Magnetic Lighting Unit on Curved Dome Rear Wall
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Solution Overview
Problem
Existing lighting devices with magnetic fastening for adjusting lighting direction are complex and require multiple movements for precise alignment.
Innovation Solution
A lighting device with a lamp housing featuring a curved, dome-shaped rear wall, where the lighting unit is magnetically attached, allowing for easy adjustment of the beam direction by moving the unit along the curved wall.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If magnetic fastening is used to attach the lighting unit to the housing, then the lighting direction can be adjusted flexibly, but the adjusting procedure becomes complex requiring multiple separate movements
Solution Approach 1:
The patent combines the positioning function and angular alignment function into a single integrated movement. The lighting unit is attached to a rotatable support structure that allows simultaneous radial positioning and angular adjustment through one continuous rotational movement, eliminating the need for separate positioning and alignment steps.
Solution Approach 2:
The support structure employs a rotational mechanism with curved or arc-shaped guiding paths that enable the lighting unit to move along a circular trajectory. This curved movement path naturally couples radial position changes with angular orientation changes, simplifying the adjustment procedure to a single rotational action.
2Ease of operation
If the lighting unit is mechanically displaced for positioning, then the position can be changed, but the procedure requires at least two separate movements for both positioning and angular alignment
Solution Approach 1:
The support structure is pre-configured with a rotational mechanism that inherently links positioning and angular alignment functions. When the lighting unit is attached, the geometric relationship between the rotation axis and the housing ensures that a single rotational movement automatically achieves both the radial position and the angular orientation, eliminating sequential adjustment steps.
3Device complexity
If a simple magnetic attachment structure is used, then the accommodation is discreet and protected, but the beam direction adjustment mechanism becomes insufficient
Solution Approach 1:
The patent transforms the static magnetic attachment into a dynamic system by coupling the magnetic connection with a rotatable support structure. The magnetic force provides secure attachment while the rotational mechanism enables dynamic angular adjustment. The system transitions from a fixed position to a continuously adjustable orientation while maintaining simple magnetic attachment principles.
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
Enables quick and simple adjustment of the lighting direction without complex mechanical mechanisms, while providing discreet and protected accommodation for the lighting unit.
Implementation Method 1
which can be used to attach the lighting unit to a selectable point on the rear wall of the lamp housing using a magnetic force
Data Source
AI summary
The invention relates to a lighting device (1; 1′; 1″; 101; 101′) with a lamp housing (2; 2′; 2″; 102; 102′) and a lighting unit (3; 3′; 3″; 103; 103′). The lamp housing has a light emission area (7; 7′; 7″; 107; 107′) on a light output side (5; 5′; 5″; 105; 105′) thereof and on a side (11; 11′) facing away from the light output side (11; 11′; 11″; 111; 111′) thereof has a curved, dome-shaped rear wall (13; 13′; 13″; 113; 113′). The lighting unit is set up to emit light on the light output side (17; 17′; 17″; 117; 117′) thereof in order to emit the light through the light emission area of the lamp housing. The lighting unit has at least one device (23; 23′; 23″) on a rear side (19; 19′; 19″; 119; 119′) facing away from the light output side (17; 17′; 17″; 117; 117′); 123; 123′) which can be used to attach the lighting unit in a selectable location on the rear wall (13; 13′; 13″; 113; 113′) of the lamp housing using a magnetic force, thereby enabling adjustment of the beam direction (A) of the lighting unit in relation to the lamp housing.