METHOD OF CUTTING GLASS Russian patent published in 2019 - IPC C03B33/09 B23K26/38 B23K26/64 

Abstract RU 2677519 C1

FIELD: technological processes.

SUBSTANCE: invention relates to the field of precision micro-processing of materials, in particular, to a method for cutting glasses using a comb of femtosecond laser pulses, and can be used for precision glass cutting in factories and research centers. Method of cutting glass includes the formation of a comb of femtosecond laser pulses, characterized by an interpulse interval, the creation of a line with data from the defects of the glass structure in the bulk of the glass and the fracture of the glass. Comb of femtosecond laser pulses is formed using an interferometer, and the interpulse interval, determined by the thickness of the interferometer, is 10–70 ps.

EFFECT: invention allows to speed up the process of cutting glass by reducing the number of stages.

1 cl, 4 ex, 1 dwg

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RU 2 677 519 C1

Authors

Sigaev Vladimir Nikolaevich

Okhrimchuk Andrej Gordeevich

Lotarev Sergej Viktorovich

Lipatev Aleksej Sergeevich

Fedotov Sergej Sergeevich

Dates

2019-01-17Published

2017-12-18Filed