Tilt Ring Lamp Retention Tabs for Adjustable Lighting
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Solution Overview
Problem
Adjustable light fixtures often face issues with lamp detachment or undesirable positioning due to force exertion during rotation or tilting, and some designs allow unwanted visibility into the light fixture housing when tilted.
Innovation Solution
A lighting structure comprising a trim ring, a spin ring, and a tiltable tilt ring attached by fasteners, with retention tabs or tape to secure the lamp in place, preventing upward movement and maintaining visual shielding.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If force is exerted on the lamp to rotate or tilt the adjustable trim, then the lighting direction can be adjusted, but the lamp may detach from the lamp retention structure or move to an undesired position
Solution Approach 1:
The lamp retention structure is segmented into multiple independent retention elements (first retention element and second retention element) positioned at different locations on the tilt ring. This segmentation allows each element to independently engage with corresponding features on the lamp, distributing the retention force and preventing lamp detachment during adjustment operations.
Solution Approach 2:
The retention elements are pre-positioned on the tilt ring to engage with the lamp before any rotational or tilting forces are applied. This preliminary engagement ensures that the lamp is securely held in place before adjustment begins, preventing unintended movement or detachment during the adjustment process.
2Ease of operation
If the adjustable trim is tilted to change lighting direction, then the lighting can be directed as needed, but the inside of the recessed light fixture housing becomes visible from below the ceiling
Solution Approach 1:
The retention elements extend in a radial direction from the tilt ring, creating a three-dimensional retention mechanism. This radial extension allows the retention elements to engage with the lamp from multiple directions simultaneously, providing secure retention while maintaining a compact profile that prevents visibility into the housing when tilted.
Solution Approach 2:
The retention elements are designed as thin, flexible extensions of the tilt ring structure that can deflect slightly during lamp installation and adjustment, then maintain constant engagement pressure. This flexibility allows the retention mechanism to accommodate lamp variations while maintaining a sleek profile that prevents housing visibility when tilted.
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 securely retains the lamp during adjustments, preventing detachment and maintaining visual shielding by using retention tabs or tape to resist upward movement and limit unwanted visibility.
Implementation Method 1
a lamp spring positioned to push the lamp toward the tabs or tape
Data Source
AI summary
A lighting structure for a light fixture includes a trim ring, a spin ring positioned within the trim ring, and a tilt ring positioned within the spin ring and attached to the spin ring by a fastener. The tilt ring is tiltable relative to the spin ring. A first tab and a second tab extend inwardly from a wall of the tilt ring. The first tab and the second tab are positioned across from the fastener. The lighting structure further includes a lamp spring attached to the tilt ring across from the first tab and the second tab. The lamp spring is positioned to push a lamp toward the first tab and the second tab.