Snap-On Getter Pump Assembly for Easier Heater Servicing
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Solution Overview
Problem
Existing getter pumps with multiple stacks require labor-intensive assembly and maintenance due to individual heaters and complex wiring, making installation and servicing cumbersome, especially in high-density configurations.
Innovation Solution
A snap-on getter pump assembly featuring a getter module subassembly with a grid-like side wall and metallic bases, a heater module subassembly with insertable heaters, and a closed cable module, joined via coupling elements and floating threaded rods, allowing easy installation and servicing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple getter stacks are equipped with individual heaters, then each stack can be independently heated and activated, but the assembly and maintenance becomes labor-intensive and the structure becomes expensive and complicated
Solution Approach 1:
The patent merges multiple individual heaters into a single common heater that serves multiple getter stacks simultaneously. This is achieved by providing a heater base with a single heater element positioned to heat multiple stacks through their respective support structures, eliminating the need for separate heaters for each stack and reducing overall system complexity
Solution Approach 2:
The common heater is designed with universal functionality to heat multiple different getter stacks through a single heating element. The heater base structure allows the same heater to serve multiple stacks, making the heating system multi-functional rather than requiring dedicated heaters for each stack
2Reliability
If multiple getter stacks are equipped with individual heaters, then each stack has dedicated heating capability, but the assembly and disassembly requires extensive labor and time
Solution Approach 1:
The patent combines multiple heater assemblies into a single integrated heater base unit that can be installed as one piece. This merging reduces the number of separate components that need to be individually assembled and positioned, significantly reducing assembly time and labor requirements
Solution Approach 2:
The patent segments the getter pump system into modular components: a heater base with common heater, multiple getter stacks with supports, and a housing. This segmentation allows for easier assembly and disassembly of individual modules while maintaining the functional integrity of the overall system
3Ease of repair
If multiple getter stacks are equipped with individual heaters, then each stack can be independently maintained, but the maintenance process becomes complicated and expensive
Solution Approach 1:
The patent segments the system into maintainable modules where individual getter stacks can be removed and replaced independently while the common heater base remains in place. This segmentation enables maintenance of specific stacks without affecting the entire heating system or requiring disassembly of other components
Solution Approach 2:
The common heater base provides universal support and heating functionality for multiple getter stacks, allowing the same heater infrastructure to serve multiple stacks during operation and maintenance. This universality simplifies maintenance procedures compared to having separate dedicated heaters for each stack
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
Facilitates easier installation and servicing of getter pumps by providing a reversible and firm connection, reducing complexity and labor intensity, especially in high-density configurations.
Implementation Method 1
a heater module subassembly with one or more heaters mounted in the central position of a first surface of a heater subassembly base
Implementation Method 2
a getter module subassembly contains one or more getter stacks
Data Source
AI summary
Snap-on getter pump assembly where a first part, a getter subassembly (10; 20; 30; 40), is firmly but reversibly coupled with a second part, holding the getter heater (50) and a closed cable module (57; 67), and such assembly of these two parts is easily installed through plugging and screwing into a support comprising a matching plug-and-socket type connection.