Patent ID: 9701562
Date: 2017-07-11
CPC Classifications: C03B,H04B,Y10T

Claim:
1. A method for manufacturing a mobile-display cover glass comprising the steps of: preparing a rectangular flat glass sheet having a corner of a rounded shape; placing the flat glass sheet on a forming die having a flat forming surface so that a middle portion of the flat glass sheet in a first direction is located on the forming surface and an end portion of the flat glass sheet in the first direction is located outside the forming surface; placing a heat-insulating member on the middle portion of the flat glass sheet to hold the middle portion between the forming die and the heat-insulating member; and pressing down the end portion of the flat glass sheet with the application of heat while holding the middle portion between the forming die and the heat-insulating member to form a front portion and a side portion; wherein each of the forming die and the heat-insulating member includes at least one through hole, and the method further comprises the step of: feeding a coolant through the through hole of the forming die and the through hole of the heat-insulating member during the application of heat and the forming of the front portion and the side portion in order to control a temperature of the forming die and the heat-insulating member.