Angled Connection Planes for Gas Measurement Device Accessibility

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Solution Overview

Problem

Existing analysis units face difficulties in installation and maintenance due to fixed housing parts and restricted accessibility, leading to increased installation and maintenance times.

Innovation Solution

The analysis unit features a frontal plane with parallel, perpendicular mounting planes and a gas measurement device with angled connection and main housing parts, allowing for easy installation and removal by rotating and tilting the main housing part, providing two installation directions and improved accessibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If housing parts are fixed in conventional mounting arrangements, then structural stability is maintained, but installation and maintenance accessibility deteriorates

Engineering Contradiction:
Improveinstallation accessibilityVSAvoidmounting structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The connection planes are tilted at 45° relative to the mounting plane, introducing a dimensional change that enables tool access from the front side. This angular orientation creates a new spatial dimension for accessibility without compromising the structural connection between housing parts.

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

Solution Approach 2:

The gas measurement device is divided into separate housing parts (connection housing part and main housing part) that can be independently installed and accessed. The tilted connection plane allows these segments to be mounted while maintaining accessibility to fastening elements.

Inventive Principle:
Principle #1Segmentation

2Reliability

If multiple housing parts are assembled to ensure correct installation, then functional reliability is improved, but installation time increases

Engineering Contradiction:
Improveinstallation correctnessVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The tilted connection plane creates an asymmetric mounting configuration that provides visual and physical guidance for correct installation orientation. This asymmetric design ensures proper functional alignment while enabling front-side access for tool-based fastening operations.

Inventive Principle:
Principle #4Asymmetry

3Adaptability or versatility

If conventional mounting planes are used, then manufacturing simplicity is maintained, but adaptability to different installation spaces deteriorates

Engineering Contradiction:
Improveinstallation space adaptationVSAvoidhousing part manufacturing
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By tilting the connection planes at 45°, the design adapts to front-side accessible installation spaces while maintaining standard manufacturing processes. The angular orientation allows the device to fit various cabinet configurations without requiring custom manufacturing approaches.

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

Data Source

PatentUS10935530B2Analysis unit for removable installation of a gas measurement device
Publication Date: 2021.03.02 AVL EMISSION TEST SYST GMBH
  • US10935530B2 patent drawing
  • US10935530B2 patent drawing
  • US10935530B2 patent drawing

AI summary

An analysis unit includes a frontal plane to access the analysis unit, a mounting plane perpendicular to the frontal plane, and a gas measurement device. The gas measurement device includes a connection housing part and a main housing part. The connection housing part includes an inlet channel and an outlet channel which extend from the mounting plane to a first connection plane. The main housing part includes a second connection plane which corresponds to the first connection plane. The main housing part rests on the first connection plane. The main housing part further includes an inflow channel which fluidically communicates with the inlet channel via the first connection plane, and a recirculation channel which fluidically communicates with the outlet channel via the first connection plane. The first and second connection planes are tilted at an angle of 45° from the mounting plane in a direction of the frontal plane.