting apparatus having a stake coupled to a carrier. The carrier has a sidewall with a plurality of sections, each section is adjacent to two other sections. A first pair of the plurality of sidewall sections are seamlessly coupled to each other and are formed from a seamless sheet; a second pair of the plurality of sidewall sections are seamlessly coupled to each other and formed from a seamless sheet; the first pair of sidewall sections are coupled to the second pair of sidewall sections along a first seam and along a second seam.