Method and apparatus for repairing a crack in a pane of plate glass
OwnerRobert A. Walzinventor
Life of this patent
Estimating the term…
Abstract
A system for repairing a crack in a pane of plate glass in which a rotatable shaft extends through the glass and carries cutters on both sides for concurrently cutting an aperture therein from both sides.
Claims8
Apparatus for repairing a crack in a pane of plate glass having a pilot hole therethrough comprising a single drive motor having an extended shaft, an inner cutter, an outer cutter, means for mounting said cutters on said shaft on opposite sides of said pane of glass, and means for yieldably urging said cutters into cutting relation with said pane of glass to concurrently cut a section therefrom from opposite sides thereof.
A method for repairing a crack in a pane of plate glass having a pilot hole therethrough comprising supporting a single drive motor upon the pane of glass in normal relation thereto and with the shaft of the motor extending through the pilot hole, and concurrently cutting the glass from both sides thereof to remove a section therefrom.
Dependencies are inferred from the claim text.