Apparatus for removing glass viewing panels from a mold

Abstract

Abstract TAKEOUT APPARATUS FOR REMOVING ARTICLES SUCH AS VIEWING PANELS FOR TELEVISION PICTURE TUBES FROM THEIR FORMING MOLDS BY THE USE OF NEGATIVE PRESSURE OR VACUUM AND WITHOUT DISTORTION OF SUCH ARTICLES. THE APPARATUS COMPRISES A VACUUM HEAD HAVING AN ANNULAR OUTER MEMBER WHOSE BOTTOM SURFACE CONTACTS THE SEALING EDGE OF EACH FORMED PANEL, AND AN INNER MEMBER SUPPORTRING A PLURALITY OF DOWNWARDLY EXTENDING SPACED-APART POSTS OR PEDESTALS OF VARYING LENGTHS ON THE BOTTOM OF SUCH INNER MEMBER, THE FREE ENDS OF SUCH POSTS BEING SHAPED TO CORRESPOND TO SELECTED AREAS ON THE INNER SURFACE OF THE FACE PLATE PORTION OF EACH OF SAID PANELS, SAID AREAS BEING DRAWN INTO CONTACT WITH SAID ENDS OF SAID POSTS WHEN SAID INNER MEMBER MOVES INTO THE INTERIOR OF EACH RESPECTIVE PANEL UNTIL SAID BOTTOM SURFACE OF SAID OUTER MEMBER CONTACTS THE SEALING EDGE OF THE RESPECTIVE PANEL AND VACUUM OR NEGATIVE PRESSURE IS SUPPLIED THROUGH THE INNER MEMBER TO THE INTERIOR OF SUCH PANEL. THE OUTER MEMBER CLOSELY ENCOMPASSES THE OUTER PERIPHERY OF SAID INNER MEMBER IN A SNUG BUT SLIDABLE RELATIONSHIP THEREWITH AND WITH A SUBSTANTIALLY AIRTIGHT SEAL THEREBETWEEN. THE POSTS ON THE BOTTOM OF SAID INNER MEMBER PREVENT DISTORTION OF THE PANELS WHEN SAID VACUUM IS SUPPLIED TO THE INTERIOR THEREOF.

Inventors

• 👤 Wendell S Blanding
• 👤 Richard F Kruger

Bibliographic Details