Segmented Survey Marker with Convex Head for Safe Installation

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Solution Overview

Problem

Conventional survey markers are heavy, difficult to transport, and pose safety hazards due to their size and visibility issues, making them cumbersome and dangerous to handle and place in the field.

Innovation Solution

A lightweight survey marker with a rod and convex head, designed for easy placement and featuring a drive mechanism for alignment and attachment of a survey flag, made from durable materials like stainless steel or fiberglass, allowing for safe and efficient installation without the need for heavy equipment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional concrete posts are used as survey markers, then the markers are permanent and durable, but they are heavy and difficult to transport

Engineering Contradiction:
Improvepermanence of markerVSAvoidweight of marker
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The survey marker is divided into separate components: a lightweight rod body and a separate concrete base that remains in the ground. The rod can be easily transported and installed, while the base provides permanent stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A driving means with handle is introduced as an intermediary tool to facilitate the installation of the marker without requiring heavy equipment or excessive physical effort from the surveyor.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If conventional concrete markers are used, then the markers are visible, but they pose safety hazards and are dangerous to walk around or over

Engineering Contradiction:
Improvevisibility of markerVSAvoidsafety hazard
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The marker head is designed with a smooth, rounded surface that is safe to walk on, while the rod body provides sufficient visibility for survey purposes. This local differentiation of properties resolves the contradiction between visibility and safety.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The marker head features a convex, domed shape with smooth curved surfaces that eliminate sharp edges and corners, making it safe to walk around and over while maintaining visibility through its distinctive shape and color.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Reliability

If conventional concrete markers are used, then the markers are permanent, but they are difficult and time consuming to place

Engineering Contradiction:
Improvepermanence of markerVSAvoidease of placement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The marker system is segmented into a permanent base component and a removable rod component. The base is installed once and remains fixed, while the rod can be easily placed or relocated as needed, significantly improving ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A driving means with handle serves as an intermediary installation tool that enables the surveyor to quickly and easily install the marker without requiring heavy equipment, manual digging, or complex installation procedures.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Ease of manufacture

If conventional concrete markers are used, then the markers are visible, but they require vehicles to transport them and cannot be driven close to marker sites

Engineering Contradiction:
Improvevisibility of markerVSAvoidtransport requirement
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The marker is segmented into a stationary base and a portable rod component. The lightweight rod can be easily carried by the surveyor on foot to remote locations, eliminating the need for vehicle transport while maintaining visibility through the rod's design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7685961B2Survey marker
Publication Date: 2010.03.30 TRUAX CLARENCE E
  • US7685961B2 patent drawing
  • US7685961B2 patent drawing
  • US7685961B2 patent drawing

AI summary

A survey marker having a rod with a pointed tip and a shank extending therefrom composed of a rod or rebar material. A head extending from a distal end of the rod opposite the point may include means for retaining a survey flag, means for engaging a drive tool, and means for alignment.