Segmented Header Trailer Frame With Adjustable Rear Axle

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Solution Overview

Problem

The construction of elongated trailers for transporting agricultural equipment, such as combine heads, is challenging due to the difficulty and expense of using traditional elongated steel tubing, which limits flexibility in adjusting the length of the trailer.

Innovation Solution

A trailer design featuring a frame composed of multiple segments bolted together, with an adjustable rear axle and angled flanges to provide structural integrity and flexibility, allowing for varying lengths and easier assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional elongated steel tubing is used to form the trailer frame, then the trailer can hold combine heads during transport, but the construction becomes difficult and expensive with limited flexibility in adjusting length

Engineering Contradiction:
Improveframe strengthVSAvoidconstruction difficulty and cost
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The trailer frame is divided into multiple segments (first segment, second segment, third segment) that can be manufactured separately and assembled together. This segmentation allows each segment to be of manageable length, reducing manufacturing difficulty and cost while maintaining overall frame strength through proper connection design at the segment interfaces

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The trailer incorporates an adjustable rear axle position system that allows the axle to be moved to different locations along the frame segments. This dynamic adjustment capability provides flexibility in configuring the trailer for different load requirements and lengths without requiring complete frame reconstruction

Inventive Principle:
Principle #15Dynamics

2Strength

If traditional elongated steel tubing is used to form the trailer frame, then the trailer can hold combine heads during transport, but flexibility in creating trailers with varied elongated length is limited

Engineering Contradiction:
Improveframe strengthVSAvoidlength adjustment flexibility
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The frame is constructed from multiple detachable segments that can be connected in different configurations. This allows the trailer length to be adjusted by adding or removing segments, providing versatility for different combine head lengths while maintaining structural integrity through standardized connection interfaces

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adjustable rear axle position system enables the trailer to adapt to different length requirements by repositioning the axle along the frame segments, providing dynamic flexibility in the trailer's effective length and weight distribution characteristics

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240083532A1Trailer for transporting combine headers
Publication Date: 2024.03.14 CL FABRICATION INC
  • US20240083532A1 patent drawing
  • US20240083532A1 patent drawing
  • US20240083532A1 patent drawing

AI summary

Trailers or other towed apparatuses are used to transport agricultural equipment. This can include combine heads, such as the heads for corn or soybean. The combine heads are extended on the trailer in an elongated manner that is in the longitudinal length or direction of the travel of the trailer. Due to the length of the trailer, it is advantageous to construct the trailer out of multiple segments that are bolted together to for an elongated unit. The trailer includes one or more rear axles that can be position-adjustable to adjust the wheelbase for the trailer and to account for equipment of various sizes. A rear hitch at the distal end of the trailer allows for the trailer to connect to and/or haul additional equipment.