UV Laser Leaf Marking Without Plant Disease
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Solution Overview
Problem
Existing methods for marking plant leaves often result in plant death or disease, limiting their marketability and usability for decorative purposes.
Innovation Solution
A method involving the use of a laser to introduce a permanent deformation in plant leaf tissue, specifically using ultraviolet light to mark living leaf tissue without causing harm, combined with appropriate cultivation techniques.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If existing methods for marking plant leaves are used, then marking can be achieved, but the plant dies or becomes sick or diseased
Solution Approach 1:
The patent changes the parameters of the marking method by using ultraviolet laser light with specific wavelengths (200-400 nm) and controlled energy levels. This allows precise deformation of leaf tissue at the cellular level without causing harmful effects that would lead to plant death or disease, thus resolving the contradiction between marking precision and plant health
Solution Approach 2:
The patent replaces traditional mechanical marking methods (which physically cut or scratch the leaf) with a laser-based optical system. The ultraviolet laser induces permanent deformation through photonic interaction with the tissue, eliminating the need for contact and reducing the risk of infection and disease transmission, thereby maintaining plant health while achieving precise marking
2Shape
If permanent deformation is introduced in plant leaf tissue, then decorative purpose is achieved, but the plant becomes sick or diseased
Solution Approach 1:
The patent replaces mechanical deformation methods with laser-induced deformation. The ultraviolet laser creates permanent shape changes in the leaf tissue through controlled cellular deformation without physical contact, eliminating the introduction of pathogens and mechanical damage that would otherwise cause disease
Solution Approach 2:
The ultraviolet laser acts as an intermediary that transfers energy to the leaf tissue to induce deformation without direct mechanical contact. This energy mediation allows shape change while avoiding the introduction of harmful factors associated with physical marking tools
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 method allows for permanent deformation of plant leaves without causing sickness or disease, enhancing marketability and usability for decorative purposes.
Implementation Method 1
providing a mark applicator that includes a laser, marking the living leaf tissue with the laser, wherein marking the living leaf tissue introduces a permanent deformation in the living leaf tissue, and wherein the laser deforms the living leaf tissue with an ultraviolet light to introduce the permanent deformation
Data Source
AI summary
Methods of marking living leaf tissue and apparatuses for effecting such marking are disclosed, and may include orienting a plant such that the living leaf tissue is in a marking position, retaining the living leaf tissue in the marking position, and marking the living leaf tissue with a mark applicator, wherein marking the living leaf tissue introduces a permanent deformation in the living leaf tissue.