Movable Panel Window Assembly for Capillary Alignment

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Solution Overview

Problem

The positioning of a capillary column within the ion source of a mass spectrometry system is difficult, hindering proper operation and alignment, which is crucial for effective substance analysis.

Innovation Solution

A housing with a movable panel and window assembly that allows for visual alignment and adjustment of the capillary column, enabling precise positioning within the ion source by providing a line of sight for the operator when the panel is open and ensuring alignment when closed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the mass spectrometer is arranged with a conventional housing design, then the structural integrity and sealing are maintained, but the positioning and alignment of the capillary column within the ion source becomes difficult

Engineering Contradiction:
Improvecapillary column positioningVSAvoidhousing structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The housing is divided into a stationary portion and a movable panel portion. The movable panel can be shifted between positions to expose different regions, including the capillary column positioning area, allowing operators to access and adjust the capillary column without compromising the overall structural integrity of the housing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The panel is designed to be movable rather than fixed, allowing it to shift between retracted and extended positions. This dynamic feature enables the housing to transition from a sealed state during operation to an accessible state during maintenance, resolving the contradiction between structural integrity and ease of operation.

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If the panel is kept in a closed position to maintain system integrity, then the ion source remains sealed, but the operator cannot visually align the capillary column

Engineering Contradiction:
Improvecapillary alignment precisionVSAvoidpanel movement mechanism
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The movable panel is positioned to allow visual access to the capillary column alignment area before the actual alignment operation begins. This preliminary exposure enables operators to prepare for precise alignment without compromising the sealed environment during the analysis phase.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The movable panel acts as an intermediary element that can be temporarily moved to provide visual access for alignment, then returned to its closed position to maintain sealing. This mediator allows the operator to achieve precise alignment while preserving system integrity through a controlled, reversible action.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If a movable panel with window assembly is added to enable visual alignment, then capillary positioning becomes easier, but the housing structure becomes more complex

Engineering Contradiction:
Improvecapillary column alignmentVSAvoidhousing and panel assembly
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The movable panel serves multiple functions: it maintains structural integrity when closed, provides visual access when opened, and allows controlled exposure of the capillary column positioning area. This multi-functionality justifies the added complexity by consolidating several requirements into a single component.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The dynamic capability of the panel to move between positions enables it to adapt to different operational requirements - sealed during analysis, accessible during alignment. This dynamic feature resolves the contradiction by allowing the housing to transform its configuration based on operational needs rather than requiring separate structures for each function.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7329865B2Mass spectrometry system and method with window assembly
Publication Date: 2008.02.12 AGILENT TECHNOLOGIES INC
  • US7329865B2 patent drawing
  • US7329865B2 patent drawing
  • US7329865B2 patent drawing

AI summary

A housing, mass spectrometry system, and system for aligning a capillary in an ion source includes a housing having a movable panel and a window. A capillary is associated with the housing and the window. When the panel is in an open position the window provides a line of sight for viewing and aligning the capillary to a defined position, and when the panel is in a closed position the capillary is aligned within the ion source.