Apparatus for thermally severing glass

Details Apparatus for thermally severing glass Apparatus for thermally severing glass

1979-04-16

1980-11-11

Meister, J. M.

Severing by tearing or breaking

Breaking or tearing apparatus

Including means to apply thermal shock to work

225 93, 225 965, B26F 300, B26F 312

Patent

active

042328098

ABSTRACT:
A method of and apparatus for thermally severing thick glass sheets by applying an energized electrical resistance wire element against the glass surface coincident with the intended line of cut and providing mechanical means adjacent the starting end of the cut to spread the glass portions on opposite sides of the line apart as the cut begins to run from the starting end. A glass spreading arrangement also can be provided at the trailing end of the cut to assure a straight cut along the intended path from end to end.

REFERENCES:
patent: 1777644 (1930-10-01), Hitner
patent: 3146926 (1964-09-01), Huffman
patent: 3584773 (1971-06-01), Grove et al.
patent: 3889862 (1975-06-01), Insolio
patent: 4113162 (1978-09-01), Boehm

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