Fibre-Reinforced Plastic Railing Element with Decorative Surface
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Solution Overview
Problem
Traditional teak railing elements on cruise ships are costly due to high maintenance requirements, as the lacquer layer adheres poorly to the naturally oily teak, necessitating frequent sanding and re-lacquering, and teak is expensive and difficult to cultivate.
Innovation Solution
A railing element made from a fibre-reinforced plastic composite with an ink pattern decoration, which mimics the appearance of lacquered teak, reducing maintenance costs and providing better lacquer retention, and optionally featuring a hollow profile body with integrated lighting and sprinkler elements for enhanced functionality and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If teak is used for railing elements, then good resistance to wood rot is achieved, but high maintenance costs result due to poor lacquer adhesion
Solution Approach 1:
The patent applies a decorative layer that copies the appearance of lacquered teak onto a plastic composite substrate. This decorative layer includes printed patterns resembling wood grain and lacquer finish, providing the aesthetic appearance of traditional teak railings without requiring actual teak wood or frequent relacquering maintenance.
Solution Approach 2:
The patent uses a composite structure combining a plastic substrate (such as polyethylene or polypropylene) with a decorative surface layer. This composite material provides both the durability and rot resistance needed for marine environments while eliminating the adhesion problems associated with natural teak wood and lacquer coatings.
2Shape
If a lacquer layer is applied to teak railing elements, then appearance is improved, but frequent sanding and re-lacquering are required
Solution Approach 1:
Instead of applying actual lacquer to teak, the patent uses a decorative layer that prints or embosses the appearance of lacquered wood grain patterns onto the plastic surface. This copied appearance does not require periodic sanding or re-lacquering because it is integral to the decorative layer itself.
Solution Approach 2:
The decorative appearance is applied during the manufacturing process of the railing element itself, rather than as a separate post-installation coating. This preliminary application of the decorative layer ensures long-term durability without requiring future maintenance interventions.
3Shape
If teak railing elements are used, then traditional aesthetic appearance is achieved, but high material costs and cultivation difficulty result
Solution Approach 1:
The patent uses cost-effective plastic materials with printed decorative layers that replicate the aesthetic appearance of expensive teak wood. The decorative layer includes realistic wood grain patterns and coloring that provide the traditional maritime aesthetic at a fraction of the material cost of actual teak.
Solution Approach 2:
The patent replaces expensive, difficult-to-cultivate teak wood with inexpensive plastic materials. While plastic may have different environmental considerations, it eliminates the high material costs and cultivation challenges associated with teak, making railing elements more economically viable.
4Strength
If fibre-reinforced plastic composite is used, then strength is improved, but steel reinforcement can be dispensed with
Solution Approach 1:
The patent employs fibre-reinforced plastic composite materials where fibres (such as glass, carbon, or organic fibres) are embedded within the plastic matrix during manufacturing. This composite structure provides enhanced mechanical strength and stiffness, allowing the railing element to function as a complete structural unit without requiring separate steel reinforcement components.
Solution Approach 2:
The patent combines the structural function and aesthetic function into a single integrated component. The fibre-reinforced plastic body provides both structural strength and, when combined with the decorative layer, the aesthetic appearance, eliminating the need for separate steel reinforcement structures and simplifying the overall design.
Data Source
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AI summary
The present invention relates to a railing element, and to a method for the manufacture thereof. A railing element according to the invention comprises a profile body substantially of a plastic composite and a decoration at the surface of the profile body. The method according to the invention comprises the steps of forming a profile body from a plastic composite and arranging a decoration at a surface of the profile body.