PLofFourbarcouplercurve

by Tim C. Lueth, SG-Lib Toolbox: SolidGeometry 5.6 - 4Bar/Linkages
Introduced first in SolidGeometry 5.1, Creation date: 2021-12-02, Last change: 2025-09-15

Creates the coupler courve for an Fourbar given by four points

Description

This function has an educational code

See Also: PLofPosecouplercurve , PLofPosecentrodes

Example Illustration

missing image of PLofFourbarcouplercurve(A0,B0,A1,B1,GPLA,GPLB,wsol,CPLE,

Syntax

[PL0,TL0,wlim,PLC,PLS,wA1,wcr]=PLofFourbarcouplercurve(A0,B0,[A1,B1,GPLA,GPLB,wsol,CPLE,"R12","N"])

Input Parameter

A0: Postion of base point crank
B0: Postion of base point swing
A1: Endpoint of crank
B1: Endpoint of swing
GPLA: optional attachment point of crank at coupler
GPLB: optional attachment point of swing at coupler
wsol: optional angle limitations
CPLE: PLots CPLE in interactive mode

Output Parameter

PL0: Point list of coupler courve
TL0: Frames if coupler courve
wlim: angle limitation =s
PLC: Point list of radial crank movement
PLS: Point list of radial swing movement
wA1:
wcr:

Examples


SGfigure;
cla; PLofFourbarcouplercurve([0 0],[100 0],[0 60],[100 +70]); % Plot without attachment points
cla; PLofFourbarcouplercurve([0 0],[100 0],[0 60],[100 -70]); % Plot without attachment points
cla; PLofFourbarcouplercurve([0 0],[100 0],[0 60],[100 70],[-50 -20],[50 0]); % attachment points
cla; PLofFourbarcouplercurve([0 0],[100 0],[0 60],[100 70],[-50 -100],[50 0]); % attachment points



Copyright 2021-2025 Tim C. Lueth. All rights reserved. The code is the property of Tim C. Lueth and may not be redistributed or modified without explicit written permission. This software may be used free of charge for academic research and teaching purposes only. Commercial use, redistribution, modification, or reverse engineering is strictly prohibited. Access to source code is restricted and granted only under specific agreements. For licensing inquiries or commercial use, please contact: Tim C. Lueth

Last html export of this page out of FM database by TL: 2025-09-21