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HYDROPNEUMATIC DRIVE MECHANISM OF A LATHE TRACING DEVICE

Stylus 1, mounted on a bracket of the cross slide, is held by spring 2 in contact with the profile of template 3 and travels along the template upon longitudinal travel of the saddle. As it turns back and forth, stylus 1 varies the flow of air from nozzle 4 to which air is delivered under pressure. The variations in air pressure actuate bellows 5 and 6, counterbalanced by springs 7 and 8, which sh…

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  • Europeana

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  • image