Post Installation Frame Reduces Buckling Length

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Solution Overview

Problem

Posts used in farming, construction, and roadways often buckle when installed in the ground, limiting the compressive force that can be applied and making removal from installation equipment cumbersome.

Innovation Solution

A post installation apparatus with a frame defining an elongated vertical passage to secure the post, reducing buckling and allowing for higher force application, and securement devices to facilitate easy removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If more compressive force is applied to a post during installation, then the post can be installed more effectively, but the post may buckle and become damaged

Engineering Contradiction:
Improvecompressive forceVSAvoidpost integrity
Core Design Contradiction:
ForceVSReliability

Solution Approach 1:

The post installation system divides the post into segments, with the lower segment being installed in the ground while the upper segment remains accessible. The frame structure supports the upper segment, preventing it from buckling under compressive force during installation. This segmentation allows force to be applied to install the lower segment without compromising the integrity of the entire post.

Inventive Principle:
Principle #1Segmentation

2Productivity

If traditional post installation equipment is used, then posts can be installed in the ground, but removal of posts from the equipment is cumbersome

Engineering Contradiction:
Improveinstallation capabilityVSAvoidpost removal
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The securement device is designed to be movable rather than fixed, allowing it to transition between a secured position (holding the post firmly during installation) and a released position (allowing easy removal). This dynamic design enables the same device to perform both securement and easy release functions, improving ease of operation without sacrificing installation capability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11142879B1Post installation apparatus
Publication Date: 2021.10.12 LOVELL JR HOWARD LOUIS
  • US11142879B1 patent drawing
  • US11142879B1 patent drawing
  • US11142879B1 patent drawing

AI summary

Post installation apparatuses are disclosed that decrease the length of a post subject to buckling so that more force can be applied when installing a post in the ground. In one embodiment, a post installation apparatus includes a frame that defines an elongated vertical passage configured to receive a post such that the post vertically extends through the elongated vertical passage when the elongated vertical passage receives the post. The frame provides the structural support so that a post secured to the frame does not buckle. To allow for easy removal of the post, the elongated vertical passage defines an elongated vertical opening in the frame such that the post is removable through the elongated vertical opening. The post installation apparatus also includes one or more securement devices that are configured to be positioned across the elongated vertical opening so as to secure the post in the elongated vertical passage.