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DEVICE FOR REPRODUCTION OF CONICAL CURVES AND THEIR SIMULTANEOUS TRANSFORMATION INTO THE QUARTIC CURVES
DEVICE FOR REPRODUCTION OF CONICAL CURVES AND THEIR SIMULTANEOUS TRANSFORMATION INTO THE QUARTIC CURVES
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机译:圆锥曲线的复制及其同时转变为二次曲线的装置
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摘要
A device for reproduction of conical curves and their simultaneous transformation into the quartic curves comprises a rectangular guide frame, a rotary link, a horizontal beam connected by hinges and sliders. It additionally comprises a rectangular link with slots, whose shoulders bear a vertical beam.
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