Peelable Protective Sheet for Building Material Design Surface
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Solution Overview
Problem
Existing building materials require extra labor and complexity during construction to prevent protective sheet ends from being caught between adjacent materials, leading to difficulties in peeling and potential damage to design surfaces.
Innovation Solution
A building material design featuring a peelable protective sheet where the design surface has both covered and exposed regions, with the exposed regions preventing sheet ends from being caught and allowing easy peeling, thereby improving construction efficiency and surface protection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If the protective sheet covers the entire design surface including end portions, then the design surface is fully protected from damage, but the sheet end gets caught between adjacent building material bodies requiring extra labor
Solution Approach 1:
The protective sheet is designed with different coverage regions: a covered region that protects the main design surface and an exposed region at the end portion. This local differentiation allows the sheet to protect where needed while avoiding the problem of sheet ends getting caught between adjacent materials.
Solution Approach 2:
The design surface is segmented into two functional zones: the covered region protected by the protective sheet and the exposed region left uncovered. This segmentation resolves the contradiction by separating the protection function from the area where sheet ends would cause operational difficulties.
2Object-affected harmful factors
If the protective sheet is affixed to cover end portions, then design surfaces are suppressed from being damaged, but sheet ends serve as starting points for peeling that easily overlap and become difficult to peel
Solution Approach 1:
The protective sheet configuration creates a clear distinction between the covered region (for protection) and the exposed region (for easy peeling initiation). The exposed region at the end portion provides a convenient starting point for peeling operations without causing overlap complications.
3Object-affected harmful factors
If the protective sheet covers the entire surface, then maximum protection is achieved, but construction efficiency is reduced due to extra labor requirements
Solution Approach 1:
Instead of covering the entire design surface, the protective sheet is applied partially to cover only the necessary protected region while leaving the end portion exposed. This partial coverage achieves sufficient protection for the main surface while eliminating the operational problems associated with full coverage.
Data Source
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AI summary
[Object] To provide a building material, a stacked body of building materials, and a building-material construction method capable of improving the construction properties while suppressing a design surface from being damaged. [Solution] A building material includes a substantially rectangular plate-shaped building material body 2 that includes a first face 2F and a design surface 3 within the first face 2F; and a protective sheet S1 that is affixed to the building material body 2 in a peelable manner. The design surface 3 includes a covered region C1 that is covered with the protective sheet S1 and thereby protected and an exposed region B1 that is not covered with the protective sheet S1 and that extends along a first design end portion 3D, which is an end portion of the design surface 3.