Automatic machine for grinding the borders of glass panes

Abrading – Precision device or process - or with condition responsive... – Computer controlled

Reexamination Certificate

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C451S008000

Reexamination Certificate

active

07094128

ABSTRACT:
An automatic machine for grinding the borders of glass panes, particularly the edges, arranged preferably vertically but applicable to any other arrangement, comprising devices which allow the machining of glass panes, which are notoriously fragile and have an irregularly cut or even contoured perimeter by means of a rigid tool, such as a diamond grinding wheel, by acting simultaneously on the two edges along the perimeter of the pane. In particular, the machine comprises a feeler element and feedback circuits for symmetrically edging the glasspane and, advantageously, for keeping unchanged the perimetric profile of the pane.

REFERENCES:
patent: 3943667 (1976-03-01), Hoenigmann
patent: 4406091 (1983-09-01), Eckardt et al.
patent: 4989373 (1991-02-01), Park
patent: 5327686 (1994-07-01), Park
patent: 5433652 (1995-07-01), Park
patent: 6220928 (2001-04-01), Okabe et al.
patent: 6431964 (2002-08-01), Ishikawa et al.
patent: 6572444 (2003-06-01), Ball et al.
patent: 2004/0259475 (2004-12-01), Vianello et al.
patent: 0 185 560 (1986-06-01), None

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