WIRE FEEDING APPARATUS FOR WELDERS
This invention relates to an apparatus for feeding wire at great distances. This apparatus comprises wire-feeding mechanisms, connected by thyristor stages with phase control to generators of ignition pulses,and supplied by a common supply bus to a speed stabilizer in the first wire-feeding device,...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | This invention relates to an apparatus for feeding wire at great distances. This apparatus comprises wire-feeding mechanisms, connected by thyristor stages with phase control to generators of ignition pulses,and supplied by a common supply bus to a speed stabilizer in the first wire-feeding device, connected to the wire-feeding mechanism and the generator of ignition pulses. It is characterized in that the output of the generator of ignition pulses of the first wire-feeding device is connected by means of a synchronization bus to the inputs of the generators of ignition pulses of the second and the next-following wire-feeding devices. |
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