Adjustable Security Cap for Memorial Block Bore Holes
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Solution Overview
Problem
Current methods for securing cremated ashes in memorial blocks, such as caulking or using wood shims, are inelegant and do not provide a secure or vandal-resistant solution, causing discomfort during placement and potential damage.
Innovation Solution
A security cap apparatus with a first and second plate that can be adjusted using fasteners, allowing the cap to expand and secure within a bore hole, featuring finger holes or tabs for easy installation and a deformable pin for secure holding, enabling secure placement and easy removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional caulking or wood shims are used to plug the bore hole, then the urn is secured in the memorial block, but the procedure is inelegant and does not provide adequate protection against vandalism or damage
Solution Approach 1:
The security cap is divided into two separate plates (first plate and second plate) that can be independently positioned and secured. This segmentation allows the cap to be installed in an aesthetically pleasing circular configuration while providing robust security through the fastening mechanism connecting the plates.
Solution Approach 2:
The security cap transitions from a dynamic installation state to a fixed secured state. During installation, the plates can be spread apart and adjusted; once installed, the fasteners lock the plates in position, creating a stable, vandal-resistant structure that maintains aesthetic appearance.
2Reliability
If a secure and vandal-resistant solution is implemented, then the urn is protected from damage, but the installation and removal process may become complex
Solution Approach 1:
The security cap is pre-assembled with the first and second plates connected by fasteners before installation. This preliminary preparation allows for quick installation by simply placing the pre-assembled unit into the bore hole, eliminating the need for complex on-site assembly procedures while maintaining strong vandal resistance.
Solution Approach 2:
The complex security mechanism is extracted as a separate, self-contained security cap unit that can be independently handled and installed. This extraction simplifies the overall installation process by allowing the security cap to be installed as a single component rather than requiring complex integration of multiple security elements during the placement procedure.
3Strength
If the security cap uses multiple fasteners and plates for secure holding, then the urn position is firmly secured, but the device structure becomes more complex
Solution Approach 1:
Multiple fasteners are combined and integrated within the single security cap structure, connecting the first and second plates as a unified assembly. This merging provides strong securing force through the distributed fastener system while presenting a simple, cohesive component for installation and removal.
Data Source
AI summary
An apparatus has at least one fastener and a first plate defining an opening for receiving the at least one fastener and a second plate slidably engaged with the first plate. The second plate defines at least one slot for slidably receiving the at least one fastener. The at least one fastener is adapted to secure the position of the first plate relative to the second plate.


