CENTER LINE PLANNING DEVICE
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United States of America Patent
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Issued Date -
Nov 18, 2021
app pub date -
Aug 30, 2019
filing date -
Dec 26, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention discloses a center line planning device, comprising a fixed support, a movable support, said movable support connected to said fixed support in a movable form, the head end of the first connecting rod hinged on the fixed support, the head end of the second connecting rod hinged on the movable support, the tail end of the first connecting rod and the tail end of the second connecting rod hinged together, the length of the first connecting rod equal to the length of the second connecting rod; the hinge position between the tail end of the first connecting rod and the tail end of the second connecting rod provided with a marking tool. The present invention utilizes the principle of coincident median and altitude in an isosceles triangle to design said center line planning device that facilitates workers to identify and confirm the center lines of axial parts, such as square tubes and round tubes, so as to pave the way for further processing of the raw materials.
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