Inventors:
Robert C. Fulton - Monroeville PA
Donald L. Edmunds - Bethel Park PA
George B. Shields - Lower Burrell PA
Assignee:
PPG Industries, Inc. - Pittsburgh PA
International Classification:
C03B 2700
Abstract:
Removal of glass fragments from a glass sheet tempering quench apparatus is expedited by damping air flow simultaneously with opening of the quench chamber.