Getter Pump Angular Cartridge Arrangement for Vacuum Sorption
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Solution Overview
Problem
Stand-alone getter pumps require enhanced gas sorption velocity for applications like particle accelerators, where high vacuum levels are crucial, and existing configurations do not adequately meet these demands.
Innovation Solution
A getter pump design featuring a casing as a solid of revolution with getter cartridges having linear central supports and spaced getter elements, where the angles between the positioning planes and central supports range from 35° to 75°, preferably 40° to 70°, optimizing the arrangement for improved sorption velocity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If conventional getter pump configurations are used, then the pump structure is simple, but the gas sorption velocity is insufficient for high vacuum applications
Solution Approach 1:
The pump is divided into multiple getter cartridges, each containing multiple getter elements arranged at specific angles. This segmentation allows each cartridge to contribute to the overall gas sorption velocity while maintaining a manageable structural complexity through modular design.
Solution Approach 2:
The invention introduces angular positioning of getter elements around the central support axis, creating a three-dimensional arrangement rather than a simple linear or planar configuration. This spatial distribution in multiple dimensions increases the effective sorption surface area and velocity without proportionally increasing complexity.
2Productivity
If the number of getter cartridges is increased to improve pumping speed, then the gas sorption capacity increases, but the device complexity and space requirements increase
Solution Approach 1:
Multiple getter elements are merged onto a single central support structure within each cartridge, with elements positioned at different angles (35°-75°). This combining approach achieves high pumping speed through cumulative sorption capacity while containing the complexity within modular cartridge units rather than requiring separate components.
Solution Approach 2:
The getter elements are arranged in a radially symmetric pattern around the central support axis, creating a spheroidal or conical distribution pattern. This curved, radial arrangement optimizes space utilization and allows multiple cartridges to be packed efficiently within the pump housing, increasing productivity without linearly increasing overall device complexity.
3Speed
If getter elements are positioned at optimal angles for sorption velocity, then gas sorption efficiency improves, but the manufacturing precision requirements increase
Solution Approach 1:
The invention specifies an angular range (35°-75°, preferably 40°-70°) rather than a single precise angle, allowing manufacturing tolerances while maintaining effective performance. This parameter range approach balances the need for optimized sorption velocity with practical manufacturing capabilities.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This configuration enhances the pumping speed and capacity, ensuring efficient vacuum maintenance throughout large systems like particle accelerators without interfering with particle beams, and can be integrated into various vacuum systems.
Implementation Method 1
getter pump comprising a casing, whose shape is a solid of revolution with a revolution axis, and a plurality of getter cartridges mounted within said getter pump casing, each cartridge comprising a linear central support and spaced getter elements mounted on said linear central support
Data Source
AI summary
A getter pump is described. The getter pump has a casing and a getter cartridge mounted within the casing. Each cartridge has a linear central support and spaced getter elements mounted on the linear central support. Each cartridge is positioned along a plane orthogonal to the revolution axis and intersecting the midpoint of a linear central support. The angle formed by each positioning plane with its respective linear central support is comprised between 35° and 75°.