Pipelayer Boom Support Structure for Operator Visibility

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Solution Overview

Problem

The existing configuration of support structures in pipelayer machines, such as the 'X' shape crossmembers, reduces the operator's field of view, leading to decreased efficiency during lifting operations as operators frequently need to stop to ensure there are no obstructions, hindering the operational efficiency.

Innovation Solution

A support structure for the boom of a pipelayer machine is configured with a first, second, and third support member, where the first end of the first support member is connected to the first member, and the second end is connected to the second member, with the third end of the second support member connected to the first member, and the fourth end connected to the second end of the first support member, forming a larger viewing opening that exceeds the size of existing structures, thereby increasing the operator's field of view.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If an 'X' shape crossmember support structure is used, then structural strength is improved, but the operator's field of view is reduced

Engineering Contradiction:
Improvestructural strengthVSAvoidoperator's field of view
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The support structure is divided into multiple members (first support member, second support member, third support member) connected in a specific configuration. This segmentation allows each member to be positioned to optimize both structural strength and field of view, avoiding the complete obstruction caused by traditional crossmember designs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support structure uses an asymmetric configuration where the first, second, and third support members are connected in a non-symmetric arrangement. This asymmetric design allows the structure to provide adequate support while creating openings that improve the operator's field of view compared to symmetric crossmember designs.

Inventive Principle:
Principle #4Asymmetry

2Stability of the object's composition

If an 'X' shape crossmember support structure is used, then structural stability is improved, but operational efficiency is reduced due to frequent stops

Engineering Contradiction:
Improvestructural stabilityVSAvoidoperational efficiency
Core Design Contradiction:
Stability of the object's compositionVSProductivity

Solution Approach 1:

By segmenting the support structure into multiple members with specific connection points, the design maintains structural stability while reducing visual obstructions. This allows operators to maintain continuous view of surrounding areas without frequent stops, thereby improving operational efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support members are positioned at specific locations along the boom to provide localized structural support where needed, while leaving other areas open for better visibility. This local optimization allows the structure to be stable without compromising the operator's ability to monitor surroundings continuously.

Inventive Principle:
Principle #3Local quality

3Strength

If traditional crossmember support structure is used, then structural support is provided, but the viewing opening size is reduced

Engineering Contradiction:
Improvestructural supportVSAvoidviewing opening size
Core Design Contradiction:
StrengthVSArea of stationary object

Solution Approach 1:

The support structure is segmented into multiple members that create multiple smaller openings rather than one large obstruction. This segmentation approach maintains structural support while increasing the total viewing opening area compared to traditional single-piece crossmembers.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support members are arranged in a three-dimensional configuration rather than a flat planar design. This dimensional arrangement allows the structure to provide support from multiple angles while creating viewing openings that extend in different spatial directions, increasing the overall viewing area.

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

Data Source

PatentUS11866307B2Configuration of a structural support for a boom of a pipelayer machine
Publication Date: 2024.01.09 CATERPILLAR INC
  • US11866307B2 patent drawing
  • US11866307B2 patent drawing
  • US11866307B2 patent drawing

AI summary

A boom, of a machine, may include a first member; a second member opposite the first member; and a support structure. The support structure may comprise a first support member; a second support member; and a third support member. The first member, the first support member, and the second support member may define a first opening. The second member, the second support member, and the third support member may define a second opening. A first area of the first opening may exceed a second area of the second opening.