Strengthened cover lens and method for strengthening cover lens

• Main Author: AHN, KYUNGUL
• Format: Patent
• Language: Chinese; English
• Published: 11.07.2016
• Subjects: APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; CALCULATING; CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; METALLURGY; MINERAL OR SLAG WOOL; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PERFORMING OPERATIONS; PHYSICS; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; SPRAYING OR ATOMISING IN GENERAL; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS; TRANSPORTING

A strengthened cover lens is disclosed to include a substrate, including an upper surface, a lower surface substantially parallel to the upper surface, a side surface located between the upper surface and the lower surface, and the side surface being substantially perpendicular to the upper surface and the lower surface, an upper chamfer surface formed between the upper surface and the side surface and the upper chamfer surface being adjacent the side surface, a concave portion formed between the upper surface and the upper chamfer surface, and a protection layer covering at least the concave portion and the upper chamfer surface, and a method for strengthening a cover lens being durable for abrasive condition by rigid body such as metal in common use is also provided.