Removable Tripod Foot Securement Against Thread Loosening
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Solution Overview
Problem
Removable tripod feet often struggle with secure attachment due to difficulty in tightening and susceptibility to loosening under cyclic loads and vibrations, leading to instability and potential detachment.
Innovation Solution
Incorporation of a resilient element, such as an elastomeric o-ring, at the interface between the foot and the ferrule, which increases friction and resists loosening by compressing and maintaining contact between interfacing surfaces, facilitated by a cross-axis aperture for easy installation and leverage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If removable feet are attached to tripod legs by screw threads, then the feet can be easily installed and removed, but the threaded connection becomes difficult to tighten and may loosen under cyclic loads and vibrations
Solution Approach 1:
A resilient element (such as a rubber or elastomeric ring) is introduced as an intermediary component between the foot and the tripod leg. This element increases friction at the interface, preventing the foot from loosening under vibration and cyclic loads while maintaining ease of installation through simple threading
Solution Approach 2:
The resilient element changes the friction parameter at the interface between the foot and tripod leg. By increasing static friction through the elastic deformation of the resilient material, the connection resists loosening without requiring higher tightening torque or more complex fastening mechanisms
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
The solution ensures easy installation and reliable resistance to loosening of the threaded connection, enhancing the stability and utility of the tripod by maintaining friction during vibration and cyclic loading.
Implementation Method 1
a resilient element, such as an elastomeric o-ring, at the interface between the foot and the ferrule, which increases friction and maintains contact between interfacing surfaces to resist loosening
Data Source
AI summary
Installation of a removable tripod foot is facilitated by a cross-axis aperture in the foot and loosening of the threaded connection of the foot and the tripod's leg is resisted by a resilient element engaging interfacing surfaces of the foot and the leg.