Support structure of glass supply pipe, plate glass manufacturing apparatus, plate glass manufacturing method, and preheating method of glass supply pipe

摘要

The support structure of a glass supply pipe is provided with the glass supply pipe 7 which has the electricity supply heating parts 11a and 11b which carry out electricity heating, and the support members 15a and 15b which support the electricity supply heating parts 11a and 11b, respectively. The support structure of the glass supply pipe is provided with the insulating member 20 between the electricity supply heating parts 11a and 11b and the support members 15a and 15b.